Test your basic knowledge |

Comptia A +: Hardware

Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.






2. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out






3. Components from many different manufacturers are interchangeable. As long as the component meets the standards - you can be reasonably confident that it will work in the system.






4. What does CRT stand for?






5. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen






6. Level two cache is located on _______.






7. How many pins is a DDR3 DIMM?






8. An example of a device that uses a TRS connector.






9. XGA is ____x_____






10. A serial mouse connects to a computer with this connector.






11. Spike






12. How many pins is a SODIMM DDR DIMM?






13. Parity is a method of ____________. It is used when the reliability of the data is more important than the speed at which it is written or read. When the data is read or received - the bytes should still be even. If not - the data is corrupt.






14. External modems most commonly connect to this port.






15. An area of memory that holds recently-accessed data.






16. Joystick or MIDI device (game port) - High Density DB-15 - VGA/SVGA monitor - 6-pin Mini-DIN - PS/2-style keyboard or mouse - By convention - purple connectors are used for the keyboard - and green connectors are used for the mouse.






17. What does LCD stand for?






18. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal






19. Number of Pins for Drives: 2. SCSI






20. Parallel devices connect to this connector.






21. Before sending a power supply to the recycling facility...






22. What does ECC stand for?






23. What are the 4 main types of storage?






24. A working PC is a combination of many different parts - also called a Field-Replaceable Unit (FRU) - can be replaced when faulty or upgraded to provide additional functionality.






25. This device converts a visual input into a binary stream through an analog-to-digital conversion (ADC)






26. What is a Sag?






27. A special RAM chip powered and maintained by a small battery that holds basic configuration data a computer needs to start.






28. What is DVD-RAM? and how is it used?

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29. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.






30. What is a Brownout?






31. How many pins is a DDR DIMM?






32. A type of memory that loses data when the power is no longer supplied to the component.






33. What are the 6 form factors of motherboards?






34. level three cache is located on _________.






35. What is Virtual RAM?






36. QXGA is ____x____






37. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA






38. Surge






39. What is a Blackout?






40. How many pins is a DDR2 DIMM?






41. What does ECC do?






42. 10Base-2 Ethernet uses this cable.






43. How many pins is a SODIMM DDR2 DIMM?






44. Both Parity and _______ decrease efficiency - but increase reliability in RAM.






45. An example of a device that uses a high-density (three-row) DB-15 connector.






46. CPUs: What is RISC?






47. 10Base-5 Ethernet and game ports use this cable






48. SVGA is ____ x_____






49. What is the formal name of the 'headphone jack'?






50. Parity is used in some _____________ - hard drives - and RAM.