What is computer?
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The document defines a computer as an electronic device that receives information, manipulates it based on a program of instructions, and produces a result. It has a central processing unit and memory to carry out arithmetic operations on stored or external information. The main advantages of computers are their ability to store huge amounts of data, make fast and accurate calculations, and produce precise results, leading to better decision making.
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information technology
A computer is an electronic device that accepts inputs, performs mathematical and logical operations using stored programs, and generates outputs. It has the characteristics of speed, accuracy, and automation as it can process millions of instructions per second with accurate results requiring little human intervention. While computers are diligent, reliable due to built-in monitoring, and versatile in running diverse applications, they are limited in only being able to perform programmed instructions and having limited use where qualitative considerations are important. Data represents known recorded facts and values, while information involves conclusions drawn from processing data.
Lecture 1
The document provides a history of computers from the 1940s to present. It describes how early computers were room-sized and used vacuum tubes, while later generations became smaller, faster, and more reliable using transistors, integrated circuits, and microelectronics. The document also defines key computer components like CPUs, memory, storage, and input/output devices, and how computers are classified by purpose and data type.
What is a computer and its essential uses
Our report in BusCom this coming Thursday. So goodluck to me because I am the rep. in our group so I should explain this all by myself. Hahaha
Basics of computer
Computer is a device that accepts digital data as input, manipulates it based on a program's instructions, and provides processed results as output. It has two main parts: hardware and software. Hardware are the physical and tangible parts like the keyboard, monitor, mouse, and central processing unit. Hardware is divided into input devices to feed data, storage devices to store data, and output devices to display or print data. Software includes the operating system and programs that tell the computer what to do. Common system software includes Windows and Linux, while application software includes programs like Word and Excel.
computer
A computer is an electronic machine that can accept data as input, process that data, store the output, and provide results. It performs arithmetic and logical operations and distinguishes itself from a calculator by being able to store and run programs. A computer has input, processing, output, and storage components. It also has hardware, software, and people components. There are different types of computers including analog, digital, microcomputers, minicomputers, mainframes, and supercomputers.
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We educate and prepare the candidates to achieve their goals in the Public Sector areas. We provide them comprehensive details and knowledge required to crack any Competitive Exams from Base building to their Final Selection.
What Is Computer
This document provides an overview of computers and data processing. It discusses what a computer is, the components of a computer system including hardware like the CPU, input/output devices, and storage. It describes the cycle of data processing as input, process, output. It discusses different types of data processing like manual and electronic. It classifies computers according to the data they handle, their purpose, and size. The document is intended to help students in Grade 6 prepare for an upcoming test by studying key concepts about computers and data processing.
Computer,its type and features
A computer is an electronic device that can read, write, compute, compare, store, and process large volumes of data with high speed, reliability, and accuracy. There are three main types of computers: analog computers which operate on continuous ranges of values or voltages, digital computers which operate using binary numbers of 0s and 1s, and hybrid computers which combine aspects of analog and digital computers. Key features of computers include high speed, reliability, accuracy, large storage capacity, and versatility.
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A computer is an electronic device that accepts inputs, performs mathematical and logical operations using stored programs, and generates outputs. It has the characteristics of speed, accuracy, and automation as it can process millions of instructions per second with accurate results requiring little human intervention. While computers are diligent, reliable due to built-in monitoring, and versatile in running diverse applications, they are limited in only being able to perform programmed instructions and having limited use where qualitative considerations are important. Data represents known recorded facts and values, while information involves conclusions drawn from processing data.
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The document provides a history of computers from the 1940s to present. It describes how early computers were room-sized and used vacuum tubes, while later generations became smaller, faster, and more reliable using transistors, integrated circuits, and microelectronics. The document also defines key computer components like CPUs, memory, storage, and input/output devices, and how computers are classified by purpose and data type.
