Edexcel GCSE Computer Science Topic 3: Computers

What is the role of main memory in the von Neumann stored program concept?

• Management of peripheral devices

• Temporary storage of data and instructions

• Execution of arithmetic operations

• Long-term storage of data

Which of the following is an example of secondary storage device?

• SSD

• Cache memory

• RAM

• Registers

What are embedded systems used for?

• Executing complex algorithms

• Managing network connections

• Controlling specific functions in electronic devices

• Running operating systems

What is the purpose of file management in an operating system?

• Optimizing CPU performance

• Executing application software

• Organizing and controlling data on storage devices

• Managing user accounts

Which of the following is a functionality of utility software?

• Data encryption

• Network security

• Disc defragmentation

• Memory management

What is the importance of developing robust software?

• Optimizing network speed

• Preventing system crashes

• Improving user interface design

• Enhancing hardware performance

What is the purpose of clock in the fetch-decode-execute cycle?

• Controls the flow of data between CPU and memory

• Manages the execution of processes

• Stores the address of the next instruction

• Synchronizes the operations of the CPU

What is the definition of computer software?

• A collection of programs, data, and instructions that enable a computer system to perform specific tasks or operations.

• The physical components of a computer system.

• A type of hardware used to store data.

• The physical parts of the computer

Why is computer software important?

• It is customizable and meets specific user needs.

• It allows users to interact with hardware and utilize its capabilities effectively.

• It is responsible for managing and controlling the computer hardware.

• It provides a platform for other software to run on.

What is an example of an operating system ?

• Windows

• Google Chrome

• IPhone

• Microsoft Word