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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 portion of a computer's chipset that controls communications between the CPU and such I/O busses as USB - IDE - PS2 - SATA - and others.






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






3. A value assigned to a process that controls the order in which the program code is executed in relation to other code.






4. Aka High-Definition Multimedia Interface.






5. 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.






6. DRAM that runs at the speed of the system bus (up to 100-133 MHz).






7. A practice begun in Windows 2000 in which all of the operating system code is digitally signed to show that it has not been tampered with.






8. A power-usage level.






9. The memory space - program code - data - and system resources required by a running program.






10. Aka interrupt request line.






11. 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.






12. A device that converts DC current to AC. An inverter is required in a laptop to provide the AC current required by the display.






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






14. 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.






15. 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.






16. A set of rules and practices describing how an organization protects and manages sensitive information. A security policy applies to all employees.






17. A name used by the Windows operating systems to identify any parallel port.






18. A DVD of any type that can store data on both sides of the disc.






19. Aka optical character recognition.






20. The read-only DVD discs sold at retail stores - containing video or software and having a maximum capacity of 15.9 GB of data. This term also applies to the drives that can only read DVDs.






21. An interconnected network. The Internet is the largest example.






22. Synchronous graphics random access memory is a type of RAM used on video adapters.






23. Wide-ultra-extended graphics array






24. Authentication is validation of a user account and password that occurs before the security components of Windows will give the user access to the computer.






25. Aka Internet Control Message Protocol.






26. Aka emergency repair disk.






27. A CPU technology that allows two threads to execute at the same time within a single execution core. This technology is considered to be partially parallel execution. Intel introduced it in the Pentium 4 Xeon CPU. Also known as simultaneous multithre






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






29. A process that places the logical structure of a file system on a partitioned volume.






30. 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.






31. 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.






32. A multi-GPU solution developed by ATI.






33. One of the main protocols of the TCP/IP protocol suite - IP manages logical addressing of network packets so routing protocols can route the packets over the network.






34. Aka denial of service (DoS) attack.






35. A registry key that exists within another key.






36. Signals broadcast through the air.






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






38. An adapter card used to run a special diagnostic test on a computer as it is powering up. These tests usually go beyond those performed by the system BIOS-based POST.






39. Aka Extended Video Graphics Array.






40. Aka lit pixel.






41. Aka alternating current.






42. A processor on a graphics adapter used to render graphics images for the display - saving the CPU for other functions.






43. Fiber-optic cable that allows only a single light wave to pass down the cable.






44. A special-purpose computer designed for a certain task and installed within a device.






45. A laptop is a small - easily transported computer - generally weighing less than 7 pounds and with roughly the same dimensions as a 1- to 2-inch-thick stack of magazines. Laptops computers have an all-in-one layout in which the keyboard - and often t






46. A type of riser card that connects directly into a motherboard and adds no additional functionality of its own - but extends the expansion bus and allows expansion cards to be added in a different physical orientation.






47. Aka pin grid array.






48. A computer (or dedicated device) that sits between a private network and an untrusted network and examines all traffic in and out of the network it is protecting. It will block any traffic it recognizes as a potential threat - using a variety of tech






49. 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.






50. A small group of computers communicating wirelessly with one another without the use of a centralized wireless access point (WAP).







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