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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 computer display that uses liquid crystal or plasma technology and does not require the bulk of a large picture tube. The screen enclosure can be as thin as one to two inches.






2. Aka ATA Packet Interface.






3. In computer networking - a network located between a private network and the Internet with a firewall on both sides. A DMZ contains servers offering services to users on the Internet and inside the protected private network.






4. The Institute of Electrical and Electronics Engineers - an international nonprofit organization that sets standards as part of its charter.






5. 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.






6. In Disk Management - the status given to a dynamic disk that has not had its configuration information (stored on the disk) imported into Windows. This status occurs when a dynamic disk is moved to a different Windows computer or when a dynamic disk






7. Storage media that is removable - meaning the drive stays in place - while the media (disk - disc - or tape) is removed and replaced with another disk - disc - or tape.






8. Aka motherboard.






9. Also called mirroring - this RAID array type provides fault tolerance because all the data is written identically to the two drives in the mirrored set.






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






11. A type of printer that uses solid - rather than liquid - ink.






12. A power supply that converts between alternating current and direct current.






13. Aka Address Resolution Protocol.






14. Aka emergency repair disk.






15. A set of standards for imaging devices - such as scanners and cameras - that is used in drivers and other software for these devices.






16. A file used with a scripted unattended installation along with an answer file. The UDF file provides settings that are unique for each computer.






17. When a mount point exists between a partition or volume to a folder on another volume - the drive path is the path (including a drive letter) to that partition or volume.






18. Aka electromagnetic pulse.






19. A RAID array in which every time data is written to disk - a portion (block) is written to each disk in turn - creating a "stripe" of data across the member disks. RAID 0 uses the total disk space in the array for storage - without protecting the dat






20. Aka central processing unit.






21. A chip that works with a serial port - converting outgoing data from parallel to serial and incoming data from serial to parallel.






22. Aka read-only memory.






23. Aka digital subscriber line.






24. A connector that is slightly larger than an RJ-11 connector and contains eight wires. RJ-45 connectors most commonly attach twisted-pair cables to Ethernet network cards.






25. One or more chips in a computer's chipset that controls communications between the CPU and RAM on the motherboard.






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






27. A card that fits into the PC Card interface - including both PC Card and CardBus cards. This type measures 85.6 millimeters long by 54 millimeters wide and measures 10.5 mm thick.






28. Signals broadcast through the air.






29. A method for allocating disk space on hard disks in which configuration information for each dynamic disk is located on the disk space beyond the first physical sector. This configuration information is stored outside of any volume on the hard disk.






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






31. A small expansion card introduced in the late 1990s that plugs into a special slot on a motherboard and uses the CPU to perform modem functions and sound functions. It is not plug and play compatible.






32. 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").






33. 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.






34. 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.






35. A server that manages DNS names.






36. Aka Point-to-Point Tunneling Protocol.






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






38. 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






39. Aka virtual file allocation table.






40. Aka second-level domain.






41. A device used with a laptop. The port replicator remains on the desktop with external devices connected to ports on it. A laptop then needs only one connection to the port replicator to have access to the peripherals.






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






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






44. In the FAT file system - the top-level directory in which the operating system stores information about files - including a reference to the FAT table so it knows where to find the file's contents on disk. The NTFS file system also has a root - or to






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






46. Cabling that contains a single copper wire surrounded by several layers of insulating plastic and a woven wire sheath that provides protection.






47. A file used by Windows for virtual memory. Also called the swap file. The actual filename in Windows is PAGEFILE.SYS.






48. A communication service provided over a telecommunications network or computer network. A VC logically resembles a circuit while passing over a complex routed or switched network - such as the phone company's frame relay network.






49. A subprotocol of IP that detects and reports problems that can cause errors.






50. The "activity" status light on a NIC that indicates data is being transmitted.







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