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 digital display interface standard developed by the Video Electronics Standards Association that supports both video and audio signals - contains HDCP copy protection - and is unique because it is royalty-free to manufacturers.






2. Aka nickel-cadmium.






3. Aka musical instrument digital interface.






4. A storage type in Windows that uses the partition table in the master boot record (MBR) to define disk partitions.






5. Slang for motherboard.






6. Aka demilitarized zone.






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






8. A key on a laptop that is combined with the FN key to toggle the laptop's speaker on and off. The SPEAKER ON/OFF key is usually one of the standard function keys - such as F3 - that displays a speaker symbol.






9. A portable computer small enough to fit in your hand - also referred to as a "palmtop" computer. Because it is so small - a PDA does not have the functionality of a laptop or desktop computer. In other words - a typical PDA allows you to perform only






10. A KVM switch that uses software and special keyboard commands to switch among controlled computers. Also called anactive KVM switch.






11. A power supply that only accepts one input power voltage.






12. The proportion between an image's width and height. Traditional CRT monitors have an aspect ratio of 4:3. Widescreen displays have an aspect ratio of 16:9.






13. A type of motherboard and its variants most commonly used in recent PC systems.






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






15. A device that uses a measurement of a body part - such as a fingerprint or retina scan.






16. Aka Internet service provider.






17. A wireless network standard that uses the 5 GHz band.






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






19. A Windows service designed to allow a user to invite someone to help troubleshoot a problem.






20. The hardware address of a network device - also called the Ethernet address (on Ethernet devices) or NIC address.






21. A RAM module designed for subcompact and laptop computers. It is half the size of a SoDIMM module.






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






23. A virus that gains access to a computer by masquerading as a harmless program that a user innocently installs on the computer.






24. Aka asynchronous transfer mode.






25. Aka System Information.






26. A sleep mode that is available on any computer that supports ACPI power management. It conserves power while saving the desktop in RAM memory in a work state. To resume - you simply press the power button - and the desktop is quickly displayed.






27. A cooling fan located on a CPU.






28. Aka antistatic mat.






29. Aka Automatic Private IP Address.






30. Signals broadcast through the air.






31. Aka thermal compound.






32. 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.






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






34. A wireless data encryption standard based on the IEEE 802.11i security standard. It issues keys per-user and per-session and includes encryption key integrity checking. It uses Temporal Key Integrity Protocol (TKIP).






35. An interface standard for use with DVD players - digital television (DTV) players - set-top cable or satellite service boxes - and other devices. It combines audio and video signals into an uncompressed signal and has a bandwidth of up to 5 GB/second






36. 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.






37. A connector that contains two to four wires and usually attaches phone cables to modems and to wall-mounted phone jacks.






38. An LCD display characteristic that indicates the amount of time in milliseconds (ms) it takes for a single pixel to go from the active to the inactive state and back again.






39. A 9-pin D-shell connector.






40. A table on each file and folder in the NTFS file system that contains one or more access control entries.






41. Aka central processing unit.






42. A CRT video setting - also known as vertical hold - that holds the image vertically on the screen.






43. The act of covertly obtaining information broadcast from wireless devices using the Bluetooth standard.






44. 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.






45. Aka Video Electronics Standards Organization.






46. A category of adapter card that accepts and records video signals to a PC's hard drive. A TV tuner card is a type of capture card.






47. 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.






48. A computer's temporary working space - usually in DRAM chips.






49. An early PC hard drive interface.






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