Database Management System - DBMS
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A database is a collection of logically related records or files consolidated into a common pool that provides data for multiple uses. The data is organized according to a database model, with the relational model being the most common. A Database Management System (DBMS) consists of software that organizes database storage structures and allows organizations to control database development through specialists like Database Administrators. DBMSs are categorized by the database model they support, like relational, and determine the available query languages, with SQL commonly used for relational databases.
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This document discusses databases and database management. It begins by explaining the problems with traditional file-based data storage and how a database management system (DBMS) addresses these issues by centralizing data. The DBMS acts as an interface between applications and data storage. Key components of a DBMS include data definition and manipulation languages and a data dictionary. The document then covers database design, trends like data warehousing and online analytical processing, and how databases are used on the web.
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A database management system (DBMS) is software that allows organizations to develop databases for applications and control their creation, organization, and use. A DBMS consists of a collection of persistent data and programs to access, update, and manage that data. Early DBMS used hierarchical and network data models, while most modern DBMS are relational and use SQL. A DBMS provides data independence, security, integrity, and concurrent access. It addresses issues like data redundancy, inconsistency, and isolation that arise without a DBMS.
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A database management system (DBMS) is a software system that is used to create and manage databases. It allows users to define, create, maintain and control access to the database. There are four main types of DBMS: hierarchical, network, relational and object-oriented. A DBMS provides advantages like improved data sharing, security and integration. It also enables better access to data and decision making. However, DBMS also have disadvantages such as increased costs, management complexity and the need to constantly maintain and upgrade the system.
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1. It discusses different data models including relational, entity-relationship, and object-oriented models.
2. It describes database system components like data definition language, data manipulation language, and transaction management.
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Importance of data model
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This document discusses different types of data models, including object based models like entity relationship and object oriented models, physical models that describe how data is stored, and record based logical models. It specifically mentions hierarchical, network, and relational models as examples of record based logical data models. The purpose of data models is to represent and make data understandable by specifying rules for database construction, allowed data operations, and integrity.
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The parts of speech are the basic categories into which words are classified based on their grammatical functions and properties.
When creating the objectives for a capstone project, it is important to use strong and action-oriented verbs that clearly communicate what you want to achieve.
Optimizing Embedded System Device Communication with Network Topology Design
Optimizing Embedded System Device Communication with Network Topology Design
System Architecture: A Network Topology for Embedded Systems Device
A Comprehensive Handout by Mark John P. Lado, 2023
Abstract:
The importance of system architecture and network topology in the design and development of embedded systems devices is discussed in this context. The design of the device's hardware, firmware, software, and communication interfaces is included in the system architecture, while the physical connections and communication interfaces between the components are referred to as network topology. Optimization of performance, improvement of reliability, reduction of power consumption, enabling of scalability, and ensuring security can be achieved with a well-designed system architecture and network topology. The creation of an effective system architecture and network topology requires defining the requirements, identifying the system components and interfaces, designing the network topology, choosing the communication protocol, considering security, and testing and validating the design. Additionally, some commonly used shapes for creating system architecture and network topology diagrams for embedded systems devices are presented in this context.
Introduction
Modern technology features ubiquitous embedded systems, from consumer electronics to industrial automation, where designing and developing embedded systems involves critical consideration of system architecture and network topology. The system architecture, which includes the device's hardware, firmware, software, and communication interfaces, and network topology, referring to the physical connections and communication interfaces between components, play a vital role. Optimizing performance, improving reliability, reducing power consumption, enabling scalability, and ensuring security are benefits of effective system architecture and network topology. The importance of system architecture and network topology in designing and developing embedded systems devices is discussed in this context. Also provided is guidance on how to create an effective system architecture and network topology and some commonly used shapes for creating system architecture and network topology diagrams.
Embedded Systems IO Peripherals Wireless Communication.pdf
Embedded Systems
- I/O Peripherals
- Wireless Communication
- Networks
Mark John Lado, 2023
www.markjohn.cf
Microprocessors are commonly used in conjunction with input/output (I/O) peripherals, which allow for communication between the microprocessor and external devices. These peripherals can include sensors, actuators, displays, and other devices that are used to interface with the outside world.
