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. Aka distributed denial of service attack.






2. Aka thumb drive.






3. Aka access control entry.






4. A RAM standard that replaces the original DDR2 standard and requires far less power - while providing almost twice the bandwidth. A stick of DDR3 SDRAM has 240 pins - but is keyed so it will not fit into a socket designed for DDR2. DDR3 SO-DIMMs have






5. A device - usually resembling a power strip - that protects equipment from power surges.






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






7. Aka Microsoft Management Console.






8. The difference in value between a display's brightest white and darkest black. Modern LCD displays have a contrast ratio of 500:1 or greater.






9. Used to represent the chrominance signal in S-Video.






10. Aka double-data rate (DDR) SDRAM.






11. 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.






12. A device used to scan smart cards.






13. 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.






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






15. A power supply and motherboard feature that allows software to turn off a computer rather than only using a physical switch.






16. A connection over a wide area network.






17. A virtual communication circuit that is created and remains available between two endpoints - which are normally some form of data terminal equipment (DTE). Telecommunications companies provide PVC service to companies requiring a dedicated circuit b






18. Aka top-level domain.






19. 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.






20. A hard drive interface that transfers data in parallel. EIDE and ATAPI drives attach to the PATA interface.






21. A TPM is a special microchip - installed on a motherboard - that stores passwords - keys - and digital certificates. Various services - such as BitLocker can store such security data in this chip.






22. Aka zero insertion force (ZIF) socket.






23. A depressed area on an optical disc that is alternated with raised areas to be interpreted as data.






24. A partition type on a basic disk that can have only one logical drive assigned to it encompassing the entire partition. This partition type is also the only type of partition on a basic disk that can be marked as active for booting up an operating sy






25. A drive on a computer that can play music CDs and read data CDs - but cannot write to CDs.






26. Aka second-level domain.






27. Super XGA - a video graphics mode with a maximum resolution of 1280






28. The sudden and uncontrolled movement of electricity from an object with a greater charge to one with a lesser charge. Also called static electricity.






29. A firewall service that inspects (or filters) each packet that enters or leaves the network - applying a set of security rules defined by a network administrator - and not allowing packets that fail inspection to pass between networks.






30. Not revealing information about someone that would be harmful to or embarrass him or her.






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






32. Microsoft's product activation program.






33. Aka double-data rate (DDR) SDRAM.






34. The original digital versatile disc (DVD) encoding format used for movies sold at retail.






35. Aka electromagnetic pulse.






36. Aka peripheral component interconnect.






37. A connection point on a device or computer - sometimes called a socket.






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






39. BIOS that can be electronically upgraded.






40. Memory that does not require power to keep stored data intact. Also called flash memory.






41. Aka Internet Message Access Protocol (IMAP).






42. In regard to Windows operating systems - a version of Windows that is designed to work with a certain manufacturer's equipment.






43. A mat that provides a path to ground for a static charge and is designed for the desktop or floor of a workspace. One placed on the workbench reduces the risk of electrostatic discharge for components placed on it - while one placed on the floor prov






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






45. 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






46. A device installed at the end of a SCSI chain to absorb signals so they do not bounce back along the cable.






47. The connecting point of a mounted drive to a folder on an NTFS volume.






48. A cooling fan mounted directly on the case - as opposed to a power supply fan - which is inside the power supply.






49. The amount of time it takes a packet to travel from one point to another.






50. A Windows Advanced Options menu choice used to send debugging information about the Windows startup over a serial cable to another computer running a special program called a debugger.