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 type of DSL service in which the download speed is higher than the upload speed.






2. A process applied to digitally signed code to unencrypt the signature data and use the information to verify the program code was not modified since the signature was added.






3. A type of printer that uses a film coated with colored wax that melts onto paper. These printers are similar to dye-sublimation printers but differ in two major ways: the film contains wax rather than dye - and these printers do not require special p






4. 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.






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






6. Aka asynchronous transfer mode.






7. A small device containing a microchip used to generate unique passwords for logging on to a computer or a network.






8. The smallest laptop type - weighing less than 3 pounds. Aka also netbook and mini-notebook.






9. Aka low-voltage differential signaling (LVDS).






10. The type of electrical current delivered by a battery in which the electrons flow in only one direction.






11. Aka IEEE 1394.






12. In the laser printing process - the stage in which the printer's high-voltage power supply (HVPS) conducts electricity to the primary corona wire so it can pass the voltage on to the printer's electro-photosensitive drum.






13. In telecommunications - a technique that combines multiple messages or signals onto a single transmission channel.






14. One of many low-level instructions built into the control unit of a CPU. Also called a microprogram.






15. A communications system - owned and operated by the telephone companies - that multiplexes voice and data signals onto digital transmission line.






16. A wireless network standard that uses the 2.4 GHz band at a speed of up to 10 Mbps.






17. A generic reference to a PC's serial communications port - in which the x represents the port number.






18. In a laser printer - a metal drum with an electro-photosensitive coating to which a charge can be applied by a laser beam.






19. A popular inkjet printer developed by Canon.






20. A group of wires used to identify addresses in main system memory in a computer. The number of wires in an address bus is called the width of the bus and determines the number of unique memory locations that can be addressed using binary math with th






21. A type of solid-state storage that is commonly used in a variety of devices - such as digital cameras.






22. Aka digital linear tape.






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






24. Aka pin grid array.






25. Aka Ethernet.






26. A device that takes video output and projects it onto a screen for viewing by a larger audience.






27. Traditionally - this term only applied to the type of device described in the definition for analog modem. Now - it is also used for the digital devices in DSL and cable data communications.






28. Pertaining to a DVD drive and disc that can store data in two pitted layers on each data side - with each layer having a different reflectivity index.






29. A network that covers a metropolitan area - usually using high-speed fiber-optic cable (operating in the gigabits-per-second range).






30. An arrangement of pins on a processor in which the pins are offset in a way that allows for a higher pin density than PGA.






31. Digital versatile disc (DVD) discs that can be written to - but data cannot be overwritten. This standard is newer than DVD-R. This term also refers to the drives that can write to these discs.






32. The process of informing the software manufacturer who the official owner or user of the product is - and providing contact information such as name - address - company - phone number - e-mail address - and so on - about them. Registration is usually






33. An Advanced Options menu choice that creates a log of the Windows startup in a file named NTBTLOG.TXT and saved in thesystemroot folder (normally C:Windows).






34. A method used by several software manufacturers to combat software piracy. The formal name for Microsoft's activation is Microsoft Product Activation (MPA).






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






36. In the laser printing process - this is the step in which the cover on the printer's toner cartridge is opened and the toner particles are attracted to the relatively less negatively charged areas of the drum.






37. The graphical Internet consisting of a vast array of documents located on millions of specialized servers worldwide. The documents are created using HTML and other specialized languages - and transferred from servers to client computers using HTTP an






38. A technology used by hard drives to speed up data transfers by using DMA channels.






39. The portion of the chipset that controls communications between the CPU and system RAM.






40. Aka nickel-cadmium.






41. Light waves in the infrared spectrum.






42. Aka alternating current.






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






44. A large burst of electromagnetic energy - as from a nuclear explosion - that has the potential to damage communications and power lines within a large geographic area - depending on the size and location of the pulse.






45. Personal System/2 - as in PS/2-style mice and keyboards and connectors. Also called mini-DIN connectors.






46. A set of behaviors including active listening and active speaking that shows you are fully engaged in the conversation and encourages the other person to also communicate in a positive manner.






47. In a Microsoft Windows network - an administrative organization with a centralized security accounts database maintained on one or more special servers called domain controllers. This centralized database contains accounts for users - groups - and co






48. 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.






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






50. In a CPU - special memory that resides outside the CPU's core and is used to temporarily store instructions and data in order to increase the processing speed. Also called Level 2 (L2) cache and Level 3 (L3) cache - depending on the design of the CPU