Y9 System architecture

Which of these is a definition of hardware?

• The physical components of a computer system.

• The applications and software that a computer runs.

• Superfast memory used by the CPU.

Which of these is a definition of software?

• The physical components of a computer system.

• The applications that a computer runs.

• Superfast memory used by the CPU.

What is the collective name for devices that connect to a computer system to make it more useful?

• Embedded systems

• Peripherals

• Applications

Which of the following would be considered as an embedded system?

• Monitor

• Keyboard

• Microwave

Which of the following would be considered to be a multi-functional computer system?

• An alarm clock

• A fridge

• A games console

Which of the following computer components is responsible for processing data?

• RAM

• CPU

• Hard disk drive

Which of the following is responsible for storing apps and software currently being used?

• RAM

• CPU

• Hard disk drive

Which best describes clock speed?

• The speed of primary memory.

• The speed of the hard drive.

• The speed of a CPU.

Which of these models a CPU?

• Decode, execute, fetch

• Fetch, decode, execute

• Execute, fetch, decode

How many bits are in a byte of data?

• 4

• 6

• 8