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. In the domain name system - a first-level domain - which is a suffix added to a registered domain name and separated from the domain name with a "dot" (.). Among the TLDs are .com - .gov - .edu - .org - .mil - .net - .biz - many two-lettered country






2. Pertaining to a DVD drive or disc that can store data in a single layer of pits on each data side.






3. In reference to the Windows operating systems - one that can utilize up to 4 GB of address space.






4. A device that records video content to disk.






5. A type of switched network used by phone companies.






6. The signal in a television transmission that contains the brightness of the image.






7. A finite set of resources controlled by the operating system and critical to the use of all computer components.






8. Aka motherboard.






9. A program file or some special data file that is part of the operating system and is very important to proper operation of the OS.






10. The hardware architecture - including the CPU - BIOS - and chipset.






11. A printer that creates printed output line by line.






12. A video signaling method in which analog video information is transmitted as two or more discrete signals. Two general types of component video are RGB Video and S-Video.






13. In the Windows registry - a folder that may contain one or more sets of settings as well as other keys.






14. A technology developed in the 1980s for storing data. Variations of this format are in use today.






15. In a laser printer - the lamp that heats the fusing rollers.






16. A security account that exists in a local security accounts database.






17. Aka New Low-profile eXtended.






18. The order in which the BIOS will search devices for an operating system to start.






19. Aka Advanced Micro Devices.






20. Any type of computer that you can easily transport and that contains an all-in-one component layout.






21. 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.






22. In router configuration - a term that is used to describe traffic that is allowed - as in allowing traffic using a certain port number through the router.






23. The process of informing the software manufacturer who the official owner or user of the product is - and providing contact information such as name - address - company - phone number - e-mail address - and so on - about them. Registration is usually






24. Aka top-level domain.






25. A command-line utility - installed with the TCP/IP protocol suite - that is used to troubleshoot DNS problems by querying DNS name servers and displaying the results of the queries.






26. Aka Secure Digital (SD) Card.






27. The type of connector used in the ExpressCard interface.






28. An exact duplicate of an entire hard drive's contents - including the OS and all installed software.






29. A DVI mode that supports digital video signals and is partially compatible with HDMI. Aka also digital video interface and High-Definition Multimedia Interface.






30. Memory chips that provide much slower access than SRAM chips but that can store several megabytes of data on a single chip (or hundreds of megabytes - or even gigabytes - when they are packaged together on a "stick").






31. Aka channel service unit.






32. In a laptop - a compartment that holds a single media device that is switchable with another.






33. A type of arithmetic logic unit (ALU) that is used to perform specialized functions - such as division and large decimal number operations. Also called a math coprocessor.






34. Introduced in 1993 - the most common expansion bus architecture in PCs in the mid 1990s. It transfers data in parallel over a data bus that is either 32- or 64-bits wide.






35. Aka antistatic mat.






36. An Advanced Options choice that will temporarily disable the Automatically Restart option on the Advanced page of System Properties.






37. The wireless nodes (including the WAP) communicating together in infrastructure mode.






38. Software that runs on the computers in a network and that receives services from servers.






39. One of the two prevailing CPU manufacturers.






40. 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.






41. A popular inkjet printer developed by Canon.






42. Fiber-optic cable in which multiple light waves can pass simultaneously. Usually larger in diameter than single-mode fiber; and each wave uses a certain portion of the fiber cable for transmission.






43. The act of safely installing/uninstalling or attaching/removing a device while a computer is up and running.






44. Aka plain-old telephone service.






45. An adapter used to connect a computer or other device to a network medium.






46. A network device that is used to extend the range of a network by taking the signals received on a port from one network and regenerating (repeating) those signals to another port to transmit them on a second network.






47. A CPU power-saving mode that allows a CPU to reduce its speed without losing its place so it does not stop working altogether. SMM also allows the CPU to trigger power saving in other components.






48. In reference to IDE PATA drives - the slave drive on the first channel.






49. The location where a cable attaches to a computer. Alternatively - a connector on a motherboard for memory - CPUs - power - or other circuitry.






50. A double-sided - single-layer digital versatile disc (DVD) that stores 9.4 GB of data - or over four hours of video.