MCQ Computer hardware and software



1. from what location are the 1st computer institution available on boot up? 

*ROM BIOUS

2. what could cause fixed disk error. 

*INCORRECT CMOS SETTINGS 

3. Missing slot covers on a computer can cause? 

*OVER HEAT

4. When installation PCINICS you can check the IRQ available by looking at. 

*MOTHERBOARD BIOS

5. with respect to network interface card, the term 10/100 refer to. 

*MEGABITS PER SECOND 

6 which motherboard from factor user one 20 pin connector. 

*ATX

7. A hard disk is divided into tracks which are father subdivide into. 

*SECTOR

8. Which standard govern parallel communication? 

*IEEE1284


9.  Malicious software is known as 

*MALWARE

10. magnetic disks are also known as.... 

*HARD DISK

11.The first part of machines languages instructions that specifies the operation to be performed is called.. 

*OPCODE

12.Modems use transmissio

#ASYNCHRONOUS

13. A 6XX indicates a problem with the:

# oppy drive

14. A SOund card typically uses which IRQ

#.6

15.Duaring reventative maintenance on a dot matrix printer,do NOT lubricate:

#Print head pins

16. The floppy drive uses which DMA (direct memory access) channel? 

#2

17. The DC voltage on most circuit boards is

#+5 volts

18. A customer attached an external drive to his notebook computer but the computer is

not recognizing it. what should be Considcred?

#. The cables are attached firmly

#. The extermal drive has been preA-loaded with the appropriate sotware

#.The external drive was attached before the computer was on


19. what device protects against line deficiencies?

#.Ups

20. which part of the laser printer should NOT be exposed to sunlight?

#.pc drum

21. After doing a low-level lormat, what would be the next step in configuring the hard drive in a system?

#.Format DOS partition

22. Resistance is measured in ?

#.Ohms 


23. What command is used to reset a MODEM when using the "AT Command Set"?

#.Atz

24. When installing a SCSI CD-ROM drive, you must set the CD-ROM SCSI adapter to:

#.An unused SCSI address 

25. How many deVIces can be used on a single SCSI bus ?Keep in mind that the SCSI host adapter counts as a device.

#.8


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