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 user interface that takes advantage of the video system's graphics capabilities for manipulated graphic elements that represent objects and tasks.






2. A number that identifies a device on a SCSI chain.






3. Aka master boot record.






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






5. A process that runs "behind the scenes" with a low priority - does not require input - and rarely creates output.






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






7. A CRT video setting - also known as the vertical refresh rate - that controls the rate per second at which an image appears on the tube.






8. The act of writing to two disk drives at the same time - creating identical drives.






9. The redirection of incoming traffic to the requesting internal hosts that initiated the communication with an external host.






10. An LCD display characteristic that indicates the amount of time in milliseconds (ms) it takes for a single pixel to go from the active to the inactive state and back again.






11. A screen device for video output. Also called a monitor.






12. A database of all configuration settings in Windows.






13. Any writable mass storage device - removable or fixed in place.






14. A variation of the PGA CPU packaging that was used with Pentium CPUs.






15. Aka floating-point unit.






16. Aka dual inline memory module (DIMM).






17. A generic reference to a PC's serial communications port - in which the x represents the port number.






18. Aka network interface card.






19. An organization that creates specifications for infrared wireless communication.






20. A network protocol suite originally developed for the Internet; it has been mostly adopted on private networks.






21. A display device that uses liquid crystals to display images.






22. Aka error-correcting code.






23. [1] On computer circuit boards - a very tiny slide that indicates two states.. [2] In a network - a network device - much like a hub - except that a switch takes an incoming signal and sends it to only the destination port - avoiding collisions and m






24. Aka Secure Digital (SD) Card.






25. The former name of the Parallel AT Attachment (PATA) interface standard.






26. A wireless network standard that uses the 2.4 GHz band at a speed of up to 10 Mbps.






27. A CPU technology that allows two threads to execute at the same time within a single execution core. This technology is considered to be partially parallel execution. Intel introduced it in the Pentium 4 Xeon CPU. Also known as simultaneous multithre






28. A program that blocks browser pop-ups.






29. Sony-Philips digital interface format






30. In Windows XP - this replaces the Emergency Repair process of Windows NT and Windows 2000. ASR is available from the Windows Backup program (NTBACKUP.EXE).






31. A device that uses a measurement of a body part - such as a fingerprint or retina scan.






32. Aka RAID 5.






33. A popular inkjet printer developed by Canon.






34. Encrypted data placed in a file to guard against tampering.






35. An early international standard for sending voice and data over digital telephone wires. ISDN uses existing telephone circuits or higher-speed conditioned lines to get speeds of either 64 Kbps or 128 Kbps. ISDN lines also have the ability to carry vo






36. A drive interface for EIDE drives that transfers data serially at speeds between 150 MBps and 300 MBps and 6 Gbps - depending on the version of the standard.






37. Aka lithium-ion (Li-ion) battery.






38. A motherboard form factor introduced in 2003 by Intel as the successor to ATX.






39. A Windows utility that allows you to create tasks that run automatically at the times you select.






40. Software instructions stored in ROM chips. It exists on most PC components and on the motherboard.






41. Operating system interface settings - such as the language used and the date - time - and currency formats.






42. In power supplies - the amount of wattage the power supply can handle.






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






44. A memory error-checking method in which the parity bit is used to ensure that the total number of 1s in the data stream is odd.






45. A group of features in the system BIOS - the chipset - the operating system - device drivers - and the individual components that enable efficient use of power in a computer.






46. Aka double-data rate (DDR) SDRAM.






47. Aka boot record.






48. In a CPU - special memory that resides outside the CPU's core and is used to temporarily store instructions and data in order to increase the processing speed. Also called Level 2 (L2) cache and Level 3 (L3) cache - depending on the design of the CPU






49. A grouping of wires built into a PC that - based on certain protocols - transfers data - control signals - and power to printed circuit boards (adapter cards) that are plugged into connectors in the expansion bus. Technicians often use the termsexpan






50. Aka Universal Serial Bus.