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. Ultra extended graphics array - a video graphics mode with a maximum resolution of 1600






3. The area at the beginning of a disk formatted with the FAT file system. This area contains the boot record - FAT table - and root directory.






4. Aka World Wide Web.






5. A subprotocol of TCP/IP used for connectionless communications in which each packet is sent without establishing a connection.






6. A slide switch on the exterior of a PC power supply used to switch between two input voltages.






7. Aka arithmetic logic unit.






8. A security service in which authentication credentials are encrypted (user name and password) before transmission over a network.






9. A mark on a building created by a war driver to specify where a hotspot exists. People "in the know" look for these marks to identify hotspots for their use.






10. The practice of applying a digital signature to device driver code.






11. A modulator/demodulator device that allows computers to communicate with one another over existing phone lines.






12. An Advanced Options menu choice that creates a log of the Windows startup in a file named NTBTLOG.TXT and saved in thesystemroot folder (normally C:Windows).






13. Laser discs sold at retail stores that contain music (audio CDs) or software (data CDs).






14. A disc drive that uses laser technology to read and/or write to special discs.






15. In an operating system GUI - a tiny graphic representing an application - folder - disk - menu item - or other entity.






16. A component that you can install into a system onsite - such as memory modules - heat sinks - and CMOS batteries.






17. Aka access control list.






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






19. 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.






20. Aka Scalable Link Interface.






21. A single-pin RCA phone jack for transferring digital audio from CD and DVD players to amplifiers and speakers.






22. A printed circuit card that you add to the motherboard to enhance functionality. Also called an expansion card. Video adapters and network interface cards (NICs) are examples of adapter cards.






23. Aka dual inline memory module (DIMM).






24. A company in the business of providing Internet access to users.






25. Aka Post Office Protocol.






26. Aka paging file.






27. A network connection device that routes IP packets between networks.






28. The BIOS configuration settings - also called system settings - accessed via a special BIOS-based menu during system startup.






29. The digital versatile disc (DVD) encoding format used for data storage.






30. Aka communication network riser.






31. A specialized type of memory used only with video adapters.






32. A fiber-optic connector that resembles an RJ-45 network connector and is less expensive and easier to work with than ST or SC connectors.






33. A connector used to attach coaxial cables to computers and network equipment. Origin of the term may be "Bayonet-Neill-Concelman" or "British Naval Connector."






34. A password that meets certain criteria in order to be difficult to crack. One definition of a strong password is one that contains at least eight characters - includes a combination of letters - numbers - and other symbols ( _ - - - $ - and so on) an






35. Light emitting diode - a tiny bulb light found on many devices - often used to indicate operational status.






36. One or more lights (usually LEDs) on a device that indicate the device's operational status through the color of the light - by blinking or remaining steady or both.






37. Also called 1000Base-T - this networking standard supports speeds up to 1 Gbps.






38. Aka point-to-point protocol.






39. A Windows Advanced Options menu choice used to send debugging information about the Windows startup over a serial cable to another computer running a special program called a debugger.






40. Aka Encrypting File System (EFS).






41. A file format for movie DVDs.






42. An LCD technology based on thin-film transistor (TFT) technology. An active matrix display has a transistor at every pixel - which enables much quicker display changes than passive matrix displays and produces a display quality comparable to a CRT.






43. One or more chips designed to work closely with the CPU. Two parts of this chipset are the Northbridge and the Southbridge.






44. The format in which IP addresses are usually shown - with decimal numbers separated by "dots" as in 192.168.100.2.






45. In a Wi-Fi network - the networking mode that allows peer-to-peer communications without the use of a centralized wireless hub - called a wireless access point (WAP).






46. 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").






47. In a Microsoft Windows network - an administrative organization with a centralized security accounts database maintained on one or more special servers called domain controllers. This centralized database contains accounts for users - groups - and co






48. Aka thread.






49. In telecommunications - a technique that combines multiple messages or signals onto a single transmission channel.






50. The process of using an oscillating magnetic field to reduce and randomize the magnetic field that builds up on the shadow mask of a CRT monitor.