Storage Flashcards

1
Q

What do CD-ROM/R/RW/RW-DL designate?

A

CD-ROM - Read only CD
CD-R - Writable CD
CD-RW - Re writable CD
CD-DL - Dual layer CD

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2
Q

What is DL technology in storage?

A

Dual Layer technology, it stores twice as much storage

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3
Q

What is the typical life time of optical storage?

A

50-200 Years

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4
Q

What are hot swappable drives?

A

Drives that can be interchanged without data loss

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5
Q

What is RAID?

A

Redundant Array of Inexpensive Disks

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6
Q

What are the different RAID levels?

A

0 - Disk striping, no redundancy (2 drives)
1 - Mirroring, no performance enhancement (2 drives)
5 - Disk striping with parity (3 drives)
10 - Mirroring and striping (4 drives)

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7
Q

What are the types of RAID?

A

Hardware Controlled - Faster

Software Controlled - Slower

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8
Q

What factors are important to consider with storage?

A
Cost
Life
Performance
Secure
Size
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9
Q

What is a hybrid drive?

A

A drive that uses mechanical and solid state technology

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10
Q

What are the speeds for an HDD?

A

5,400 RPM
7,200 RPM
10,000 RPM

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11
Q

What type of storage is typically found in tablets?

A

eMMC

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