What is the role of the CPU (Central Processing Unit)?

It executes instructions from programs

What is the main difference between RAM and ROM?

RAM is volatile and ROM is non-volatile

The physical components of a computer

Programs and applications that tell a computer what to do

What is the primary difference between system software and application software?

System software manages hardware, application software performs user tasks

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iGCSE ICT Chapter 1. OS initial assessement

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★ hardware ★ software ★ central processing unit (CPU) ★ internal memory (RAM and ROM) ★ input and output devices

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Answers

1
What is the role of the CPU (Central Processing Unit)?
It stores data permanently
It executes instructions from programs
It inputs data into the system
It manages the network connections
2
What is the main difference between RAM and ROM?
RAM is volatile and ROM is non-volatile
RAM is read-only, ROM is read-write
RAM is cheaper than ROM
RAM stores permanent data, ROM stores temporary data
3
What is hardware?
The physical components of a computer
Files stored on a hard drive
Programs that run on a computer
Websites accessible via the internet
4
Which of the following is a type of internal memory?
Mouse and Keyboard
RAM and ROM
CPU and NIC
Printer and Monitor
5
What is Software?
Programs and applications that tell a computer what to do
Devices that store data
Physical components of a computer
The part of the computer that connects to the internet
6
Which of the following is an input device?
Speaker
Monitor
Mouse
Printer
7
Which of these is considered system software?
Graphics editor
Operating system
Word processor
Spreadsheet application
8
Which of the following is an output device?
Monitor
Microphone
Keyboard
Camera
9
What does ROM stand for?
Run-Only Memory
Random Operating Memory
Read Operating Memory
Read-Only Memory
10
What is the primary difference between system software and application software?
Application software doesn’t require an OS to run
System software only runs on smartphones
System software manages hardware, application software performs user tasks
Application software is free, while system software is paid
11
What are the two main categories of software?
Input and output
System and application
Operating and memory
RAM and ROM

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