What is a computer and its essential uses
Our report in BusCom this coming Thursday. So goodluck to me because I am the rep. in our group so I should explain this all by myself. Hahaha
Basics of computer
Computer is a device that accepts digital data as input, manipulates it based on a program's instructions, and provides processed results as output. It has two main parts: hardware and software. Hardware are the physical and tangible parts like the keyboard, monitor, mouse, and central processing unit. Hardware is divided into input devices to feed data, storage devices to store data, and output devices to display or print data. Software includes the operating system and programs that tell the computer what to do. Common system software includes Windows and Linux, while application software includes programs like Word and Excel.
computer
A computer is an electronic machine that can accept data as input, process that data, store the output, and provide results. It performs arithmetic and logical operations and distinguishes itself from a calculator by being able to store and run programs. A computer has input, processing, output, and storage components. It also has hardware, software, and people components. There are different types of computers including analog, digital, microcomputers, minicomputers, mainframes, and supercomputers.
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We educate and prepare the candidates to achieve their goals in the Public Sector areas. We provide them comprehensive details and knowledge required to crack any Competitive Exams from Base building to their Final Selection.
What Is Computer
This document provides an overview of computers and data processing. It discusses what a computer is, the components of a computer system including hardware like the CPU, input/output devices, and storage. It describes the cycle of data processing as input, process, output. It discusses different types of data processing like manual and electronic. It classifies computers according to the data they handle, their purpose, and size. The document is intended to help students in Grade 6 prepare for an upcoming test by studying key concepts about computers and data processing.
Computer,its type and features
A computer is an electronic device that can read, write, compute, compare, store, and process large volumes of data with high speed, reliability, and accuracy. There are three main types of computers: analog computers which operate on continuous ranges of values or voltages, digital computers which operate using binary numbers of 0s and 1s, and hybrid computers which combine aspects of analog and digital computers. Key features of computers include high speed, reliability, accuracy, large storage capacity, and versatility.
Basic of computer
The document outlines a curriculum for teaching computer skills divided into three units. Unit 1 covers basics of computers and uses of technology in the classroom. Unit 2 focuses on computer applications like MS Office and using internet resources for learning. Unit 3 discusses methodological issues of computer instruction, structuring practical tasks that integrate ICT into lessons, and using the internet for lesson planning. The document also provides background information on computers, defining them as electronic devices that can process data, and outlining their basic functions, components, characteristics, and defining hardware and software.
Characteristics ofcomputer
Computers have several key characteristics that make them useful tools. They can perform calculations at extremely high speeds, often in fractions of a second. They are also very accurate, with the ability to perform large numbers of calculations precisely without errors. Additionally, computers can work tirelessly for long periods without rest or loss of concentration. They are versatile and can perform multiple tasks simultaneously. Computers also have enormous storage capacity and can remember digital information perfectly for many years. However, computers have no human feelings or emotions and require explicit instructions from programmers to complete any task, as they have no inherent intelligence of their own.
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This slideshow will help you to know more and discover about computer which can help you to your studies especially in your projects, presentations and reports.
Computer System
A computer is an electronic device that accepts data and instructions, processes the data, and provides meaningful information. It can perform calculations very quickly, accurately, and continuously while storing large amounts of data. Computers are versatile and can perform many different tasks like calculations, communication, and graphics if given the proper instructions through programming. However, computers lack intelligence and emotions - they will only perform tasks based on their programming and cannot evaluate whether a program is good or bad. A basic computer system has five main operations - input, storage, control, processing, and output.
Basic computer organization
The document summarizes the basic organization of a computer system. It describes that while computers have changed over time, the core logical structure has remained the same. The five main units that take input data and convert it to useful information are: 1) input unit, 2) storage unit, 3) processing unit, 4) control unit, and 5) output unit. The storage unit has two types - primary storage (memory) and secondary storage (disks/tapes), which store data temporarily and permanently respectively. The processing unit performs calculations and operations on data stored in primary storage. The control unit manages and coordinates the entire computer system.
Characteristics of computer.ppt tamoor
A computer is a calculating device that can input, process, store, and retrieve data at enormous speeds with great accuracy. It has characteristics such as speed, accuracy, diligence, versatility, and a powerful ability to remember large amounts of data. However, computers have no intelligence, feelings, or ability to think or decide on their own - they simply carry out human instructions.
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A computer is an electronic machine that accepts data as input, processes that data, and produces information as output. It is composed of both hardware components like the CPU, memory, keyboards, and monitors, as well as software programs and instructions. Computers are powerful tools due to their speed, accuracy, large storage capacity, ability to automate tasks, versatility across many areas, and diligence in consistently performing tasks as programmed.
