Class 3: Computer Basics

Questions and Answers

What is the purpose of a computer?

To perform various tasks efficiently

MS Windows 10 is an operating system.

True

What is the name of the chapter that teaches you how to use MS Windows 10?

Learn to use MS Windows 10

The operating system _______________ is widely used in computers.

MS Windows 10 Signup and view all the answers

Match the following computer components with their functions:

CPU = Performs calculations Monitor = Displays images Keyboard = Inputs data Mouse = Navigates the cursor Signup and view all the answers

What is the primary function of a CPU?

Executes instructions and performs calculations Signup and view all the answers

A laptop is a type of desktop computer.

False Signup and view all the answers

What is the primary function of a storage drive?

Permanent storage for data, programs, and operating system Signup and view all the answers

The _______________ is responsible for managing and storing data on a network.

server Signup and view all the answers

What type of software is a word processor?

Application Software Signup and view all the answers

Python is a low-level programming language.

False Signup and view all the answers

What is the purpose of device drivers?

Allows OS to communicate with hardware components Signup and view all the answers

Linux is an example of _______________ software.

free and open-source Signup and view all the answers

Match the following hardware components with their classification:

Keyboard = Input Device CPU = Processing Device Monitor = Output Device Hard drive = Storage Device Signup and view all the answers

Study Notes

Hardware Components

Central Processing Unit (CPU) executes instructions and performs calculations
Memory (RAM) provides temporary storage for data and applications
Storage Drive offers permanent storage for data, programs, and operating system
Input/Output Devices include keyboard, mouse, monitor, speakers, etc.

Types of Computers

Desktop computers are stationary for personal or business use
Laptop computers are portable for personal or business use
Server computers are powerful for managing and storing data on a network
Mobile Devices include smartphones, tablets, and other handheld devices

Hardware Classification

Input Devices include keyboard, mouse, scanner, etc.
Processing Devices include CPU, GPU, etc.
Output Devices include monitor, printer, speakers, etc.
Storage Devices include hard drive, solid state drive, etc.

Software

System Software includes Operating System (OS), device drivers, and utilities
Operating System (OS) manages hardware and provides interface for users (e.g. Windows, macOS, Linux)
Device Drivers allow OS to communicate with hardware components
Utilities are programs for maintenance and management of computer systems

Application Software

Productivity Software includes word processors, spreadsheet software, etc.
Graphics and Multimedia Software includes image editing, video editing, etc.
Games are entertainment software

Software Development

Programming Languages include high-level languages (e.g. Python, Java, C++) and low-level languages (e.g. assembly language, machine language)
Software Development Life Cycle includes planning, design, implementation, testing, and maintenance
Planning involves defining requirements and specifications
Design involves creating a detailed design of the software
Implementation involves writing the code
Testing involves verifying the software meets requirements
Maintenance involves updating and fixing the software

Software Licensing

Free and Open-Source Software (FOSS) is free to use, modify, and distribute
Examples of FOSS include Linux, Apache, etc.
Proprietary Software is owned by a company or individual
Examples of Proprietary Software include Microsoft Office, Adobe Photoshop, etc.