Computer Systems Concepts

What does CPU stand for?

• Central Power Unit

• Core Processing Unit

• Central Processing Unit

• Computer Processing Unit

Fill in the blank: RAM stands for Random Access ________.

• Accessible

• Allocation

• Assessment

• Access Memory

Which component of a computer is responsible for executing instructions?

• Motherboard

• RAM

• GPU

• CPU

What is the purpose of an operating system?

• To bake cookies

• To predict the weather

• To manage computer hardware and software resources, provide a user interface, and facilitate communication between hardware and software components.

• To teach algebra

Explain the difference between ROM and RAM.

• ROM and RAM are both volatile memory types

• The main difference between ROM and RAM is that ROM is non-volatile and stores data permanently, while RAM is volatile and stores data temporarily.

• ROM and RAM are interchangeable in computer systems

• ROM is faster than RAM

What is the function of a hard disk drive in a computer system?

• To store and retrieve digital data persistently.

• To cook the computer's lunch

• To water the plants

• To play music

List two input devices commonly used with computers.

• Trackpad

• Webcam

• Scanner

• Keyboard, Mouse

What is the role of the motherboard in a computer system?

• Displays images on the screen

• Provides power to the computer system

• Connects and allows communication between all components of a computer system.

• Stores data and programs

Define the term 'cache memory' in relation to computer systems.

• Cache memory is slower than RAM

• Cache memory is a type of non-volatile memory

• Cache memory is used for long-term storage

• Cache memory is a small-sized type of volatile computer memory that provides high-speed data storage and access to the CPU.

Explain the concept of binary representation in computing.

• Binary representation in computing involves using letters instead of numbers.

• Binary representation in computing involves using only 0s and 1s to represent data.

• Binary representation in computing is based on the decimal system.

• Binary representation in computing uses a combination of 2s and 3s.