Computer Hardware Engineering MCQ - Set 17 - ObjectiveBooks
Computer Hardware Engineering MCQ - Set 17

Computer Hardware Engineering MCQ - Set 17

Practice Test: Question Set - 17

1. Missing slot covers on a computer can cause?
    (A) Over heat
    (B) Power surges
    (C) EMI
    (D) Incomplete path for ESD
2. After trying to unload a TSR, you get an error message saying that other TSRs were loaded after the one you tried to remove. Which of the following commands could you use to see the current load order?
    (A) MEM /P
    (B) MEMMAKER
    (C) MEM /C (A SYS:
    (D) None of the above
3. You are testing the resistance in Ohms of a fuse on a 5 amp system. If the fuse is good, the meter should read?
    (A) 5.0
    (B) 0.5
    (C) 0.0
    (D) None of the above
4. How many devices can be used on a single SCSI bus? Keep in mind that the SCSI host adapter counts as a device.
    (A) 10
    (B) 1
    (C) 8
    (D) 20
5. In laser printer technology, what happens during the conditioning stage?
    (A) The corona wire places a uniform positive charge on the paper
    (B) A uniform negative charge is placed on the photosensitive drum
    (C) A uniform negative charge is placed on the toner
    (D) None of the above
6. How many pins on a VGA?
    (A) 9
    (B) 15
    (C) 25
    (D) 32
7. COM 4 uses which I/O port?
    (A) 2F8H
    (B) 3F8H
    (C) 3E8H
    (D) 2E8H
8. Which DOS driver is used to emulate expanded memory?
    (A) Himem.sys
    (B) EMM386.exe
    (C) Mem386.sys
    (D) Ramdrive.sys
9. Voltage is measured:
    (A) In parallel
    (B) In series
    (C) After breaking the circuit
    (D) After checking current
10. On PC power supplies, the wire attached to pin one is usually:
    (A) Blue or red
    (B) Blue or white
    (C) Red or black
    (D) White or orange
11. How can you totally protect a PC from damage during an electrical storm?
    (A) Disconnect the AC power cable
    (B) Disconnect all external cables and power cords
    (C) Use a surge protector
    (D) Turn off the AC power
12. What is the highest binary number that can be referred to on a three position jumper block?
    (A) 1
    (B) F
    (C) 4
    (D) 6
13. After doing a low-level format, what would be the next step in configuring the hard drive in a system?
    (A) Format DOS partition
    (B) Install operating system
    (C) Configure DMA channel and back-up interrupt
    (D) Partition had disk
14. In which mode can 2 or more applications be stored in memory at the same time?
    (A) Segmented Mode
    (B) Unprotected Mode
    (C) Real Mode
    (D) Protected Mode
15. Which type of pc card (PCMCIA) slot will allow the insertion of a hard drive?
    (A) Type I
    (B) Type II
    (C) Type III
    (D) Type IV
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