One of the most common I/O peripherals used with microprocessors is sensors. Microprocessors can be programmed to receive and process data from various types of sensors, such as temperature sensors, pressure sensors, and proximity sensors. The microprocessor can then use this data to make decisions and provide output signals to other systems.
Another common I/O peripheral used with microprocessors is actuators. Microprocessors can be used to control the operation of various types of actuators, such as motors, valves, and solenoids. These actuators can be controlled based on input signals received from sensors or other external devices, allowing for precise control of various systems.
Moreover, microprocessors are also used in conjunction with displays, which can provide information to the user or display system status information. Microprocessors can control the operation of displays, allowing for the display of text, graphics, and other information in a variety of formats.
In addition to these applications, microprocessors can also be used with other types of I/O peripherals, such as switches, buttons, and keyboards, which allow for user input into the system. Microprocessors can be programmed to receive and process input signals from these devices, allowing for user interaction with the system.
In conclusion, microprocessors are commonly used in conjunction with I/O peripherals, which allow for communication between the microprocessor and external devices. These peripherals can include sensors, actuators, displays, and other devices that are used to interface with the outside world. Microprocessors provide intelligent control over these peripherals, allowing for precise control and interaction with various systems. As technology continues to advance, we can expect to see even more innovative applications of microprocessors in I/O peripheral technology, providing even greater functionality and efficiency in a wide range of systems.
Implementing the 6S Lean Methodology for Streamlined Computer System Maintena...
Implementing the 6S Lean Methodology for Streamlined Computer System Maintenance and Troubleshooting
Which is which? The 5S or 6S lean methodology?
The 5S and 6S lean methodologies are both tools used to organize and optimize workplaces, but the 6S methodology builds upon the 5S methodology by adding the sixth "S" of "Safety".
The 5S methodology focuses on organizing the workplace to improve efficiency and productivity, while the 6S methodology expands on this by prioritizing safety and adding steps for sustaining improvements. The 6S methodology aims to create a safer and more efficient work environment by emphasizing the importance of maintaining a clean and organized workplace, establishing standard operating procedures, and implementing continuous improvement strategies.
In summary, the main difference between the 5S and 6S methodologies is that the 6S methodology adds an emphasis on safety and continuous improvement, making it a more comprehensive approach to workplace optimization.
ISO IEC 25010 2011 Systems and Software Quality Requirements and Evaluation S...
ISO IEC 25010 2011 Systems and Software Quality Requirements and Evaluation SQuaRE Quality Model
The ISO/IEC 25010:2011 standard provides a framework for evaluating
the quality of software products. It is intended for use by anyone
involved in the development, acquisition, or evaluation of software,
including software developers, software testers, project managers, and
quality assurance professionals.
The Software Quality Requirements and Evaluation (SQuaRE)
Quality Model is a set of international standards developed by
the International Organization for Standardization (ISO) for
evaluating and managing the quality of software products. The
SQuaRE Quality Model is based on the ISO/IEC 25010:2011
standard, which defines a set of quality characteristics and
sub-characteristics that can be used to evaluate a software
product's quality.
4 Module - Operating Systems Configuration and Use by Mark John Lado
4 Module - Operating Systems Configuration and Use
More on https://www.markjohn.cf/courses
This course will deliberate on the basics of an operating system, which may include Computer Memory, the Operating System, its Graphical User Interface, The Windows Operating System, and Desktop, Operating System Installation.
3 Module - Operating Systems Configuration and Use by Mark John Lado
3 Module - Operating Systems Configuration and Use
More on https://www.markjohn.cf/courses
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1 Module - Operating Systems Configuration and Use by Mark John Lado
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More on https://www.markjohn.cf/courses
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2 Module - Operating Systems Configuration and Use by Mark John Lado
This document outlines Module 2 of an Operating Systems course, which covers configuration and use of operating systems. It includes learning objectives, content on operating system wake up calls and booting processes, discussions of graphical user interfaces (GUIs) in Windows and Mac operating systems, and descriptions of common GUI components like icons, windows, menus, pointers, and data sharing between programs. The module concludes with learning activities to test understanding of acronyms, operating system advantages, and the differences between tools and utilities.
