Podcast
Questions and Answers
What is a primary responsibility of a Business Systems Analyst?
What is a primary responsibility of a Business Systems Analyst?
- Solving organizational information problems (correct)
- Designing computer software
- Developing hardware components
- Monitoring system performance
Which career focuses on the design, installation, and repair of computers?
Which career focuses on the design, installation, and repair of computers?
- Business Systems Analysis
- Computer Engineering (correct)
- Hardware Design Engineering
- Database Administration
What role does a Database Administrator primarily serve?
What role does a Database Administrator primarily serve?
- Maintain and secure a database (correct)
- Teach ICT-related subjects
- Develop and test software applications
- Evaluate hardware systems
Which of the following tasks is NOT typical of a Business Systems Analyst?
Which of the following tasks is NOT typical of a Business Systems Analyst?
Which professional is responsible for the development, testing, and design of computer hardware components?
Which professional is responsible for the development, testing, and design of computer hardware components?
What does a Hardware Design Engineer focus on?
What does a Hardware Design Engineer focus on?
Which of the following is a responsibility of Database Administrators?
Which of the following is a responsibility of Database Administrators?
Which career is focused on ICT teaching and training?
Which career is focused on ICT teaching and training?
What is the primary role of an IT Lecturer?
What is the primary role of an IT Lecturer?
Which of the following best describes the responsibilities of a Technical Support Engineer?
Which of the following best describes the responsibilities of a Technical Support Engineer?
What is one of the main responsibilities of a Training Officer?
What is one of the main responsibilities of a Training Officer?
What is a key function of a Computer Systems Engineer?
What is a key function of a Computer Systems Engineer?
Which role is responsible for developing educational policies within an organization?
Which role is responsible for developing educational policies within an organization?
Which statement best describes the focus of an IT support engineer?
Which statement best describes the focus of an IT support engineer?
What area does a Training Officer NOT typically oversee?
What area does a Training Officer NOT typically oversee?
Which of the following roles primarily combines knowledge of computer science and software development?
Which of the following roles primarily combines knowledge of computer science and software development?
What is one function of an operating system?
What is one function of an operating system?
Which of the following is considered a type of application software?
Which of the following is considered a type of application software?
What is the main characteristic of shareware?
What is the main characteristic of shareware?
What is the primary responsibility of a Web Designer?
What is the primary responsibility of a Web Designer?
Which application software category includes tools for creating visual content?
Which application software category includes tools for creating visual content?
Which role involves using a variety of programming languages to create web applications?
Which role involves using a variety of programming languages to create web applications?
What does an operating system manage regarding program execution?
What does an operating system manage regarding program execution?
What does a Multimedia Content Author primarily manipulate?
What does a Multimedia Content Author primarily manipulate?
Which term describes software that is provided at no cost but retains copyright rights?
Which term describes software that is provided at no cost but retains copyright rights?
What role does the operating system play in device configuration?
What role does the operating system play in device configuration?
Which career is responsible for ensuring a company's website offers an optimal user experience?
Which career is responsible for ensuring a company's website offers an optimal user experience?
What is one of the tasks that a Software Engineer performs?
What is one of the tasks that a Software Engineer performs?
Which of the following is NOT a type of application software?
Which of the following is NOT a type of application software?
What does a Web Architect primarily focus on?
What does a Web Architect primarily focus on?
Which role is responsible for coding and testing programming for software?
Which role is responsible for coding and testing programming for software?
What is a common task of an Animator?
What is a common task of an Animator?
What characterizes public-domain software?
What characterizes public-domain software?
Which of the following is an example of a custom application software?
Which of the following is an example of a custom application software?
What distinguishes packaged application software from custom software?
What distinguishes packaged application software from custom software?
Which programming language is classified as a 2nd generation language?
Which programming language is classified as a 2nd generation language?
What is a key feature of Object-Oriented Programming (OOP) languages?
What is a key feature of Object-Oriented Programming (OOP) languages?
Which of the following options describes open source software?
Which of the following options describes open source software?
What type of software typically meets the needs of users across various sectors?
What type of software typically meets the needs of users across various sectors?
Which of the following represents a common feature across low-level programming languages?
Which of the following represents a common feature across low-level programming languages?
What does the Arithmetic and Logic Unit (ALU) primarily perform?
What does the Arithmetic and Logic Unit (ALU) primarily perform?
What is the main function of registers in a computer?
What is the main function of registers in a computer?
Which of the following statements accurately describes Boolean algebra?
Which of the following statements accurately describes Boolean algebra?
What role do logic gates play in computer circuits?
What role do logic gates play in computer circuits?
Why is a computer's RAM considered non-volatile?
Why is a computer's RAM considered non-volatile?
What type of devices are used for input and output in computers?
What type of devices are used for input and output in computers?
Which of the following operations is not typically performed by the ALU?
Which of the following operations is not typically performed by the ALU?
In the context of computing, what distinguishes logic circuits from regular circuits?
In the context of computing, what distinguishes logic circuits from regular circuits?
Flashcards
Arithmetic and Logic Unit (ALU)
Arithmetic and Logic Unit (ALU)
The component inside the CPU that performs arithmetic (addition, subtraction, multiplication, division) and logical operations (AND, OR, NOT).
Registers
Registers
Specialized memory locations within the processor that temporarily store data and instructions for quick access. They are small, fast, and used for frequently accessed information.