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Computer meanings
A computer is an electronic device that performs calculations and processes data according to programmed instructions. It is designed to execute applications by combining integrated hardware and software components to quickly calculate, store, organize and share large amounts of information electronically or control other machines. A computer derives its name from the Latin word "computare" which means to calculate, count, or think together.
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It includes contents about computer software and its types, functions and types of operating system etc.Basics of computer
A computer is an electronic device that can accept data as input, manipulate that data, and produce information as output. It operates under the control of instructions stored in its memory. There are two basic parts of a computer: hardware, which are the physical components like input devices, output devices, and processing units; and software, which are the instructions that control the hardware and allow it to perform tasks. Common hardware includes keyboards, mice, monitors, and printers, while system software manages core computer operations and application software allows users to complete specific tasks.
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A computer system consists of hardware components like the central processing unit and memory that accept data as input, process it, and provide output. Computer technology has evolved over five generations since the 1940s, with each generation producing more powerful and efficient systems. The basic components involved in data processing are input devices, storage, the CPU, main memory, and output devices. Programs and instructions stored in memory control the CPU and allow it to process data moving through the system.
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Computer software is divided into three categories: operating software, utility software, and application software. An operating system enables computer hardware to communicate and operate with computer software. Utility software helps analyze, configure, optimize, or maintain computer infrastructure. Application software are user-oriented programs designed for tasks like accounting, word processing, and design. Computers have limitations in that they operate only based on predefined instructions, lack intelligence, and cannot make decisions on their own.
Wk4lect1
A computer is a data processing machine that performs tasks with speed and accuracy using stored programs, without direct human intervention or getting tired. It has high storage capability but can make mistakes. Hardware refers to physical devices like keyboards and monitors, while software refers to programs like Microsoft Excel that run on the hardware.
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This document provides information about computers. It defines a computer as an electronic device that processes data using input, storage, processing, and output units. It then discusses different types of computers including analog, digital, supercomputers, mainframes, minicomputers, and microcomputers. Hybrid computers that have both analog and digital components are also mentioned. Input devices, storage, processors, and output are described. Characteristics like speed, accuracy, storage capacity, versatility and automation are listed for computers.
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A computer is defined as an electronic device that can perform calculations at enormous speeds and generate output from input data according to programmed instructions. It consists of hardware, software, data, and users. The hardware is the physical machinery including input devices like keyboards, output devices like monitors, storage devices, communication devices, and the central processing unit. Software includes system software that controls the hardware and application software that allows users to perform tasks. Data are the individual facts and pieces of information processed by the computer. Users are people who operate the computer and provide it with instructions and data.
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The document provides an introduction to computers including:
- A computer is defined as an electronic device that processes data under programmed instructions to produce information.
- The main components of a computer are the input, output, storage, and central processing units. The CPU contains the control unit, arithmetic logic unit, and memory unit.
- Computers can be classified based on their construction (analog, digital, hybrid), application (general purpose, special purpose), and size/speed (supercomputer, mainframe, mini computer, workstation, microcomputer).
- Software includes system software like operating systems and application software for specific tasks. Hardware refers to the physical and electronic components of a computer system.
Types of computers slide share
This document discusses different types of computers and input/output devices. It defines basic computer terminology and describes the boot process and how data is processed. It outlines various types of computers including microcomputers, desktops, laptops, workstations, supercomputers, mainframes, servers, and handheld devices. It details common computer components like the system unit, CPU, input devices like keyboards and mice, and output devices such as monitors, printers, and speakers. Peripheral devices are used to expand the input, output, and storage capabilities of computers.
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The document outlines a curriculum for teaching computer skills divided into three units. Unit 1 covers basics of computers and uses of technology in the classroom. Unit 2 focuses on computer applications like MS Office and using internet resources for learning. Unit 3 discusses methodological issues of computer instruction, structuring practical tasks that integrate ICT into lessons, and using the internet for lesson planning. The document also provides background information on computers, defining them as electronic devices that can process data, and outlining their basic functions, components, characteristics, and defining hardware and software.
