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 disk type introduced with Windows 2000 that contains space allocated in volumes without the limits imposed on basic disks. On a dynamic disk - the number of volumes are unlimited - and a volume can extend to include available space on any hard disk






2. Aka expansion bus.






3. An LCD display that accepts a digital signal. Early LCD displays accepted an analog signal and converted it to digital internally.






4. 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.






5. 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.






6. Introduced in 1993 - the most common expansion bus architecture in PCs in the mid 1990s. It transfers data in parallel over a data bus that is either 32- or 64-bits wide.






7. 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






8. A square snap coupling for fiber-optic cable - about 2.5 mm wide - used for cable-to-cable connections or to connect cables to network devices. It latches with a push-pull action similar to audio and video jacks.






9. Local area networking using radio waves that includes several implementations based on the IEEE 802.11 group of standards.






10. Aka Simple Mail Transfer Protocol.






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






12. A device found in laptops that monitors and regulates power usage. The features vary by manufacturer - but typically - they provide short-circuit protection - give "low battery" warnings - and can be configured to shut down the computer automatically






13. Aka floating-point unit.






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






15. A network connection device that passes traffic between two networks - using the physical address (MAC address) of the destination device.






16. A Windows wizard that sets options for starting and running a specific old program that will not otherwise run properly in Windows.






17. Aka display power-management signaling.






18. A command-line utility - installed with the TCP/IP protocol suite - that is used to troubleshoot DNS problems by querying DNS name servers and displaying the results of the queries.






19. A double-sided - single-layer digital versatile disc (DVD) that stores 9.4 GB of data - or over four hours of video.






20. In Windows 2000 and Windows XP - an Advanced Options menu choice that starts Windows normally - except that video mode is changed to the lowest resolution - using the currently installed video driver. This option does not switch to the basic Windows






21. A new level of an operating system with major changes to the core components.






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






23. A computer circuit board that attaches to and controls SCSI devices.






24. Aka lit pixel.






25. Describes the VGA mode color setting that - although it can produce around 16 million different colors - can only display up to 256 different colors at a time.






26. Operating system interface settings - such as the language used and the date - time - and currency formats.






27. An early PC hard drive interface.






28. A solid-state storage standard for high-capacity (2 - 4 - and 8 GB) memory cards that are tiny






29. Aka S-Video.






30. A set of technologies that allow voice transmission over an IP network






31. A standard for interconnecting electronic musical instruments to communicate with computers and among themselves.






32. Aka interrupt request line.






33. An improved version of WPA that does not support older network cards and offers both secure authentication and data encryption. It uses EAP for a variety of authentication methods






34. 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.






35. A cooling system that uses liquid to transfer heat away from components.






36. A joke program that produces strange behavior - such as screen distortions - erratic cursor behavior - or strange icons to appear on the screen.






37. A unit of measurement of actual delivered power - calculated by the formula watts = volts






38. One or more chips designed to work closely with the CPU. Two parts of this chipset are the Northbridge and the Southbridge.






39. A CPU component that manages the CPU cache.






40. A protocol for securing data for transmission by encrypting it.






41. A circuit on a motherboard through which incoming power passes. Several voltage regulators maintain a steady voltage as demand goes up and down - with one or more voltage regulators for the various voltages required (5 volts - 12 volts - 3.3 volts -






42. A network connection device that routes IP packets between networks.






43. The delivery of electricity (as from a wall outlet) in which the flow of electrons reverses periodically and has alternating positive and negative values.






44. Aka external cache.






45. The Internet service that manages access to Internet domain names and the naming system it uses for computers and resources connected to the Internet or in a private network.






46. A dark spot on an LCD screen caused when a transistor is permanently off.






47. In the Windows GUI - a horizontal bar normally positioned across the bottom of the desktop containing a Start button - the Quick Launch toolbar - buttons for running programs - and at the far right - the notification area. Sometimes called the Start






48. A parallel interface standard that supports bidirectional communication and transfer rates of up to 2 MBps.






49. Software created to perform malicious acts. Also called malicious software.






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







Sorry!:) No result found.

Can you answer 50 questions in 15 minutes?


Let me suggest you:

Browse all subjects

Browse all tests

Most popular tests



Major Subjects

Tests & Exams


AP
CLEP
DSST
GRE
SAT
GMAT

Browse all subjects

Browse all tests

Most popular tests