Test Your Knowledge - Free MCQ PRACTICE
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COMPUTER
BIOCHEMISTRY
BIOLOGY
BIOTECHNOLOGY
CHEMISTRY
COMPUTER
ELECTRICIAN
FITTER
GENERALKNOWLEDGE
INSURANCE
MACHINIST
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PHARMACOLOGY
PHYSICS
ANATOMY
PHYSIOLOGY
FORENSICMEDICINE
OPERATIVEDENTISTRY
DENTISTRY
PERIODONTICS
PEDODONTICS
ENDODONTICS
COMMUNITYMEDICINE
OPHTHALMOLOGY
ENT
MEDICINE
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OBSGYN
PAEDIATRICS
ORTHOPAEDICS
DERMATOLOGY
ANAESTHESIA
RADIOLOGY
PSYCHIATRY
ELECTRONICENGINEERING
DRIVINGTEST
A fresh set of 20 random questions is generated every time you open this page and every time you refresh it.
For each of the following multiple choice questions, choose the most appropriate answer :

1. What is IEEE 1394b also known as?
A. Firewire 400
B. USB 1.0
C. Firewire 800
D. USB 2.0

2. USB can supply power for all of the following except ___.
A. 4 port hub
B. Keyboard
C. Mouse
D. External hard drive

3. The monitor is displaying mostly in green and not in normal colors. If monitor is not defective, which of the following would cause this?
A. The refresh rate is too fast.
B. The resolution is set too high
C. A pin on the connector is bent.
D. The drivers are installed incorrectly.

4. Which statement is true concerning the installation of USB mouse?
A. You can plug it in while the computer is running.
B. You must first set up a specific IRQ for the device.
C. You must first set a DMA channel for the new device.
D. You must shut the computer down, plug in the mouse, and restart.

5. When installing an ISA Modem it would be good practice to know available ___ and IRQ number to use before installing the modem.
A. SCSI/IDs
B. COM Ports
C. ISA address
D. None of above

6. How many devices does USB support?
A. 32
B. 64
C. 127
D. 256

7. WRAM is used on a?
A. Modem.
B. Video card.
C. Motherboard.
D. ATA controller.

8. Which of the following can be used to clean the inside of a computer tower?
A. Vacuum
B. Canned air
C. Turbo fan
D. Liquid cleaner

9. What is the default IRQ for the floppy drive controller?
A. 2
B. 3
C. 6
D. 9

10. Which setting must a device have in order to interrupt the CPU?
A. IRQ
B. I/O address
C. DMA channel
D. Memory address

11. How should you open the tray on an inoperative CD-ROM drive?
A. Push the eject button.
B. Push in on the lower-right corner door.
C. Right-click the CD icon and select Eject.
D. Insert a paper clip into the CD drive eject hole.

12. What are benefits of cleaning the inside of the computer?
A. Increase connectivity speed.
B. Provide better system cooling
C. Increase CPU processing speed.
D. Increase the value of your computer.

13. On the dot-matrix you only see the bottom half of the characters. What is a possible cause of this?
A. Defective print head.
B. Wrong paper thickness.
C. Paper text incorrectly on tractor.
D. Defective home position sensor.

14. What should you do if the fan in the power supply stops working?
A. Replace the fan.
B. Replace the case.
C. Lubricate the fan.
D. Replace the power supply.

15. What is the first program to run during the boot up process?
A. I/O.sys
B. Command.com
C. BIOS
D. Msdos.sys

16. What is the default IRQ for COM1?
A. 2
B. 3
C. 4
D. 5

17. You install a new CD-RW in the CEO's PC. The PC has an existing Hard drive and CD-ROM that both on the primary channel. The new CD-RW is not recognized. Which is the BEST course of action?
A. Assume the CD-RW is faulty.
B. Reconfigure the CD-RW as primary master.
C. Check for an IRQ conflict.
D. Check is the secondary channel is set for auto detect.

18. You have just installed a new internal PCI modem in your desktop. It will not dial out. What is the problem?
A. The port speed is set too high.
B. The modem has not been set up in control panel properties
C. The phone line is plugged in to the line-in port on the modem card.
D. The phone line out of the wall is plugged into the phone port on the modem card.

19. All of the following ports can support full duplex communication except _____.
A. Serial
B. Firewire
C. USB
D. Parallel

20. What is the default IRQ for LPT1?
A. 2
B. 5
C. 7
D. 13

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