Competitive Exam Questions Hardware Engineering - Set 09 - ObjectiveBooks

Competitive Exam Questions Hardware Engineering - Set 09

Practice Test: Question Set - 09

1. Modems use _________ transmission.
    (A) Synchronous
    (B) Asynchronous
    (C) Timed interval
    (D) PPP

2. How many IRQs does a chain of USB devices require?
    (A) 1
    (B) 2
    (C) 3
    (D) 4

3. What is the paper feeding technology most commonly associated with dot-matrix printers?
    (A) Sheet feed
    (B) Tractor feed
    (C) Friction feed
    (D) Manual feed

4. During boot-up, the memory test:
    (A) Is a superfluous step that should be ignored
    (B) Checks and verifies that contiguous memory is installed
    (C) Is an operational error
    (D) Displays what memory is installed, but nothing else

5. A parity error usually indicates a problem with:
    (A) Memory
    (B) Hard drive
    (C) Hard drive controller
    (D) Power supply

6. In laser technology, what happens during the transfer stage?
    (A) Residual toner is transferred to the waste receptacle
    (B) The laser transfers the image from the drum to the paper
    (C) The image is transferred from the drum to the paper
    (D) A negative charge is transferred to the surface of the drum

7. Which hardware component controls serial port communications?
    (A) ROM BIOS
    (B) CPU
    (C) DMA823
    (D) UART 16550

8. What action will correct patchy, faint, uneven or intermittent print on a dot matrix printer?
    (A) Replacing the ribbon
    (B) Replacing the timing belt
    (C) Adjusting the paper feed tension
    (D) Adjusting the tractor feed tension

9. What is the modem hang up command?
    (A) ATHU
    (B) ATH
    (C) ATZ
    (D) ATX

10. Which best describes a fragmented hard drive:
    (A) The platters are bad
    (B) Data files are corrupted
    (C) Clusters of data are damaged
    (D) Files are not stored in consecutive clusters

11. Static electricity thrives is which type of environment?
    (A) Cold and humid
    (B) Warm and humid
    (C) Warm and dry
    (D) Cold and dry

12. A hard disk is divided into tracks which are further subdivided into:
    (A) Clusters
    (B) Sectors
    (C) Vectors
    (D) Heads

13. WRAM is used on a
    (A) Modem
    (B) Video card
    (C) Motherboard
    (D) Ata connector

14. What is your first action when windows reports that your hard drive is developing bad sectors?
    (A) Replace the hard drive
    (B) Run defrag on the hard drive
    (C) Run scandisk with the "thorough" option
    (D) None of the above

15. In the Binary numbering system, a (1) represents a jumper being shorted and a (0) represents a jumper being open. On a three-bit jumper block on a SCSI drive, how would an ID of logical 3 be set?
    (A) 100
    (B) 010
    (C) 011
    (D) 101

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