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Secondary Storage

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Total cards: 24•Content version: v4•Public deck•Updated: 8/1/2026

Card preview (24)

#1
Front (Question)

What does Volatile mean

Back (Answer)

Memory that requires power to maintain the stored information - Memory is lost when there is no power

#2
Front (Question)

What does Non-Volatile mean?

Back (Answer)

Data is not lost when there is no power, not accessed directly by the CPU

#3
Front (Question)

What is Exam Tip 1?

Back (Answer)

Always say if it is internal or external when choosing a suitable device

#4
Front (Question)

What is storage medium?

Back (Answer)

Where data is stored and retrieved from

#5
Front (Question)

Why is a storage device needed?

Back (Answer)

To access the storage medium

#6
Front (Question)

What are 3 examples of storage devices?

Back (Answer)

DVD , Blu-ray disk and CD

#7
Front (Question)

What is the purpose of secondary storage?

Back (Answer)

Used to store data, programs and the operating system when the computer is turned off and Can be used to transfer between devices (if storage medium is portable)

#8
Front (Question)

What is a Kilobyte represented as?

Back (Answer)

kB

#9
Front (Question)

What are 3 examples of magnetic storage?

Back (Answer)

Hard Disk Drives, Magnetic Tape and Floppy Disks

#10
Front (Question)

Why are hard disk drives easily broken?

Back (Answer)

Lots of parts are not secure

#11
Front (Question)

Why is magnetic tape used?

Back (Answer)

It can back up and archive data in large volumes

#12
Front (Question)

What are solid state drives referred to as?

Back (Answer)

Flash memory

#13
Front (Question)

What are 2 examples of solid state drives

Back (Answer)

USB Memory Stick Memory Card

#14
Front (Question)

What are 5 reasons why a SSD is better than a HDD?

Back (Answer)

Read-write speeds are faster No moving parts (less likely to suffer damage) Less power needed Faster access speeds Smaller (easier to move)

#15
Front (Question)

What are 2 reasons why a HDD could be better than a SSD?

Back (Answer)

Cheaper More storage

#16
Front (Question)

What is the difference between a blu-ray disk and a Digital Versatile Disk?

Back (Answer)

Blu-ray has better quality as there is more capacity

#17
Front (Question)

What are 3 examples of optical storage?

Back (Answer)

Compact Disks (CD) Digital Versatile Disks (DVD) Blu-ray Disks (BD)

#18
Front (Question)

What are pits and lands?

Back (Answer)

They represent the binary information of the data stored on a disk

#19
Front (Question)

What are pits?

Back (Answer)

The bumps burned by lasers

#20
Front (Question)

What are lands?

Back (Answer)

Areas not burned by lasers

#21
Front (Question)

What does a change from a pit to a land represent in binary?

Back (Answer)

1

#22
Front (Question)

What does a change to a land to a pit represent in binary?

Back (Answer)

1

#23
Front (Question)

What does no change represent in binary (pits and lands)

Back (Answer)

0

#24
Front (Question)

What is CD ROM used for?

Back (Answer)

Generally music as it is read-only