Characteristics ofcomputer
Computers have several key characteristics that make them useful tools. They can perform calculations at extremely high speeds, often in fractions of a second. They are also very accurate, with the ability to perform large numbers of calculations precisely without errors. Additionally, computers can work tirelessly for long periods without rest or loss of concentration. They are versatile and can perform multiple tasks simultaneously. Computers also have enormous storage capacity and can remember digital information perfectly for many years. However, computers have no human feelings or emotions and require explicit instructions from programmers to complete any task, as they have no inherent intelligence of their own.
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This slideshow will help you to know more and discover about computer which can help you to your studies especially in your projects, presentations and reports.
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A computer is an electronic device that accepts data and instructions, processes the data, and provides meaningful information. It can perform calculations very quickly, accurately, and continuously while storing large amounts of data. Computers are versatile and can perform many different tasks like calculations, communication, and graphics if given the proper instructions through programming. However, computers lack intelligence and emotions - they will only perform tasks based on their programming and cannot evaluate whether a program is good or bad. A basic computer system has five main operations - input, storage, control, processing, and output.
Basic computer organization
The document summarizes the basic organization of a computer system. It describes that while computers have changed over time, the core logical structure has remained the same. The five main units that take input data and convert it to useful information are: 1) input unit, 2) storage unit, 3) processing unit, 4) control unit, and 5) output unit. The storage unit has two types - primary storage (memory) and secondary storage (disks/tapes), which store data temporarily and permanently respectively. The processing unit performs calculations and operations on data stored in primary storage. The control unit manages and coordinates the entire computer system.
Characteristics of computer.ppt tamoor
A computer is a calculating device that can input, process, store, and retrieve data at enormous speeds with great accuracy. It has characteristics such as speed, accuracy, diligence, versatility, and a powerful ability to remember large amounts of data. However, computers have no intelligence, feelings, or ability to think or decide on their own - they simply carry out human instructions.
Basic information of computer hl sharma
A computer is an electronic machine that accepts data as input, processes that data, and produces information as output. It is composed of both hardware components like the CPU, memory, keyboards, and monitors, as well as software programs and instructions. Computers are powerful tools due to their speed, accuracy, large storage capacity, ability to automate tasks, versatility across many areas, and diligence in consistently performing tasks as programmed.
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The document discusses information systems management and information processing. It defines key terms like data, information, and information processing systems. It describes the functions of an information processing system as accepting input, processing data into information, storing data and information, and presenting output. It outlines the six components of an information processing system as hardware, software, data, procedures, people, and feedback. It also discusses the evolution of management information systems and provides examples of different types of information systems used.
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This document discusses the basic components and functions of a computer. It defines a computer as an electronic device that performs calculations and processes information. It describes computer hardware as the physical parts like the CPU, monitor, keyboard, mouse, and printer. Computer software is defined as programs that tell the computer what to do, like Microsoft Word, PowerPoint, and Excel. Input devices are described as those that input information into the computer, like keyboards, mice, and scanners. Output devices output information from the computer, like monitors and printers.
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The document provides an overview of computers and their basic components. It defines a computer as an electronic device that takes in raw data as input, processes it according to programmed instructions, and provides the results as output. The key components of a computer system are its hardware, which are the physical parts that can be touched, its software which provides instructions, and the user who operates it. Examples of hardware include input devices like keyboards and mice, output devices like monitors and printers, and the central processing unit.
Computer meanings
A computer is an electronic device that performs calculations and processes data according to programmed instructions. It is designed to execute applications by combining integrated hardware and software components to quickly calculate, store, organize and share large amounts of information electronically or control other machines. A computer derives its name from the Latin word "computare" which means to calculate, count, or think together.
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A computer is an electronic device that can accept data as input, manipulate that data, and produce information as output. It operates under the control of instructions stored in its memory. There are two basic parts of a computer: hardware, which are the physical components like input devices, output devices, and processing units; and software, which are the instructions that control the hardware and allow it to perform tasks. Common hardware includes keyboards, mice, monitors, and printers, while system software manages core computer operations and application software allows users to complete specific tasks.
