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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. Aka basic input/output system.






2. A parallel port mode in which the signals can be transmitted in both directions between the PC and parallel devices connected to the computer.






3. A network in which dedicated computers called servers store data and provide print services or other capabilities to computers running the appropriate client service or services.






4. Radio frequency interference. Radio signals that occur in proximity to equipment that is sensitive to these types of signals.






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






6. 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






7. Data communications over the cellular telecommunications networks.






8. Aka Advanced Technology.






9. A term used by Microsoft for a peer-to-peer network in which each computer can be either a client or a server or both.






10. A disk that uses basic storage - which means that it uses the partition table in the master boot record (MBR) to define disk partitions.






11. A memory module (stick) that installs into matching DIMM sockets found on many motherboards. The word "dual" refers to the separate pins or connections on both sides of the module and socket.






12. A technology for LCD displays in which transistors are positioned at each pixel.






13. The boot loader file in Windows 2000 and Windows XP. During the boot loader phase - NTLDR takes control of the system - switches the CPU to protected mode - starts the file system - and reads the BOOT.INI file.






14. Aka dynamic RAM.






15. A version of Windows XP that includes Windows Media Center - which supports advanced multimedia functions.






16. The information transfer protocol of the World Wide Web (WWW). Included in HTTP are the commands Web browsers use to request Web pages from Web servers and then display them on the screen of the local computer.






17. A term used for CPU packaging that indicates that a chip has columns and rows of pins.






18. An operating system that runs on a network server and provides file sharing and access to other resources - account management - authentication - and authorization services.






19. One of the two prevailing CPU manufacturers.






20. The traditional transmission system for television video signals - which combines the color and brightness information with the synchronization data into one signal. The TV circuitry then separates the two signals from the composite signal.






21. A bundle of patches or updates released periodically by a software publisher.






22. Electrically erasable programmable ROM. A ROM chip that is erasable using an electrical charge.






23. A protocol that allows two devices to connect - authenticate - and negotiate what protocols they will use (almost always TCP/IP).






24. An LCD display that uses a DB-15 connector - which means that it accepts analog signals that it converts to digital.






25. 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.






26. The black box that appears around an image - such as a widescreen video when it is displayed on a screen with a 4:3 aspect ratio.






27. An optical semiconductor used in small projectors and in rear-projection televisions.






28. Sony-Philips digital interface format






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






30. The high-definition optical disc formatting standard developed by the Blu-ray Disc Association whose members include Sony - 20th Century Fox - Dell - Hewlett-Packard - and many other industry leaders.






31. Two disk drives used for RAID 1 - in which data is written to both drives at the same time - a practice called mirroring.






32. An encryption technology introduced in Windows Vista Enterprise and Ultimate editions - Windows Server 2008 - and also in Windows 7 Ultimate and Enterprise editions. It encrypts the entire boot volume.






33. A communications system now used for data communications via satellite that usually uses microwave radio frequencies and requires a dish antenna - receiver - and transmitter.






34. A parallel port mode that has the same performance as ECP but is used with parallel devices other than printers and scanners.






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






36. The name used by the Windows operating systems to identify the first parallel port.






37. In the domain name system - a name that is registered under a top-level domain - such as mcgraw-hill.com or microsoft.com.






38. Dual inline package. A very tiny slide that indicates two states. Motherboard and other circuit cards often have one or more groupings of DIP switches for configuring options.






39. An area of the Windows taskbar used by programs and some hardware devices to display status icons. Also called thenotification area or system tray.






40. 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.






41. A type of solid-state storage that is portable - about the size of a flattened thumb - and usually has a USB interface. Also called a flash drive or jump drive.






42. An organization that created several PC standards - including the VGA connector.






43. Aka Dynamic Host Configuration Protocol.






44. Another name for a motherboard in a laptop.






45. A RAM standard that replaces the original DDR standard. Using far less power than DDR1 - a stick of DDR2 SDRAM has 240 pins.






46. Aka virtual circuit.






47. Device that stores digital data on magnetized media - such as floppy disks - the metal platters in hard disk drives - and magnetic tape media used in tape drives.






48. The Windows Vista and Windows 7 tool for gathering and viewing performance data involving memory - disks - processors - network - and other objectives.






49. The amount of data that can travel over a network at a given time.






50. A network connection over long distances - traditionally using phone lines or satellite communications.







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