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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 method of memory error-checking that is more sophisticated than parity checking. Like parity checking - it adds an extra bit per byte. In addition - software in the system memory controller uses an algorithm to both detect and correct errors.






2. The sudden and uncontrolled movement of electricity from an object with a greater charge to one with a lesser charge. Also called static electricity.






3. A command-line command - installed with the TCP/IP protocol suite - which provides statistical information about the TCP/IP protocols and network connections involving your computer - depending on the switches you use when you enter the command.






4. A service on a laptop that configures a card after socket services has recognized it.






5. Aka systray.






6. Aka central processing unit.






7. A riser card that is similar to audio modem riser (AMR) except that it is plug and play-compatible and supports LANs in addition to audio - modem - and sound.






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






9. An expansion bus architecture that uses serial communications rather than the parallel communications of PCI. Also called PCI Express and PCI-E.






10. The act of moving through a neighborhood in a vehicle or on foot - using either a laptop equipped with Wi-Fi wireless network capability or a simple Wi-Fi sensor available for a few dollars from many sources. War drivers are searching for open hotspo






11. Aka complementary metal-oxide semiconductor.






12. A device - usually resembling a power strip - that protects equipment from power surges.






13. The fine copper lines that are the electronic circuits through which power - data - and control signals travel on a circuit board.






14. In Windows - an Advanced Options menu choice that will start Windows without the Windows GUI (EXPLORER.EXE) and with only a simple Command Prompt window from which you can launch Windows administrative utilities.






15. Aka Advanced Micro Devices.






16. 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.






17. A hardware device or a program that monitors and records a user's every keystroke - usually without the user's knowledge.






18. Aka External Serial ATA.






19. A word used to describe memory that cannot work without a steady supply of power.






20. A utility that provides remote terminal emulation for connecting to computers and network devices running server software that can respond - without needing to be concerned with the actual operating system running on either system.






21. Aka ATA Packet Interface.






22. A command-line utility installed on a Windows computer with the TCP/IP protocol suite; it's used to view the IP configuration of a network connection and to perform certain administrative tasks.






23. Aka hacker.






24. A circuit on a motherboard through which incoming power passes. Several voltage regulators maintain a steady voltage as demand goes up and down - with one or more voltage regulators for the various voltages required (5 volts - 12 volts - 3.3 volts -






25. Aka secure socket layer.






26. Aka logical block address.






27. An optional toolbar you can add to the taskbar just to the right of the Start button. Shortcuts on this bar launch with a single-click.






28. A type of display device that includes a touch-sensitive face to accept input from the user.






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






30. Aka Video Electronics Standards Organization.






31. In Windows Vista and Windows 7 - an Advanced Options menu choice that starts Windows normally - except that the video mode is changed to the lowest resolution - using the currently installed video driver. This option does not switch to the basic Wind






32. The amount of time it takes a packet to travel from one point to another.






33. Aka Advanced Communications Riser.






34. An obsolete video standard introduced with IBM PS/2 computers in the late 1980s. VGA had a maximum resolution of 720






35. Aka liquid crystal display.






36. A software fix for a single problem.






37. Aka Small Computer System Interface.






38. An input device that uses a stylus. Available as an external device - it uses touch screen technology and is usually at least the size of a sheet of paper. Also called a digitizer.






39. Aka thermal compound.






40. A server that manages DNS names.






41. A pen-sized tool that has a plunger at one end. When pressed - the plunger causes small - hooked prongs to extend from the other end of the tool for retrieving dropped objects from inside a computer.






42. A Windows Advanced Options menu choice that restores a group of registry keys containing system settings such as services and drivers. These are the last settings that worked - and you have only a narrow window of opportunity to use Last Known Good






43. A protocol that allows routers to update their list of routes dynamically. RIP dates to the 1980s and is considered obsolete; even though - it has been updated a few times and is still supported by most routers.






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






45. A data encryption technology used for securing data transmitted over the Internet. TLS succeeded SSL.






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






47. A handheld device used to measure electrical resistance - voltage - and/or current.






48. The chunks into which the TCP protocol packages data. In addition to the data - each datagram contains information - stored in a header - which is used by the TCP protocol on the receiving end to reassemble the chunks of data into the original messag






49. On a motherboard - the type and location of components - as well as the size of the board itself.






50. A measurement of the pressure of electrons - the electromotive force. It is calculated by the formula volts = watts / amps.







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