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A computer system consists of hardware components like the central processing unit and memory that accept data as input, process it, and provide output. Computer technology has evolved over five generations since the 1940s, with each generation producing more powerful and efficient systems. The basic components involved in data processing are input devices, storage, the CPU, main memory, and output devices. Programs and instructions stored in memory control the CPU and allow it to process data moving through the system.
software
Computer software is divided into three categories: operating software, utility software, and application software. An operating system enables computer hardware to communicate and operate with computer software. Utility software helps analyze, configure, optimize, or maintain computer infrastructure. Application software are user-oriented programs designed for tasks like accounting, word processing, and design. Computers have limitations in that they operate only based on predefined instructions, lack intelligence, and cannot make decisions on their own.
Wk4lect1
A computer is a data processing machine that performs tasks with speed and accuracy using stored programs, without direct human intervention or getting tired. It has high storage capability but can make mistakes. Hardware refers to physical devices like keyboards and monitors, while software refers to programs like Microsoft Excel that run on the hardware.
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This document provides an overview of Visual Basic, an integrated development environment (IDE) that allows programmers to develop graphical user interface (GUI) applications for Windows. Visual Basic uses a drag-and-drop interface to arrange controls on forms and allows programmers to write code to add functionality. The document discusses the history and evolution of Visual Basic, the core components of a Visual Basic application like forms and controls, and the basic steps to develop an application in Visual Basic.
Vb lecture notes
This document summarizes various form controls in Visual Basic, including option buttons, check boxes, combo boxes, list boxes, frames, image boxes, drive list boxes, directory list boxes, file list boxes, and how to synchronize them. It also covers IF syntax, loops (For, While, Do), message boxes, input boxes, and some common control events and methods.
Color model
There are two main types of color models - additive and subtractive. The additive RGB color model uses combinations of red, green, and blue light to represent a wide range of colors. The subtractive CMYK color model uses cyan, magenta, yellow, and black inks to represent colors used in printing. Common digital image formats typically use 8 bits per color channel of RGB for a total of 24 bits and over 16 million possible colors per pixel.
Computer graphics circle
Este documento describe cómo dibujar un círculo usando dos puntos de entrada. Explica que el radio y la circunferencia de un círculo se pueden calcular si se conocen las coordenadas de dos puntos en la circunferencia. A continuación, presenta una ecuación para calcular el radio de un círculo dado los puntos centrales (x1, y1) y (x2, y2).
Getstart graphic
The document provides information about MATLAB, including how to contact MathWorks for sales, support, or to access the user community. It lists the company address and provides the copyright and revision history of the MATLAB Primer document.
Graphics c
This document discusses 2D graphics and shapes using Turbo C. It provides instructions for downloading and installing Turbo C and Dosbox if using Windows 7 or 8. It then covers drawing various basic 2D shapes like lines, circles, rectangles, ellipses using graphics functions in Turbo C. Code examples are provided to draw each shape on the screen.
Image types,raster and vector graphics
The document discusses the benefits of exercise for mental health. Regular physical activity can help reduce anxiety and depression and improve mood and cognitive functioning. Exercise causes chemical changes in the brain that may help boost feelings of calmness, happiness and focus.
Graphics display devices
This document provides information about different types of display devices used in computer graphics. It discusses cathode ray tubes (CRTs) which produce images using an electron beam striking a phosphorescent screen. CRTs are bulky and electromagnetic fields may pose health risks. Raster scan displays redraw images by sweeping an electron beam across the screen in lines. Color CRTs use phosphors and shadow masks to produce colors. Flat panel displays like liquid crystal displays are thinner alternatives to CRTs.
Circles graphic
This document discusses graphics programming in C++. It explains that the graphics.h and graphics.lib files are needed to use graphics functions. It also describes graphics modes, the XY coordinate system used in graphics with the origin at the top-left corner, and some common graphics functions like rectangle(), circle(), and closegraph(). It provides examples of using functions like setcolor() and putpixel() to draw on the screen.
Cg applications
Computer graphics has many areas of application including CAD, presentation graphics, computer art, education and training, visualization, image processing, entertainment, medical fields, and graphical user interfaces. The main tasks of computer graphics are modeling objects in 3D, rendering 2D images of those objects, and animating how objects change over time. Some specific applications are using CAD for engineering and architectural design, presentation graphics for summarizing data visually, and computer art where artists can design shapes and motion.
