Internal Hard disk and Portable Hard disk Flashcards

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1
Q

What are the two types of hard disk drive?

A

Internal and portable

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2
Q

What is the physical size of IHD and PHD?

A

IHD = 3.5inches PHD = 2.5inches

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3
Q

How much does 8TB cost for Internal Hard Disk and Portable Hard Disk?

A

£120

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4
Q

What is the capacity for Internal Hard Disk and Portable Hard Disk?

A

Internal Hard Disk = up to 15TB and Portable Hard Disk = 1TB to 16TB

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5
Q

What is the data transfer speed for Internal Hard Disk and Portable Hard Disk?

A

100-200MB per second for both

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6
Q

What is the durability like for Internal Hard Disk and Portable Hard Disk?

A

Good durability when disk is not in use
vulnerable to movement when spinning
Can write to the disk infinite amount of times
Affected by heat and magnetic fields

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7
Q

What is the general reliability of Internal Hard Disk and Portable Hard Disk?

A

Extremely reliable

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8
Q

What is the typical use of Internal Hard Disk and Portable Hard Disk?

A

Internal Hard Disk is to be inside a PC for secondary storage and Portable Hard Disk is supplementary storage for a PC or portable storage where high capacity is required

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9
Q

What are PORTABLE hard disk drives often referred to as?

A

Off-line storage

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10
Q

What factors should you consider when deciding what type of hard disk drive you should buy?

A
Physical size
Cost
Capacity
Data Transfer Speed
Potability
Durability
Reliability
Typical Use
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