Introduction to Computers

What is the main function of the CPU?

• To provide power to the computer

• The main function of the CPU is to execute instructions and process data.

• To manage network connections

• To store data permanently

Name the three main components of computer hardware.

• Keyboard, Mouse, Monitor

• Motherboard, GPU, Power Supply

• CPU, RAM, Storage

• Network Card, Sound Card, Cooling System

What is RAM and why is it important?

• RAM is a type of computer memory that temporarily stores data for quick access, and it is important for enhancing system performance and enabling efficient multitasking.

• RAM is a type of software that manages system settings.

• RAM is used primarily for long-term data backup.

• RAM is a permanent storage device for files.

Differentiate between input and output devices with examples.

• webcam, projector

• scanner, speaker

• Input devices: keyboard, mouse; Output devices: monitor, printer.

• microphone, headphones

What is the purpose of a motherboard?

• The purpose of a motherboard is to connect and allow communication between all computer components.

• To act as a cooling system for the computer.

• To store all the data in a computer.

• To provide power to the CPU only.

List two types of software and their functions.

• Utility Software: Enhances system performance.

• 1. System Software: Manages hardware and system resources. 2. Application Software: Performs specific tasks for users.

• Firmware: Provides low-level control for hardware devices.

• Database Software: Stores and manages data.

What is an operating system?

• An operating system is a type of hardware component.

• An operating system is a type of computer virus.

• An operating system is a programming language.

• An operating system is software that manages computer hardware and software resources.

Name three popular operating systems.

• Chrome OS

• iOS

• Microsoft Windows, macOS, Linux

• Android

What is the difference between system software and application software?

• System software is used exclusively on mobile devices; application software is for desktops.

• System software is only for gaming; application software is for productivity.

• System software is designed for internet browsing; application software is for system maintenance.

• System software manages hardware and provides a platform; application software performs specific user tasks.

What role does a device driver play in a computer?

• A device driver manages the power supply of the computer.

• A device driver enables the operating system to interact with hardware devices.

• A device driver is a type of hardware.

• A device driver is used for data storage only.