Types of cards
The document discusses three types of expansion cards used in computers: video cards, which generate and output images to displays; sound cards, which facilitate audio input and output for multimedia applications; and network cards, which allow computers to communicate over wired or wireless networks. Video cards are also known as graphic cards and use computer RAM and digital signals to interface with displays. Sound cards provide audio components and require additional cards to enable sound capabilities. Network cards use unique serial numbers stored on the cards to achieve near-ubiquitous connectivity.
External types of hardware
This document discusses different connection interfaces such as USB, Firewire, and PS/2. USB is described as a small, portable device that allows for plug-and-play capability and easy transfer of information between computers by storing data that can be held in gigabytes. Firewire is a high-speed serial bus interface that enables real-time data transfer and has replaced parallel ports for many applications such as high-definition audio and video networking. PS/2 is an interface that connects some keyboards and mice electrically to allow bidirectional communication through the keyboard port.
Devices of computer
Removable storage devices like CDs, DVDs, Blu-rays, and floppy disks allow users to easily transfer data to and from computers. They connect via USB ports and range in storage capacity from 64 MB to 50 GB, providing affordable portable storage that is more durable and compact than other options. Common forms of removable media include CDs, DVDs, and floppy disks, which allow inserting and reading data from a portable storage drive.
Internal computer hardware
The document discusses several components of internal computer hardware, including the motherboard which acts as the central circuit board interfacing all other components, the central processing unit (CPU) which executes computer programs in four steps, firmware which is loaded from read-only memory and runs the basic input/output system, and the power supply which converts AC to DC and provides voltage control and cooling functions to support modern computer systems.
Computer hardware
This document discusses computer hardware and buses. It defines computer hardware as the physical components of a computer system, including peripherals like monitors, keyboards and storage devices. Buses are subsystems that transfer data between computer components using a set of wires and connectors. There are two main types of buses: internal buses connect internal components using different slots, while external buses connect external components to expansion slots.
Types of slots
This document discusses different types of expansion slots commonly found in personal computers, including PCI, PCI Express, PCMCIA, and AGP. It provides details on each slot type, what components they connect to the motherboard, their intended uses and bandwidth capabilities. PCI was widely used but is being replaced by faster PCI Express, while PCMCIA and AGP helped expand laptop and graphics capabilities respectively.
Application of computer graphic
Computer graphics are used in a variety of fields including computer-aided design, presentation graphics, computer art, entertainment, education and training, visualization, image processing, and graphical user interfaces. Specifically, CAD is used to design buildings, aircraft, watercraft and other products. Presentation graphics are used to produce illustrations for reports and project slides to summarize financial, statistical and other information. Computer graphics are also used in the movie, game, scientific visualization and medical imaging industries.
What is computer graphics
This document discusses computer graphics and its key concepts including modeling, rendering and animation. Modeling involves creating geometric objects, rendering generates 2D images using lighting, and animation describes how objects change over time. Computer graphics uses both hardware and software to represent and manipulate digital image data, and has had a significant impact across many media such as video games.
Types of rom
There are three main types of ROM: PROM, which can be programmed once using a special device; EPROM, which can be erased and reprogrammed using ultraviolet light; and EEPROM, which can be electrically erased and reprogrammed and is commonly used on circuit boards to store small amounts of data and instructions.
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إضغ بين إيديكم من أقوى الملازم التي صممتها
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#فهم_ماكو_درخ
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What is computer?
- 2. Computer CPU Advantages of computer
- 3. Derived from a Latin word “computare”. Means to calculate, to count, to sum up. Device that performs computation. The form of digitalized data. Manipulates it for some result based on program
- 4. Sequence of instruction. An electronic device which is capable of receiving information. To produce a result in the from of information or signals.
- 5. A central processing unit (CPU). Some form of memory. Element carries out arithmetic. Response to stored information. Information to retrieved from an external source. The result of operations saved.
- 6. Two types of advantages of computer. 1. Storage 2. Speed and Accuracy
- 7. Store huge amount of data. High level of information to use making decision. Higher capacity for more data. Leading to better result.
- 8. Computer is a fast computing device. Decision made faster and more accurately. Leading to more precise result. Accuracy of computer is consist high. Particular computer depend upon its degree.
- 9. The End