Storage Quiz

1. Describe the functions of random access memory (RAM) and read-only memory (ROM).

2. List two basic differences between RAM & ROM.

3. Complete the following:

RAM stands for .......... .......... Memory. It is where a .......... instructions are stored after they have been loaded from disk so that they can be accessed more .......... by the CPU.

Instructions and data are stored in .......... format at specific locations called memory .......... which can be accessed in any ..........

The main memory is made of .......... RAM which is slower (but cheaper) than .......... RAM as it needs to be constantly .......... or refreshed.

addresses

recharged

programs

quickly

order

dynamic

Access

Random

binary

static

1. Complete the following:

.......... is used to store data and programs in use by the computer.

The memory can be divided into chunks called ........... If there is not enough memory to load more data, some is moved to a .......... on the ........... The data that is swapped out is the ...........

Moving the data in and out of memory .......... the execution of the program.

If the memory is very low then the computer may have to continually swap data in and out, this if called ...........

hard disk drive

disk thrashing

least used

paging file

pages

slows

RAM

1. From lowest to hightest denomination put these in order:

MEGABYTE (MB)

BIT

TERABYTE (TB)

BYTE

GIGABYTE (GB)

NIBBLE

KILOBYTE (KB)