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CompTIA A+ > Storage Devices > Flashcards

Storage Devices Flashcards

1
Q

How many pins are on the data connector for a SATA drive?

A

7 pins

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2
Q

How many pins are on the power connector of a SATA drive?

A

15 pins

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3
Q

What type of hard drive transfers data in parallel?

A

Parallel ATA (PATA)

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4
Q

How many pins are the connectors on an IDE drive?

A

40 pins

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5
Q

How many wires are on the IDE cables?

A

40 wires on the older versions.

80 wires on the newer versions.

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6
Q

What type of hard drive transmits data in full-duplex, meaning it can send and receive simultaneously?

A

Serial ATA (SATA)

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7
Q

How many pins are on a SATA data cable?

A

7 pins

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8
Q

How many pins are on a SATA power connector?

A

15 pins

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9
Q

What are the maximum data transfer rates for SATA?

A

Revision 1.0 - 1.5 Gb/s
Revision 2.0 - 3 Gb/s
Revision 3.0 - 6 Gb/s

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10
Q

Older SATA drives installed to newer SATA controllers can run:

A

Only at the speed of the drive.

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11
Q

The specifications of a hard drive are:

A 
Capacity
Data transfer rate
Rotational speed
Cache
Latency
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12
Q

What are louder sounding hard drives that are often used in servers and power workstations that need high data throughput?

A

Small computer system interface (SCSI)

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13
Q

True or false:

A SCSI drive must be terminated at the end of each chain and each device it gets its own ID.

A

True

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14
Q

Hard drives are non-volatile.

A

Which means that any information stored on them cannot be lost when the computer is turned off.

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15
Q

What ID number does the SCSI controller normally use?

A

ID 7

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16
Q

What are the maximum data transfer rates for SCSI drives?

A

Ultra3: 160 MB/s
Ultra-320: 320 MB/s
Ultra-640: 640 MB/s
SAS (Serial Attached SCSI): 300 MB/s

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17
Q

What are the different ways to defragment a hard drive?

A

Disk Defragmenter,
Command line defrag,
Command line defrag -f, if you have less than 15% free space.

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18
Q

Several issues when troubleshooting hard drives are:

A

BIOS does not see the drive.

Windows does not see a second drive.

Slow reaction time

Missing files at startup

Noisy drive/lockups

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19
Q

What type of hard drive storage that has one or more hard drives installed into a device that connect directly to the network called?

A

Network attached storage (NAS)

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20
Q

How many pins are in the power connector for a floppy drive?

A

4 pin mini power connector

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21
Q

How many pins are in the data connector for a floppy drive?

A

34 pins

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22
Q

What happens if the data cable is upside down connected to a floppy drive?

A

The activity light will stay on.

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23
Q

What type of drive uses removable media in the form of magnetic tape cartridges and has a high capacity?

A

Tape drive

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24
Q

What is the maximum data transfer rate of SATA Revision 1.0?

A. 1.5 Mbps
B. 300 MB/s
C. 150 MB/s
D. 1.5 GB/s

A

C. 150 MB/s

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25
Q

Which of these is the delay it takes for the hard drive to access a particular sector on the disk?

A. Actuator
B. Latency
C. Lag
D. Propagation

A

B. Latency

26
Q

What should you do first to repair a drive that is acting sluggish?

A. Remove the drive and recover the data.
B. Run disk cleanup.
C. Run disk defragmenter.
D. Scan for viruses.

A

C. Run disk defragmenter.

27
Q

How much data can a SATA revision 3.0 drive transfer per second?

A. 1.5 Gb/s
B. 3.0 Gb/s
C. 4.5 Gb/s
D. 6.0 Gb/s

A

D. 6.0 Gb/s

28
Q

How many pins are there in a SATA drives data and power connectors?

A. 40 and 4
B. 8 and 16
C. 7 and 15
D. 80 and 4

A

C. 7 and 15

29
Q

What kind of cable does a floppy drive use?

A. 40 pin IDE
B. 80 pin IDE
C. 34 pin IDE
D. 168 pin IDE

A

C. 34 pin IDE

30
Q

What is the maximum data transfer rate of an Ultra3 SCSI device?

A. 320 MB/s
B. 160 MB/s
C. 640 MB/s
D. 300 MB/s

A

B. 160 MB/s

31
Q

In a two drive IDE configuration, drive 0 would be the __________, and drive 1 would be the _________.

A. Slave, master.
B. Cable select, slave.
C. Slave, single.
D. Master, slave.

A

D. Master, slave.

32
Q

What is a standard connector for an external SCSI device?

A. 240 pin
B. 68 pin
C. 40 pin
D. 7 pin

A

B. 68 pin

33
Q

Which of the following is hot swappable?

A. Floppy drive
B. Tape drive
C. Hard drive
D. DVD drive

A

C. Hard drive

34
Q

What devices would use a SCSI cable? (Select the two best answers)

A. SSD
B. Tape drive
C. Floppy drive
D. IDE drive
E. Hard drive
A

B and E.

Tape drive and hard drive.

35
Q

You upgrade a computer’s older SCSI drive with a new and much larger SCSI drive and upgrade the driver for the controller. However, when you reboot, the computer’s SCSI controller still doesn’t recognize the new drive. What should you do?

