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OCR ICT unit 2 > Types of information storage media > Flashcards

Types of information storage media Flashcards

1
Q

What is a Hard Disk Drive?

A

Magnetic media to store files

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2
Q

What are the characteristics of HDD?

A

Connected by SATA or externally by USB

Sizes are 2.5’’ for laptop, 3.5’’ for PC’s

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3
Q

What are advantages of HDD?

A

High capacity, reliable and inexpensive

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4
Q

What are disadvantages of HDD?

A

Fragile, life span of 3-5 years

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5
Q

What is magnetic tape?

A

Magnetic media that runs audio or video or data storage

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6
Q

What are the characteristics of magnetic tape?

A

Long, narrow strip of plastic

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7
Q

What are advantages of magnetic tape?

A

Protected from most threats, High capacity

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8
Q

What are disadvantages of magnetic tape?

A

Can be slow to access data

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9
Q

What is a USB or memory card?

A

An external way to organise files

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10
Q

What are the characteristics of USB or memory card?

A

Storage of 2GB or higher

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11
Q

What are advantages of USB or memory card?

A

Faster than HDD
More portable
Durable

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12
Q

What are disadvantages of USB or memory card?

A

Fail after period of time
Lack of security
Corrupt data

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13
Q

What is an SSD?

A

Mass storage device

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14
Q

What are the characteristics of an SSD?

A

Supports reading and writing data

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15
Q

What are advantages of an SSD?

A
  • Durable
  • 100 times HDD speed
    lightweight
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16
Q

What are disadvantages of an SSD?

A
  • Short lifespan
  • more expensive
  • Limited storage
17
Q

What is a CD?

A

Store data by encoding into a disc

18
Q

What are the characteristics of a CD?

A

Ridges to convert to binary

19
Q

What are advantages of a CD?

A
  • Large storage
  • Quality is excellent
  • cheap
20
Q

What are disadvantages of a CD?

A
  • Easily damaged

DVDs don’t work in CD drives

21
Q

What is paper?

A

Data stored in hand writing or drawings

22
Q

What are advantages of paper?

A
  • Accessible to all
  • Easily distributed
  • cheap
23
Q

What are disadvantages of paper?

A
  • Takes time to enter data
  • Printing costs
  • Bad handwriting
  • easily damaged

OCR ICT unit 2 (18 decks)

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