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1.3 Storage

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Total cards: 20•Content version: v4•Public deck•Updated: 8/1/2026

Card preview (20)

#1
Front (Question)

What is Secondary Storage?

Back (Answer)

Storage is needed to keep programs and data indefinitely

#2
Front (Question)

What are the 3 types of Secondary Storage?

Back (Answer)

Solid-state Magnetic Optical

#3
Front (Question)

What are the advantages of Magnetic Storage?

Back (Answer)

Magnetic devices are fairly cheap, high in capacity and durable.

#4
Front (Question)

What are the disadvantages of Magnetic Storage?

Back (Answer)

They are susceptible to damage if dropped. They are also vulnerable to magnetic fields. A strong magnet might possibly erase the data the device holds. Very slow compared with solid state devices

#5
Front (Question)

What are the 3 types of Media Optical storage that come in?

Back (Answer)

CD-ROM - Data cannot be overwritten CD-R - Can only be written once but read many times CD-RW - Like CD-R but can be written many times

#6
Front (Question)

What are the advantages of Optical storage?

Back (Answer)

Cheap Portable

#7
Front (Question)

What are the disadvantages of Optical Storage?

Back (Answer)

Easily damaged due to scratching Has a much lower capacity compared with other storage devices

#8
Front (Question)

What are the advantages of Solid State Storage?

Back (Answer)

Very fast, robust, and durable

#9
Front (Question)

What are the disadvantages of Solid State?

Back (Answer)

Expensive Have a certain number of read/write times

#10
Front (Question)

What comparison factors do Storage Devices compare on?

Back (Answer)

Speed, Durability, Capacity Cost, Portability, Robustness

#11
Front (Question)

How many bits are in 1 nibble?

Back (Answer)

4 bits

#12
Front (Question)

How many bits are there in 1 byte?

Back (Answer)

8 bits

#13
Front (Question)

How many bytes are there in 1 KB?

Back (Answer)

1024 or 1000

#14
Front (Question)

Why are SSD’s replacing HDDs?

Back (Answer)

Lighter, so suitable for portable computer / laptop Data access is faster Less power consumption / More energy efficient

#15
Front (Question)

How do you calculate the file size of a sound file?

Back (Answer)

Sample rate x duration x bit depth

#16
Front (Question)

How do you calculate the size of a text file?

Back (Answer)

Bite per character x Number of characters

#17
Front (Question)

How do you calculate the size of an image file?

Back (Answer)

Colour depth x image height x image width

#18
Front (Question)

What are the different types of magnetic storage?

Back (Answer)

Hard disk drive Tape

#19
Front (Question)

Why do electronic components exist in 2 states? (On or off)

Back (Answer)

Easier to manufacture Therefore cheaper More reliable

#20
Front (Question)

What is lossy compression suitable for?

Back (Answer)

Sound Images Video