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. [1] A device that is the central connecting point of a LAN. A hub is little more than a multiport repeater taking incoming signals on one port and repeating them to all other ports. Ethernet hubs have been largely replaced by Ethernet switches.. [2]






2. The third version of the IEEE 1394 standard; it is a departure from the old standards in that it uses Category 5e twisted pair cable with RJ-45 connectors - combining Ethernet and FireWire.






3. A Windows program that launches Internet Explorer and connects to the Windows Update Website.






4. Aka synchronous dynamic RAM.






5. An Intel standard for starting up a computer over the network - without relying on a disk-based operating system. Used to install a new operating system or run diagnostics software.






6. Aka FAT file system.






7. A simple type of component video signal that sends three separate signals






8. 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.






9. A network service that handles the requests for Internet services - such as Web pages - files on an FTP server - and mail for a proxy client without exposing that client's IP address to the Internet. There is specific proxy server and client software






10. Aka Point-to-Point Tunneling Protocol.






11. In an access control list - a record containing just one user or group account name and the permissions assigned to that account.






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. Aka floating-point unit.






14. Aka microcode.






15. The utility to use when doing a single data and settings transfer to a new Windows Vista computer from one running Windows XP or Windows Vista.






16. Aka Fast Ethernet.






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






18. A utility in Windows NT for gathering and viewing performance data involving memory - disks - processors - network - and other objectives.






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






20. Aka New Low-profile eXtended.






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






22. A chip that retains system settings such as the time - keyboard settings - and boot sequence.






23. A fiber-optic connector that resembles an RJ-45 network connector and is less expensive and easier to work with than ST or SC connectors.






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






25. A network protocol suite originally developed for the Internet; it has been mostly adopted on private networks.






26. The displayable number of pixels - expressed as x and y numbers - such as 1024






27. An identifier assigned to a process when it starts.






28. A term used by Microsoft for a peer-to-peer network in which each computer can be either a client or a server or both.






29. A part of the NTFS file system used to store a transaction-based database - with all file accesses treated as transactions - and if a transaction is not complete - NTFS will roll back to the last successful transaction.






30. Aka American National Standards Institute.






31. Aka continuity RIMM.






32. Aka complementary metal-oxide semiconductor.






33. BIOS that can be electronically upgraded.






34. An obsolete video standard introduced with IBM PS/2 computers in the late 1980s. VGA had a maximum resolution of 720






35. A communications network made up of personal computing devices - such as computers - telephones - and personal digital assistants.






36. A wireless standard for using radio waves to communicate between devices. Class 3 Bluetooth devices (the most common) communicate at distances up to one meter.






37. A virus that is self-replicating.






38. Aka thermal compound.






39. Aka refresh rate.






40. A protocol used to resolve an IP address to a MAC address.






41. In the laser printing process - a wire that passes a small positive charge to paper as it travels through the printer. This positive charge attracts the negatively charged toner particles on the drum to the paper.






42. A RAM standard that replaces the original DDR standard. Using far less power than DDR1 - a stick of DDR2 SDRAM has 240 pins.






43. In reference to IDE PATA drives - the master drive on the first channel.






44. An organization that creates standards for laptop computer peripheral devices.






45. A type of printer that uses one of several technologies to apply wet ink to paper to create text or graphic printouts. The two most popular inkjet printer models are the InkJet - developed by Hewlett-Packard - and the Bubble Jet - developed by Canon.






46. Aka lit pixel.






47. In networking - the authorization to access a computer or resource on a computer. Specific permission levels include read - change - modify - etc.






48. The amount of data that can travel over a network at a given time.






49. The type of battery used in the first portable PCs - which was heavy and inefficient.






50. An interface on a PC that originally was unidirectional and operated at a speed of 150 KBps - but now has several operation modes.