CMOS (Complementary Metal-Oxide Semiconductor)
CMOS (Complementary Metal-Oxide Semiconductor)
A type of non-volatile memory that retains its contents even when the power is turned off. It stores essential information like RAM capacity and date/time to make the computer function correctly.
Input Devices
Input Devices
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Output Devices
Output Devices
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Logic Gates
Logic Gates
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Boolean Algebra
Boolean Algebra
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Storage
Storage
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Exclusive NOR (XNOR) Gate
Exclusive NOR (XNOR) Gate
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Business Systems Analyst
Business Systems Analyst
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Computer Engineers
Computer Engineers
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Database Administrators
Database Administrators
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ICT Education Career
ICT Education Career
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Hardware Design Engineers
Hardware Design Engineers
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Computer Systems Administrator
Computer Systems Administrator
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Database Administrators
Database Administrators
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Web Architect
Web Architect
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Web Designer
Web Designer
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Web Programmer
Web Programmer
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Web Administrator
Web Administrator
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Multimedia Content Author
Multimedia Content Author
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Animator
Animator
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Programmer
Programmer
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Software Engineer
Software Engineer
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Technical Support Engineer
Technical Support Engineer
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Computer Systems Engineer
Computer Systems Engineer
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Training Officer
Training Officer
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IT Lecturer
IT Lecturer
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Computer Hardware
Computer Hardware
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Computer Software
Computer Software
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Computer System
Computer System
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Staff Training and Development
Staff Training and Development
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Application Software
Application Software
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Operating System (OS)
Operating System (OS)
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Business Software
Business Software
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Graphics and Multimedia Software
Graphics and Multimedia Software
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Word Processing Software
Word Processing Software
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Database Software
Database Software
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Shareware
Shareware
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Freeware
Freeware
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Open Source Software
Open Source Software
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Packaged Software
Packaged Software
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Custom Software
Custom Software
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Public Domain Software
Public Domain Software
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Procedural Language
Procedural Language
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Object Oriented Programming (OOP)
Object Oriented Programming (OOP)
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Fiber Optic Cables
Fiber Optic Cables
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Assembly Language
Assembly Language
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Study Notes
Introduction to Computing
- This is a first-semester course covering various computer-related topics.
Unit 3: Hardware
- Hardware: The tangible, physical parts of a computer and related devices.
- Main Computer Units:
- Processor: Interprets and executes basic instructions to operate the computer. Has a Control Unit and Arithmetic & Logic (ALU) Unit. Registers: hold data & instructions; small, fast memory inside the processor
- Control Unit: Manages the flow of data and instructions within the CPU; acts like a traffic controller.
- Arithmetic and Logic Unit (ALU): Performs arithmetic and logical calculations inside the CPU.
- Main Storage: (also called memory) stores data and instructions for processing.
- RAM (Random Access Memory): Volatile - data is lost when power is off; stores data currently being used.
- Cache Memory: High-speed memory for frequently accessed data.
- ROM (Read-Only Memory): Non-volatile; stores instructions that the computer needs to operate (e.g. basic startup operations).
- CMOS: Provides information whenever the computer turns on (e.g. RAM capacity, date/time)
Unit 4: Peopleware
- Peopleware: The people involved in computer and communication systems; crucial to the operation of computers.
- Categories:
- Business Analyst: Evaluates customer needs, creates business solutions
- Business Systems Analyst: Solves information problems, analyzes requirements, and designs computer systems
Unit 5: Software
- Software: Programs with detailed instructions to tell the computer what to do.
- System Software: Programs that handle or control operations of a computer.
- Operating System (OS): Organizes and manages computer tasks; coordinates activities among devices; helps the user interact with the computer.
- Functions: Helps with boot processes, provides user interface, manages programs and memory, schedules jobs, and more.
- Types: Stand-alone OS (works on one device), network OS (work across a network)
- Operating System (OS): Organizes and manages computer tasks; coordinates activities among devices; helps the user interact with the computer.
- System Software: Programs that handle or control operations of a computer.
Internet and E-commerce Careers
- This unit describes careers connected to the internet and eCommerce
- Web Architect: Creates and implements interactive programs
- Web Designer: Creates and designs websites
- Web Programmer: Develops web-based programs
- Web Administrator: Updates and maintains websites
- Multimedia Designer: Manages graphic images, animation, and other multimedia elements
Project Management
- Project Manager: Defines the scope of the project, validates requirements, and plans deliverables.
Systems Analysis and Design Career
- Systems Analyst: Defines and analyzes computer system problems; also designs, implements and tests system standards and solutions.
- Systems Architect: Develops computer hardware, software, and networking systems, maintaining and operating them to meet customer needs.
Systems Management and Administration
- Systems Administrator: Manages and maintains a network and its associated IT infrastructure (e.g. servers).
- Network Administrator: Assists with network design, implementation, and support; maintains network equipment and connections
Global Area Network (GAN)
- GAN: Computers situated in different countries.
World Wide Web
- Internet: Collection of interconnected multimedia documents that can be accessed through a common protocol (HTTP).
- Web site: Collection of web pages.
- Web page: Electronic document on web site
- Internet Concepts: Allows computers to connect and transmit data
IP Addressing and Domain Names
- IP Version 4 (IPv4): Four numbers separated by dots; represent a computer's location on the internet.
- Domain Name: Text-based version of an IP address; uses DNS to translate domain names to IP addresses.
Application Software
- Application software: Programs for end-users including word processing, spreadsheets, databases, project management, accounting, and more.
Software Categories (packaged and custom)
- Packaged: Mass-produced software for various users
- Custom: Software designed for specific business needs
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