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






2. What is a Sag?






3. 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.






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






5. An example of firmware.






6. Printers






7. Networking is a specialized form of input and output that entails using media (cable) and devices (routers - switches) to link multiple computers into an interconnected unit.






8. What does ECC do?






9. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives






10. LGA stands for ______.






11. External modems most commonly connect to this port.






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






13. Ethernet network






14. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing






15. 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.






16. PGA stands for






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

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






19. Multiple core allow the PC to simultaneously process multiple ______.

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20. CPUs: What is RISC?






21. What is Virtual RAM?






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






23. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive






24. Serial mouse or external modem






25. The actual speed of the CPU is governed by a _______ setting called the clock rate.






26. Internal modem or telephone






27. 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.






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






29. SCSI code is set by a 4 things - what are they?






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






31. Software that has been permanently placed in a hardware component. An example is a BIOS chip.






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






33. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.






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






35. BIOS allows you to do 4 things - what are they?






36. How many pins is a SODIMM DDR DIMM?






37. Serial ports have this many pins.






38. How many pins is a DDR DIMM?






39. level three cache is located on _________.






40. Number of Pins for Drives: 2. SCSI






41. Level two cache is located on _______.






42. CPUS: What is CISC?






43. What does SODIMM stand for?






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






45. What is VRAM used for?






46. What is a Blackout?






47. What does RIMM stand for?






48. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE






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






50. What is a Brownout?