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 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.
2. Which of the following statements BEST describes the characteristics of USB 2.0?
A. Connects up to 15 devices with maximum transfer rate of 100 Mbps.
B. Connects up to 63 devices with maximum transfer rate of 800 Mbps.
C. Connects up to 127 devices with maximum transfer rate of 12 Mbps.
D. Connects up to 127 devices with maximum transfer rate of 400 Mbps.
3. What do you need to do when replacing the motherboard in a portable computer?
A. Ensure that the board is AT or ATX.
B. Match the manufacturer and the model number exactly.
C. Any motherboard will act as long as it is specified for a laptop.
D. Ensure that the board is from that manufacturer and that the boards are interchangeable.
4. Which ports are most often used to connect a digital camera to
A. SCSI Port
B. PS/2 Port
C. Parallel Port
D. RS-232 Port
5. What is the most probable cause of a sound card and a printer working intermittently?
A. Conflicting IRQs.
B. The wrong APM setting.
C. A changed printer cable.
D. An improperly seated card.
6. What is the smallest space to store data on a hard drive?
A. Track
B. Sector
C. Cluster
D. Cylinder
7. Which CPU is intended to operate at a 66MHZ motherboard speed?
A. Intel 80486
B. Pentium 75
C. Pentium II 350
D. Pentium II 300
8. A workstation has just been installed on the Ethernet LAN but cannot communicate with the network. What should you do first?
A. Reinstall the network protocols.
B. Reinstall the network interface card driver.
C. Verify the IP configuration on the workstation.
D. Verify the link status on the computer's network card.
9. 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.
10. When upgrading components in a computer with a 200 Watt Power supply, what consideration should be made for the power requirements of the additional system components?
A. Determine the Power needed for the devices and replace the battery backup.
B. Determine the power needed for the devices and upgrade to power supply in necessary.
C. Determine the power needed for the devices and replace the system cooling fans with larger fans in needed.
D. Determine the power needed for the additional components and upgrade the processor if necessary.
11. Which memory address range is reserved for VGA video card?
A. C000-C3FF
B. C000-C7FF
C. D000-D7FF
D. D000-DFFF
12. What would a multimeter be used to measure?
A. CD-ROM data
B. Power-supply voltage
C. Floppy drive speed
D. RAID controller synchronization
13. A customer calls and says that her computer will not boot. She can hear noises and see lights on the box but nothing comes on the screen. What should you take to the site to fix the problem?
A. Hard Drive
B. Video Card
C. Power Cable
D. Power Supply
14. Which of the following are supported by TCP/IP?
A. NWlink
B. Ethernet
C. NetBEUI
D. None of above
15. What is IEEE 1394b also known as?
A. Firewire 400
B. USB 1.0
C. Firewire 800
D. USB 2.0
16. Which setting must a device have in order to interrupt the CPU?
A. IRQ
B. I/O address
C. DMA channel
D. Memory address
17. What is the maximum cable length, in meters, using 20-gauge twisted-pair shielded cable between two full speed USB devices?
A. 5
B. 6
C. 7
D. 8
18. What is the first program to run during the boot up process?
A. I/O.sys
B. Command.com
C. BIOS
D. Msdos.sys
19. Which bus slots an ISA card would work in. What will your reply be?
A. In a PCI slot
B. In an ISA or EISA slot
C. In a MCA slot
D. In an AGP slot
20. When connecting to an 802.11 Wireless access point, which mode should be used?
A. WEP (Wired Equivalent Privacy)
B. Infrastructure
C. Ad-hoc
D. Remote
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