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A+ Exam Prep 801-802 > Ch6 Storage Devices > Flashcards

Ch6 Storage Devices Flashcards

1
Q

Ultra3 SCSI Max Data Rate / Connector Type / Transmission Type

A

160 MB/s , 68-pin; 80-pin , Parallel

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2
Q

SATA Revision 3.0 Max Transfer Rate

A

6 Gb/s (about 600MB/s)

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3
Q

Calculating Max Transfer Rate for CD-ROM

A

X Value (24x, 32x, etc) multipled by 150 KB

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4
Q

What is the maximum data transfer rate of SATA Rev 1.0

A

150 MB/s

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5
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 SATA port is faulty

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6
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 three possible reasons for this?

A
  1. Wrong DVD Type
  2. A CD was inserted into the drive.
  3. DVD was inserted upside down.
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7
Q

Hard Drives can be hot-swappable? (T/F)

A

True

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8
Q

Connection Colors on 80 pin PATA cable and use.

A

Blue - Motherboard Connection

Black - Master Drive

Grey - Middle - Slave Drive

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9
Q

Four Jumper Settings on PATA Drives

A
  1. Single
  2. Master
  3. Slave
  4. Cable Select
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10
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 user’s PC.

What should you attempt first to fix the problem?

A

Install the latest firmware and drivers.

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11
Q

What is the maximum capacity of a Blu-Ray Disc?

A

50 GB

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12
Q

In a two drive IDE configuration what would Drive 0 and Drive 1 be called?

A

Slave(0) and Master(1)

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13
Q

Latency

A

Delay in time before a particular sector on the hdd platter can be read and is usually about 1/2 the time it takes the platter to rotate once.

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14
Q

What kind of controller is built into a CF card?

A

ATA Controller

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15
Q

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

A

Run Disk Deframenter

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16
Q

Blu-Ray single-layer and dual-layer maximum capacities?

A

25 GB and 50 GB

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17
Q

SATA Revision 2.0 Max Transfer Rate

A

3 Gb/s (about 300 MB/s)

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18
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

Configure the BIOS settings.

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19
Q

On the A+ Exams what is the difference between disk and disc?

A

Disk refers to magnetic media

Disc refers to optical media.

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20
Q

If a user wants to write information more than one time to a DVD, which type should you recommend?

A

DVD-RW

DVD+RW

21
Q

Cache

A

DRAM used on hdd’s to allow for faster accessing of frequently used data.

22
Q

A customer complains that an important disc is stuck in the computer’s DVD-ROM drive.

What should you recommend to the customer?

A

Use a paper clip to eject the tray.

23
Q

Calculate HDD latency

A

((1 / (RPM Value / 60 sec)) / 2) * 1000 = Latency in msec.

24
Q

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

A

6.0 Gb/s

25
Q

Ultra320 SCSI Max Data Rate / Connector Type / Transmission Type

A

320 MB/s , 68-pin; 80-pin, Parallel

26
Q

How many pins are there in a SATA drive’s data and power connections?

A

7 and 15 pins respectively

27
Q

Name two devices that would use SCSI cable?

A

Hard drives and tape drives

28
Q

What is the main difference between SD and SDIO?

A

SDIO incorporate input/output functionality.

29
Q

SAS Defined w/ Max Data Rate / Connector Type / Transmission Type

A

Serial Attached SCSI

300 MB/s, SFF8482 / 8484 / 8470, Serial

30
Q

Ultra-640 SCSI Max Data Rate / Connector Type / Transmission Type

A

640 MB/s , 68-pin; 80-pin, Parallel

31
Q

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

A

FAT32

32
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

Check for a firmware update for the SCSI controller.

33
Q

What two commands can be used in Windows to defrag hard drive?

A

defrag // Use with at least 15% free hdd space

defrag -f// Use with less than 15% hdd space.

34
Q

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

A

160 MB/s

35
Q

What kind of cable does a floppy drive use?

A

34-pin IDE

36
Q

What does the x refer to in Compact Disc technology?

A

150 KB/s

37
Q

PATA w/ throughput and cable types.

A

Parallel ATA

133 MB/s throughput

Come in 40 and 80 pin cable varieties.

38
Q

Select two common symptoms of HDD failure?

A

System lock ups and Failing bootup files.

39
Q

What is the delay it takes for the hdd to access a particular sector of the disk?

A

latency

40
Q

Max Capacity of DVD-5 and DVD-18 formats?

A

4.7 GB / 17 GB Respectively.

41
Q

What is a standard connector for an external SCSI device?

A

68 pin connector

42
Q

SCSI (3)

A

Small Computer Systems Interface hard drives used for high data throughput.

Each SCSI device needs to be terminated and get an ID (0 - 15)

SCSI Controller is ID:7

43
Q

What has the largest potential for storage capacity in optical discs?

A

Blu-Ray

44
Q

Type of memory used in USB Sticks

A

NAND Memory

45
Q

CD-R Maximum Recording Speeds

A

48x (7.2MB/s) or 52x (7.8MB/s)

46
Q

CD-RW Maximum Recording Speed

A

24x(3.6 MB/s) or 32x (4.8 MB/s)

47
Q

What should you do before physically removing a USB flash drive?

A

Use the Safely Remove Icon.

48
Q

SATA Revision 1.0 Max Transfer Rate

A

1.5 Gb/s ( about 150 MB/s)

49
Q

You are troubleshooting a SATA hard drive that doesn’t function on a pc. When you try it on another computer it work fine. You suspect a power issue and decide to take voltage readings from the SATA power connector coming from the power supply.

What readings should you find?

A

3.3 V on Orange

5 V on Red

12 V on Yellow

A+ Exam Prep 801-802 (19 decks)

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