OCR GCSE CS 1.2 Memory MCQ

This is volatile storage

• ROM

• RAM

• Hard Disc

• Secondary Storage

BIOS (Boot up program)

• ROM

• RAM

• Cache

• Hard Disk

You can write data more than once to this device

• CD ROM

• RAM

• ROM

• DVD +R

Which statement is true?

• RAM is part of the hard disc

• ROM is volatile

• RAM stores data/programs used by the CPU

• ROM contains the operating system

A gaming computer is thrashing the disk. Why?

• The game takes up too much space

• The game uses high resolution graphics

• The screen uses too many colours

• The processor is short of RAM

Which statement is true?

• RAM in non volatile

• RAM has a slow access time relative to other storage

• RAM can be static (SRAM) or dynamic (DRAM)

• RAM holds the BIOS

What is firmware?

• Data in RAM

• A program in ROM

• Any hardware

• A program in cache

What is the difference between SRAM and DRAM?

• DRAM is physically bigger

• DRAM is faster

• SRAM needs to refresh its data otherwise it loses it

• DRAM needs to be refreshed otherwise it loses it

What is the fastest data storage in a computer?

• Registers

• RAM

• HDD

• ROM

How does data/instructions move between the CPU and RAM?

• ROM

• Address bus and data bus

• Address Bus

• Data Bus