OCR GCSE Computer Science - J277 Paper 1

Front

This is volatile storage.

Back

RAM

Front

This contains the BIOS (Boot-up program) (3-4)

Back

ROM

Front

Device you can write data more than once to: DVD+R, CD ROM, ROM, RAM

Back

RAM

Front

Which statement is true? ROM contains the operating system, RAM is part of the hard disk, RAM stores programs / data used by the CPU, ROM is volatile

Back

RAM stores programs / data used by the CPU

Front

Why is a gaming computer "thrashing" the disk?

Back

The processor is short of RAM

Front

Which statement is true? ROM is non volatile, RAM has a slow access time relative to other storage devices, RAM holds the BIOS, RAM can be Static (SRAM) or Dynamic (DRAM)

Back

RAM can be Static (SRAM) or Dynamic (DRAM)

Front

What is firmware?

Back

A program in ROM

Front

What is the fastest data storage in a computer? Options: Registers, RAM, ROM, HDD

Back

Registers

Front

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

Back

Address and Data Buses

Front

What happens to RAM when the electricity is turned off?

Back

The data from the memory is not saved