End of year 8 quiz topic 2

ROM stands for...

• Read Optical Memory
• Random Only Memory
• Read Only Memory
• Random Optical Memory

RAM stands for ...

• Read Access Memory
• Random Application Memory
• Read Application Memory
• Random Access Memory

A computer has 1024 megabytes of RAM. That is the same as ...

• 1 Gb
• 1000 Gb
• 1 Kb
• 1 Tb

The characteristics of RAM are it is .....

• Permanent, non-volatile, not expandable and you can't write to it
• Temporary, volatile, expandable and you can write to it.

Why is there a need for secondary storage in a computer?

• To store files for a long period of time, such as the operating system
• To hold cd's and dvd's

It is a disadvantage of using a hard disk as storage.

• Huge capacity, offers up to several terabytes per device.
• Not as portable as other technologies.

It is an example of optical storage:

• Magnetic tape
• USB memory stick
• Blu-ray disks
• HDD

The disadvantage of this type of storage is that it is easily scratched.

• Magnetic storage
• Optical storage
• Solid state storage

Solid State Drives are silent unlike hard disks.

• True
• False

Normally used in digital cameras. ___ can hold thousands of jpg photographs.

• SD memory cards
• USB memory stick
• Magnetic tape
• CD