Memory And Storage

Question 1

What does primary storage consist of?

Answer 1

Random access memory
Read only memory
Registers and cache

Question 2

What does primary storage do?

Answer 2

Primary storage holds the data and instructions which the CPU needs to access while the computer is running, it is also faster than secondary storage

Question 3

What are the three types of storage?

Answer 3

Primary
Secondary
Tertiary

Question 4

Which type of storage is directly accessible by the cpu?

Answer 4

Primary storage

Question 5

What are the traits of primary storage?

Answer 5

All volatile (except ROM)
Rom is read only
Relatively small compared to secondary storage.
Very fast access compared to secondary storage.

Question 6

What are the traits of secondary storage?

Answer 6

All non-volatile
Large storage capacity in comparison to primary
Very slow access time in comparison to primary

Question 7

What is tertiary storage?

Answer 7

Storage used for backing up and archiving large amounts of data

Question 8

What does RAM stand for?

Answer 8

Random Access Memory

Question 9

What does RAM do?

Answer 9

Holds the operating system and programs and data in use by the CPU when the computer is running.

Question 10

Is RAM volatile?

Answer 10

Yes

Question 11

Is RAM read and write?

Answer 11

Yes

Question 12

Is RAM big or small?

Answer 12

Big (compared to ROM)

Question 13

What does ROM do?

Answer 13

Holds the first instruction for when a computer turns on, also known as the bootstrap

Question 14

Is ROM volatile?

Answer 14

No

Question 15

Is ROM read and write?

Answer 15

No

Question 16

Is ROM small or large?

Answer 16

Small (compared to RAM)

Question 17

What is virtual memory?

Answer 17

A place in secondary storage which acts as memory

Question 18

When is virtual memory needed?

Answer 18

When there is not enough physical RAM to open programs

Question 19

Where is virtual memory held?

Answer 19

On the hard disk

Question 20

When are programs transferred to Virtual memory?

Answer 20

When they are not currently being executed

Question 21

Why are programs transferred to virtual memory?

Answer 21

To free up space in RAM

Question 22

What is virtual memory?

Answer 22

Space in virtual memory acting as memory?

Question 23

Why is secondary storage needed?

Answer 23

For long term storage of files and data.

Question 24

What is the order of capacity? From high to low of Optical, Magnetic and Solid state

Answer 24

Magnetic - 16TB
Solid state - 4TB
Optical - 50GB

Question 25

Order of speed. Fastest to slowest (Optical, Magnetic and Solid state)

Answer 25

Solid state - 3.5 GB/s
Magnetic - 200 MB/s
Optical - 50MB/s

Question 26

What are the most portable (Optical, Magnetic, Solid state)

Answer 26

Optical and solid state are the best as they are both lightweight and small

Question 27

Which is the most durable (Optical, Magnetic, Solid state)

Answer 27

Solid state are extremely durable
Magnetic are durable especially when they are not in use but they can be damaged by fields and heat.
Optical storage is not durable at all

Question 28

Which one is the most reliable? (Optical, Magnetic, Solid state)

Answer 28

Solid state drives are extremely reliable
Magnetic are very reliable
And optical are good but not the best

Question 29

Which is the most cost effective? (Optical, Magnetic, Solid state)

Answer 29

Optical and Magnetic good cost for capacity
Solid state is a little more pricey