PART 1 CT-318-Microprocessor-Systems Lesson 3 - LED Display by Mark John Lado...
CT 318 Microprocessor Systems
This course provides understanding the architecture of microprocessor-based systems: registers, study of microprocessor operation, assembly language, arithmetic operations, and interfacing.
INTENDED LEARNING OUTCOMES
1. Explain the principles of LEDs which use in a broad range of LED devices with using digital and analog outputs.
2. Distinguish functions and parameters use in digital and analog outputs.
3. Apply skills in electrical, electronics and programming, to develop various LED devices.
At the end of the course, the students are able to:
1. Perform modern electronic systems with microprocessor/microcontroller, digital logic, and digital interfaces.
2. Recognize usefulness of microprocessor/microcontroller platform to develop AI, IoT and Embedded Systems. (PO1, PO6, PO7, PO8) CLO 3. Develop knowledge, skills and techniques necessary in Industry-based professional practice.
4. Apply automation by means of microprocessor/microcontroller platforms.
PART 2 CT-318-Microprocessor-Systems Lesson 3 - LED Display by Mark John Lado...
CT 318 Microprocessor Systems
This course provides understanding the architecture of microprocessor-based systems: registers, study of microprocessor operation, assembly language, arithmetic operations, and interfacing.
INTENDED LEARNING OUTCOMES
1. Explain the principles of LEDs which use in a broad range of LED devices with using digital and analog outputs.
2. Distinguish functions and parameters use in digital and analog outputs.
3. Apply skills in electrical, electronics and programming, to develop various LED devices.
At the end of the course, the students are able to:
1. Perform modern electronic systems with microprocessor/microcontroller, digital logic, and digital interfaces.
2. Recognize usefulness of microprocessor/microcontroller platform to develop AI, IoT and Embedded Systems. (PO1, PO6, PO7, PO8) CLO 3. Develop knowledge, skills and techniques necessary in Industry-based professional practice.
4. Apply automation by means of microprocessor/microcontroller platforms.
PART 3 CT-318-Microprocessor-Systems Lesson 3 - LED Display by Mark John Lado...
CT 318 Microprocessor Systems
This course provides understanding the architecture of microprocessor-based systems: registers, study of microprocessor operation, assembly language, arithmetic operations, and interfacing.
INTENDED LEARNING OUTCOMES
1. Explain the principles of LEDs which use in a broad range of LED devices with using digital and analog outputs.
2. Distinguish functions and parameters use in digital and analog outputs.
3. Apply skills in electrical, electronics and programming, to develop various LED devices.
At the end of the course, the students are able to:
1. Perform modern electronic systems with microprocessor/microcontroller, digital logic, and digital interfaces.
2. Recognize usefulness of microprocessor/microcontroller platform to develop AI, IoT and Embedded Systems. (PO1, PO6, PO7, PO8) CLO 3. Develop knowledge, skills and techniques necessary in Industry-based professional practice.
4. Apply automation by means of microprocessor/microcontroller platforms.
Dart Programming Language by Mark John Lado
Dart is a programming language designed for client development, such as for the web and mobile apps. It is developed by Google and can also be used to build server and desktop applications. Dart is an object-oriented, class-based, garbage-collected language with C-style syntax.
Dart is an open-source general-purpose programming language. It is originally developed by Google and later approved as a standard by ECMA.
What is CRUD in TPS?
Computer Programming 2 - Lecture Presentation
Through a lecture discussion, the students can:
1. describe what is a CRUD;
2. relate a TPS’s major operations;
3. assess the importance of CRUD in each TPS; and
4. explain how to use CRUD;
Computer hacking and security - Social Responsibility of IT Professional by M...
Computer hacking and security - Social Responsibility of IT Professional by Mark John Lado and Franklin Lasdoce
*******
Technology is science or knowledge put into practical use to solve problems or invent useful tools. A computer is one of the examples of technology it is a programmable electronic device that accepts raw data as input and processes it with a set of instructions (a program) to produce the result as an output.
