10 minute test - Test 1

Which of these contains instructions used by the CPU when a computer is booting up?

• Hard Disk Drive

• RAM

• ROM

Which part of the CPU performs operations such as AND, OR or NOT?

• ALU

• CU

• MDR

A device driver is a piece of software which...

• ... provides a user interface

• ...allows an OS to interact with internal hardware or peripherals

• ...checks the hardware is functioning when the computer is booting up

Which of the following types of secondary storage media are commonly used by businesses to archive large amounts of data?

• HDD

• Optical disc

• Magnetic tape

Processor registgers temporarily hold small amounts of data needed by ...

• ... The CPU

• RAM

• the HDD

Which of these types of storage generally generally has the highest cost per gigabyte?

• Solid State drives

• Hard Disk Drives

• Magentic Tape

True or False?

"In the Von Neumann architecture, the same memory is used for data an instructions"

• True

• False

An operating system helps with file management by...

• ... compressing every file

• ... arranging the files into a hierarchical structure

Give an example of a device which is likely to contain an embedded system?

• laptop

• desktop PC

• washing machine

• tablet computer

How does virtual memory impact on a computers' performance?

• It speeds up data access, so processing can be done quicker.

• It slows down data access, so processing is done slower.