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A+ Certification > Module 7 > Flashcards

Module 7 Flashcards

1
Q

T/F: The SATA drive technology utilizes a serial data path.

A

True

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2
Q

T/F: The read/write head on a magnetic hard drive is at both the top and bottom of each disk.

A

True

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3
Q

T/F: Hard drives that can be used for hot-swapping cost significantly less than regular hard drives.

A

False

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4
Q

T/F: The 2.5” size hard drive is typically used in devices such as MP3 players.

A

False

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5
Q

T/F: The faster the spindle rotates on a traditional magnetic drive, the better performance it will have.

A

True

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6
Q

What SATA standard provides a transfer rate of 3 Gb/sec?

A

SATA2

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7
Q

What is the current maximum storage capacity limit of a magnetic tape?

A

185 TB

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8
Q

What command line utility can be used to repair the BCD on a Windows installation?

A

bootrec

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9
Q

How many layers of data can exist on a single side of a Blu-ray disc?

A

2

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10
Q

What technology is used to assure that the logical block addressing on a solid state drive does not always address the same physical blocks, in order to distribute write operations?

A

wear leveling

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11
Q

What statement best describes a RAID 5?

A

it requires 3 or more drives and uses parity checking

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12
Q

If you are adding a hard drive to a system that already has a drive with Windows installed on it, what should you do?

A

boot Windows and use Disk Management to prepare the new drive

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13
Q

What hard drive technology is used to predict when a drive is likely to fail?

A

S.M.A.R.T.

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14
Q

A DAT72 tape is also known by what term?

A

DDS-5

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15
Q

A SATA data cable has how many pins?

A

7 pins

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16
Q

If a computer is performing slowly due to file fragmentation, what Windows tool can be utilized to rearrange fragments?

A

defragmentation tool

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17
Q

Which statement regarding the selection of a hard drive is accurate?

A

magnetic drives have larger capacity for the money and solid state drives

18
Q

Which type of RAID volume is used for fault tolerance and only requires two drives?

A

RAID1

19
Q

Which statement regarding hard drives is incorrect?

A

solid state drives are less expensive than magnetic hard drives

20
Q

Why might you want to use a RAID 0 disk configuration?

A

to improve overall disk performance

21
Q

What process writes sector markings to a hard drive?

A

low-level formatting

22
Q

What type of RAID is a combination of mirroring and striping?

A

RAID10

23
Q

The hard drive firmware, UEFI/BIOS, and the OS address the sectors on a hard drive utilizing what technology?

A

logical block addressing

24
Q

The SATA/600 standard is also known by what other name?

A

SATAIII

25
Q

Which rotation speed is not a typical spindle rotation speed for magnetic hard drives?

A

3100

26
Q

What two SD standards utilize the FAT file system?

A

SD

SDHC

27
Q

How much data can an LTO Ultrium 5 tape hold, native and compressed?

A
  1. 5TB native

3. 0TB compressed

28
Q

What two optical disc drive standards support writing discs with a total capacity of 8.5GB?

A

DVD-R DL

DVD+R DL

29
Q

What two different file systems can be used on a Compact Disc (CD)?

A

CDFS

UDF

30
Q

What two optical disc drive standards allow for rewritable discs?

A

DVD-RAM

BD-RE

31
Q

autodetection

A

a feature in startup BIOS that detects a new drive and selects the correct drive configuration

32
Q

fault tolerance

A

a computer’s ability to respond to a hardware failure

33
Q

RAID controller

A

a hardware component that facilitates a hardware RAID implementation

34
Q

mirrored volume

A

a storage configuration in which data is duplicated on one drive to another drive

35
Q

NAND flash memory

A

a chip that contains grids of rows and columns with two transistors at each intersection that hold a zero or one bit

36
Q

WORM drive / cartridge

A

assures that data written onto a tape will not be deleted or overwritten

37
Q

file system

A

the overall structure an OS uses to name, store, and organize files on a drive

38
Q

spanning

A

uses two hard drives to hold a single Windows volume

39
Q

striped volume

A

a type of volume that writes data to all physical disk members evenly for the purpose of improving performance

40
Q

UDF

A
  • universal disk format

A+ Certification (12 decks)

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