In this Present About Basic Computer & MS Office 2010 Information in slide. I have one by one type about Basic Computer and Basic MS Office 2010. Furthermore visit http://www.onlineittuts.com http://www.learn2free.com

1. Computer Basics
1Session
Version 1.0 © 2011 Aptech Limited.

2. At the end of this session, students will be able to:
• Define a computer
• Define basic computer terms
• Identify the different types of computers
• Identify the different parts of a computer
• Describe the working of a computer
2
Objectives
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3. •A computer:
• Is an electronic machine
•Allow users to store information
•Enables to carry out different
operations to process that
information
3
Introduction to Computers
Computer Basics / Session 1
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4. • A computer allow users to store information in various formats and process it
to perform different actions:
• Process complex data
• Access information remotely
• Watch movies for entertainment
• The different tasks that are executed by an user using a computer are:
• Store, format, and print text files
• Write, test, and execute different types of software
• Maintain records of financial statements
• Present information in a visually appealing manner
• Access various kinds of information and resources from all over the world
• Exchange electronic mails with contacts
• Watch movies, listen to music, and play games
4
Uses of Computers
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5. • The description of the following terms helps the user to understand the working
of the computer in detail
 Hardware
 Are physical components of a computer
 Includes all the mechanical, electronic and magnetic parts of a computer
 Software
 Is a program that enables the computer to operate
 Is a set of codes or rules in electronic form
 Instructs the computer about actions to be taken
 Referred as a program or an application
 Example - Internet Explorer is a software for accessing the Internet
5
Terminology [1-7]
Computer Basics / Session 1
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6.  Operating System (OS)
 Is collective software that integrates various software programs
 Acts as an interface between the user and the computer
 Manages interaction between software and hardware resources
 Example - Microsoft Windows is an operating system
 Data
 Is a distinct piece of information present in a form suitable for computer
processing
 Is different from programs
 Can exist in various formats, such as electronic format or number or text on a
paper
 Example - Numbers entered by the user are data for the calculator program
6
Terminology [2-7]
Computer Basics / Session 1
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7. Workstation
 Is a type of computer used for professional tasks that require high
performance
 Have the capacity to store and process large quantities of data
 Have more powerful resources than regular desktop computers
 Linked together to form a network of computers known as local area
network
Booting
 Is a process by which the operating system loads and starts when the
computer is turned on
7Terminology [3-7]
Computer Basics / Session 1
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8.  Units of Memory
 Represents data by presence or absence of electronic charge
 Uses only two numbers to represent any kind of data known as binary data
 A Bit or binary digit:
• Is the smallest unit of data that can be stored on a machine
• Can have only one of the two possible values, 0 or 1
• Is not suitable to measure data in large quantities
• Bytes:
• Are series of bits combined into larger units to obtain meaningful
information.
8
Terminology [4-7]
Computer Basics / Session 1
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9. • The table lists the units of measurement of computer data
9
Terminology [5-7]
Computer Basics / Session 1
Higher Unit Lower Unit
1 Byte 8 Bits
1 Kilobyte (KB) 1024 Bytes
1 Megabyte (MB) 1024 KB
1 Gigabyte (GB) 1024 MB
1 Terabyte (TB) 1024 GB
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10.  Units of Speed – kHz, MHz, GHz
 All electronic components work on a clock signal
 The number of oscillations per second determines the speed of the device
 The table lists the different units of speed
10
Terminology [6-7]
Computer Basics / Session 1
Unit of Speed Number of Clock Cycles
Kilohertz (kHz) One thousand clock cycles per second
Megahertz (MHz) One million clock cycles per second
Gigahertz (GHz) One billion clock cycles per second
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