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CompTIA A+ 220-901 Practice Questions
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CompTIA A+ 220-901 Practice Questions
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25 Questions

1. What is the maximum width and depth of the ATX motherboard in inches?

2. The quad-channel memory architecture increases the number of data wires from 64 to ______

3. What adapter has its own BIOS?

4. What is the maximum data throughput of FireWire 800 port?

5. What is the MOST common paper feed mechanism associated with a dox-matrix printer?

6. A user complains that his internal wireless network card in his laptop is no longer functioning. After troubleshooting, you decide to replace the wireless network card. You replace the wireless network card with the same model as the old card. You connect the internal antenna cables. You then reboot the computer. What should you do next?

7. What is the first critical component that a failed motherboard battery directly affects?

8. Fiber Channel, or FC

9. What is the maximum length recommended for DVI cables that can be used with display resolution 1280 - 1024 or lower?

10. What type of BIOS password should a user configure to restrict access to the BIOS setup program?

11. What is a small program that is read into memory and is executed after the BIOS bootup?

12. What manages data flow between the computer's operating system and attached devices?

13. What CPUs does an LGA 1155 socket support?

14. Which characteristic distinguishes IEEE 1394 from USB 2.0?

15. Throttling

16. Internet Small Computer System Interface (iSCSI)

17. You need to trace a network cable back to the central wiring closet. Which tool should you use?

18. While assembling a system for CAD/CAM operations, what are the MOST important components?

19. Which coaxial cable type has a maximum transmission speed of 10 Mbps using baseband transmission up to 185 meters in length?

20. What allows for reducing the operating frequency of the CPU during times of less demand or during battery operation?

21. What three components must pass a computers power on self-test (POST) before an operating system will load?

22. What component of the chipset is used to control the data flow between a PATA optical drive and the processor?

23. In the past year, several hard drives in your company's computers failed without warning. All of the failed drives were replaced, but management is concerned that this will become an increasing problem because of the number of older computers in use. They have asked you to implement a technology that detects failing hard drives by analyzing the hard drive and providing a warning of impending failure.

24. What type of connectors allow you to connect an external storage device?

25. Port Replicator