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Computer Hardware Quiz 2

Description: Computer Hardware Quiz 2
Number of Questions: 13
Created by:
Tags: hardware
Attempted 0/13 Correct 0 Score 0

Which IRQ does LPT1 commonly use?

  1. 1

  2. 4

  3. 5

  4. 7

  5. 8


Correct Option: D

When plugging the P8 and P9 power connectors into the system board, which of the following is true?

  1. the black wires of both connectors should NOT be next to each other

  2. P8 and P9 don't plug into the system board

  3. the black wires of both connectors should be next to each other

  4. it doesn't matter which way you plug them in, the voltages are the same


Correct Option: C

What is different between AT and ATX power supplies?

  1. They are identical except for their shape.

  2. AT supplies use a single P1 power connector while ATX uses P8 and P9.

  3. AT power supplies run on 120V AC current while ATX uses 220V AC

  4. AT supplies use P8 and P9 power connectors while ATX uses a single P1 connector.


Correct Option: D

How many pins does a SIMM have?

  1. 50

  2. 64

  3. 30 or 72

  4. 168

  5. 128


Correct Option: C

How many pins does a DIMM have?

  1. 50

  2. 64

  3. 72

  4. 128

  5. 168


Correct Option: D

Parity is:

  1. a byte stored in the FAT to indicated remaining slots

  2. the optimal transmission speed of data over a CAT 5 cable

  3. a system for balancing the voltage coming out of the power supply

  4. an extra bit stored with data in RAM that is used to check for errors when the data is read back

  5. the optimal transmission speed of data over a CAT 5 cable


Correct Option: D

IRQ 6 is commonly assigned to:

  1. sound card

  2. COM1

  3. floppy drive controller

  4. LPT1

  5. Keyboard


Correct Option: C

What are the four key functions of a computer system?

  1. input, processing, output, and storage

  2. keyboard, display, memory, and disk drive

  3. word processing, spreadsheets, database, and contact management

  4. read, write, calculate, and display

  5. bits, bytes, words, and OSI


Correct Option: A

hat kind of connectors are used to connect a PC power supply to a hard drive?

  1. AT

  2. molex

  3. mini-molex

  4. P9

  5. chamfer


Correct Option: B

IRQ 1 is commonly assigned to:

  1. it's usually open

  2. system timer

  3. real time clock

  4. keyboard

  5. none of the above


Correct Option: D

How much data will a high density (HD) floppy disk hold?

  1. 124 KB

  2. 640 KB

  3. 720 KB

  4. 1.44 MB

  5. 2.88MB


Correct Option: D

Which of the following conditions most increases the likelihood that ESD will occur?

  1. hot, dry conditions

  2. cool, damp conditions

  3. cool, dry conditions

  4. hot, damp conditions


Correct Option: C

Which IRQ does the hard disk controller commonly use?

  1. 0

  2. 1

  3. 4

  4. 13

  5. 14


Correct Option: E
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