Technology is robust, where hacking is now common, there are two different types of hacking, ethical hacking, and unethical hacking.
The Same Tools Are Used By Both Hackers And Ethical Hackers. The Only Difference Is That Hackers Use Tools To Steal Or Destroy Information Whereas Ethical Hackers Use the Same Tools To Safeguard Systems From “Hackers With Malicious Intent”. Ethical Hacking Is Legal And Hacking Is Done With Permission From The Client.
Computer Security Is The Protection Of Computer Systems And Networks From Information Disclosure, Theft Of Or Damage To Their Hardware, Software, Or Electronic Data, As Well As From The Disruption Or Misdirection Of The Services They Provide.
************
At the end of this topic, you will be able to;
1. Tell the definition of Computer Hacking
2. Recognize the Ethical hacking and Unethical hacking
3. Illustrate the penetration tester do
4. Summarize the top Skills Required for Cybersecurity Jobs
5. Define Computer Security
6. Recite the different types of Computer Security
7. Describe the importance of Computer Security
8. Summarize the objectives for computer security in any organization
9. Discover in securing your Computer from Unauthorized Access
10. Relate the 15 Best practices for Computer Security and Cyber Security
11. Recognize the Social Engineering and Cyber Attacks
A WIRELESS DIGITAL PUBLIC ADDRESS WITH VOICE ALARM AND TEXT-TO-SPEECH FEATURE...
Adaption of the new technology is a prerequisite for the business's survival and to meet the quality standard. The public address system is widely used in all areas of living; it helps the host speaker to easily disperse the desired messages. This study aimed to develop a wireless digital broadcasting with voice alarm and text-to-speech (TTS) feature that can wirelessly transmit audio signals from the main campus to its satellite campus over long distances. Also, the prototype has a TTS feature that can offer high-quality and stable speech. The main campus is the Colegio de San Antonio de Padua (CSAP) located at Guinsay, Danao City Cebu, Philippines with a satellite campus at Barangay Suba, Danao City, with a distance of not less than four kilometers and not greater than five kilometers from the main campus. The researcher used the descriptive developmental method of research as the systematic study of designing, developing, and evaluating programs that must meet the criteria of internal consistency and effectiveness. The rapid prototyping model was used during the system development while the criteria in McCall’s Factor Model were used to test the system according to its usability, applicability, and efficiency.
IT Security and Management - Semi Finals by Mark John Lado
1. Incident Response
2. Operational Security
3. Physical and Environmental Security
4. Supplier Relationships
IT Security and Management - Security Policies
The document provides an overview of communications security, cryptography, and compliance as they relate to IT security. It discusses the importance of securing communications and provides methods for doing so, such as cryptography, data masking, and stenography. Cryptography techniques including encryption and decryption are explained. The document also covers compliance in IT security policies and who is responsible for compliance, why companies need compliance, and the purpose of compliance programs.
Systems Administration - MARK JOHN LADO
LEARNING TOPIC:
DNS
Two types of lookup in DNS
Three types of zone in DNS the port no of DNS
The port number of DNS
Nslookup
Active Directory And Domain
LDAP
Active Directory
Group Policy
Software publishing and assigning
*****************************************
At the end of the lesson, the students will be able to;
A. know the system administrator – DNS, and active directory and domain
B. appreciate the role of system administration in terms of DNS, and Active directory And Domain
C. give meaning of each terminologies in system administration in terms of DNS, and Active directory And Domain
IT Security and Management - Prelim Lessons by Mark John Lado
Learning topics:
1. ACCESS CONTROL
2. ASSET MANAGEMENT
3. BUSINESS CONTINUITY
--------------------------------------------------
By the end of this chapter, learners will be able to;
Know about access control.
Differentiate the physical and logical access control.
Engage with different examples of access control.
Apply the role of access control in their future projects.
Recognize about asset management.
Distinguish the three goals of an asset management program.
Engage with different types of IT asset Management.
Elaborate about business continuity.
Engage with the types of business continuity.
Know about the steps for building and executing of business continuity.
Familiarize the business continuity strategy.
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