A. Format the SCSI drive as NTFS.
B. Check that the SCSI controller is receiving power.
C. Change jumper settings on the SCSI controller.
D. Check for firmware update for the SCSI controller.

A

D. Check for firmware update for the SCSI controller.

36
Q

Which of the following are possible symptoms of hard drive failure? (Select the two best answers.)

A. System lockup
B. Antivirus alerts
C. Failing boot up files
D. Network drive errors
E. BIOS doesn't recognize the drive.
A

A and C.

System lockups and failing boot up files.

37
Q

You just replaced a SATA hard drive that you suspected had failed. You also replaced the data cable between the hard drive and the motherboard. When you reboot the computer, you notice that the SATA drive is not recognized by the BIOS. What most likely happened to cause this?

A. The drive has not been formatted yet.
B. The BIOS does not support SATA.
C. The SATA port is faulty.
D. The drive is not jumpered properly.

A

C. The SATA port is faulty.

38
Q

You’re troubleshooting a SATA hard drive that doesn’t function on a PC. When you try it on another computer it works fine. You suspect a power issue and decide to take voltage readings SATA power connector coming from the power supply. What readings should you find?

A. 5V and 12V
B. 5V, 12V, and 24V
C. 3.3V, 5V, and 12V
D. 3.3V and 12V

A

C. 3.3V, 5V, and 12V

39
Q

A CD can hold up to how much data?

A

700 MB

40
Q

What can you use to dislodge jammed CD trays?

A

Paper clip

41
Q

Speeds of CDs:

A

CD-R: 48x or 52x

CD-RW: 24x or 32x

42
Q

What are the capacities of DVD-5 and DVD-18?

A

DVD-5: 4.7 GB

DVD-18: 17 GB

43
Q

What are the capacities of Blu-ray discs?

A

Single Layer: 25 GB
Dual Layer: 50 GB
Mini-disc single layer: 7.8 GB
Mini-disc dual layer: 15.6 GB

44
Q

What does the x refer to in compact disc technology?

A. 150 KB/s
B. 1.32 MB/s
C. 133 MB/s
D. 4.5 MB/s

A

A. 150 KB/s

45
Q

Which of the following has the largest potential for storage capacity?

A. CD-R
B. CD-RW
C. DVD-RW
D. Blu-ray

A

D. Blu-Ray

46
Q

What is the maximum capacity of a Blu-ray disc?

A. 700 MB
B. 4.7 GB
C. 17 GB
D. 50 GB

A

D. 50 GB

47
Q

If a user wants to write information more than one time to a DVD which type should you recommend? (Select all that apply)

A. DVD-R
B. DVD-RW
C. DVD+RW
D. DVD+R

A

B and C.

DVD-RW and DVD+RW

48
Q

The customer complains that an important disc is stuck in the computer’s DVD-ROM drive. What should you recommend to the customer?

A. To get a screwdriver and disassemble the drive.
B. To format the disc using CDFS.
C. To use a paper clip to check the tray.
D. To dispose of the drive and replace the media.

A

C. To use a paper clip to eject the tray.

49
Q

A marketing kiosk requires a CD ROM to be in the drive for the program to work correctly. However, the kiosk fails to boot when restarted. What should you do?

A. Change the drive letter assignments.
B. Defrag the hard drive.
C. Replace the CD-ROM with rewritable media.
D. Configure the BIOS settings.

A

D. Configure the BIOS settings.

50
Q

One of your customers attempts to copy a DVD with a third-party application. It reads the source DVD fine, but when a blank disc is inserted, the program keeps asking the customer to insert blank media. What are some possible reasons for this? (Select the three best answers.)

A. Wrong DVD type.
B. The program cannot copy the DVD due to copyright laws.
C. There isn’t enough free space on the hard drive.
D. A CD was inserted into the drive.
E. The drive is a CD-RW drive.
F. The DVD was inserted upside down.

A

A, D, and F.

51
Q

What is the standard SATA SSD drive form factor?

A

2.5 inches

52
Q

You need to remember to do what before physically removing USB flash drives?

A

Remember to safely remove hardware in operating system.

53
Q

SD cards must use what to be read by the computer?

A

Memory card reeder

54
Q

What is the capacity of a standard SD card?

A

4 GB

55
Q

What type of card is used in handheld computers, high-end cameras, and Microdrives?

A

CompactFlash card

56
Q

What is the common capacity of a CompactFlash card?

A

32 GB

57
Q

How are most solid-state media formatted by the manufacturer?

A. As FAT32
B. As NTFS
C. As FAT16
D. As FAT12

A

A. As FAT32

58
Q

What is the main difference between SD and SDIO?

A. SD cards or faster.
B. SDIO cards incorporate input/output functionality.
C. SD cards incorporate input/output functionality.
D. SDIO cards can identify a user’s cell phone.

A

B. SDIO cards incorporate input/output functionality.

59
Q

What kind of controller is built into a CF card?

A. SATA
B. IDE
C. ATA
D. SCSI

A

C. ATA

60
Q

You discover that a new SDXC card won’t work in the card reader of a user’s PC. It works fine in another computer’s card reader, and standard SD cards work fine in the users PC. What should you do to fix the problem?

A. Format the card.
B. Install the latest firmware and drivers.
C. Purchase a new external USB card reader.
D. Use a CF card instead.

A

B. Install the latest firmware and drivers.

CompTIA A+ (18 decks)

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