Test your basic knowledge |

Comptia A + Certification

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 group of wires used to identify addresses in main system memory in a computer. The number of wires in an address bus is called the width of the bus and determines the number of unique memory locations that can be addressed using binary math with th






2. The code used to provide multiple language support to Windows.






3. A group of networking standards created by the IEEE 802.3 subcommittee.






4. A file system used by operating systems for organizing - reading - and writing optical discs.






5. A double-sided - double-layer digital versatile disc (DVD) that stores 17.08 GB of data - or over eight hours of video.






6. One of many low-level instructions built into the control unit of a CPU. Also called a microprogram.






7. Aka virtual circuit.






8. Aka time to live.






9. Aka microcode.






10. Aka super video graphics array.






11. This GUI utility will display a system summary of the hardware - operating system - and other software.






12. Aka front side bus.






13. A CRT video setting - also known at horizontal hold - that holds the image horizontally on the screen.






14. A set of technologies that allow voice transmission over an IP network






15. A shared folder on a distribution server containing the source files for a remote installation.






16. Aka display power-management signaling.






17. A type of memory checking in which every eight-bit byte of data is accompanied by a ninth bit (the parity bit) - which is used to determine the presence of errors in the data. The two types of parity are odd and even.






18. An early method for addressing the disparity between the drive geometry supported by PC BIOSs and the physical geometry of drives.






19. Digital versatile disc (DVD) discs that can be written to - but data cannot be overwritten. This standard is newer than DVD-R. This term also refers to the drives that can write to these discs.






20. Aka communication network riser.






21. Aka serial ATA.






22. A compartment in a portable computer's case that holds a single media device that can be swapped with another. For instance - you may swap an optical drive - a secondary hard drive - or a floppy drive into and out of a single bay.






23. A DVI mode that supports both analog and digital video signals.






24. A remote KVM switch that uses either Cat 5 or USB cabling. The distance it can be from the computers it controls is a function of the length limits of the cabling; it normally uses a proprietary protocol and special hardware.






25. Aka file allocation table.






26. Aka video graphics array.






27. A WAN connection that uses an analog modem rather than a network card and uses standard phone cables rather than network cables.






28. An address that a DHCP client will assign to itself after requesting an address and failing to receive one from a DHCP server. The address it will assign is in the 169.254 /16 network - which is the range of addresses from 169.254.0.1 to 169.254.255.






29. A service of the operating system on a laptop that detects when a card has been inserted.






30. A standardized document that contains general information - ingredients - and fire and explosion warnings as well as health - disposal - and safe transportation information about a particular product. Any manufacturer that sells a potentially hazardo






31. A specialized type of scanner that reads bar codes - which are patterns of bars of varying widths printed on labels or directly on items. The bar pattern is converted into a numeric code that is transmitted to a computer as data.






32. A device used to scan smart cards.






33. Synchronous graphics random access memory is a type of RAM used on video adapters.






34. A measurement of the volume of electrons - also called current. It is calculated with the formula amps = watts / volts.






35. A method used by several software manufacturers to combat software piracy. The formal name for Microsoft's activation is Microsoft Product Activation (MPA).






36. Used to represent the chrominance signal in S-Video.






37. A drive used for reading from and writing to removable floppy disks. Also called FDD.






38. The moving of data from one storage device to another.






39. A group of schemes designed to provide either better performance or improved data reliability through redundancy.






40. A drive on a computer that can play music CDs and read data CDs - but cannot write to CDs.






41. A type of KVM switch that controls computers over a distance that is a function of the cabling and protocols it uses. The two types of switches are local remote KVM switch and KVM over IP.






42. An external serial bus standardized by the IEEE. Apple first developed it as FireWire. Other manufacturers call it i.link or Lynx. It can support up to 63 daisy-chained devices. Since the introduction of the faster update - IEEE 1394b - the original






43. The utility to use when doing a single data and settings transfer to a new Windows Vista computer from one running Windows XP or Windows Vista.






44. Aka liquid crystal display.






45. A video interface - also called Super Video - that transmits video using two signals






46. A laptop in which the display is an integrated digitizer.






47. A RAID array in which every time data is written to disk - a portion (block) is written to each disk in turn - creating a "stripe" of data across the member disks. RAID 0 uses the total disk space in the array for storage - without protecting the dat






48. In Microsoft Windows - NTFS permissions are used to specify and control which users and groups can access certain files and folders and what each user or group can do with them.






49. Super XGA - a video graphics mode with a maximum resolution of 1280






50. The difference in value between a display's brightest white and darkest black. Modern LCD displays have a contrast ratio of 500:1 or greater.