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 wireless network standard that uses the 5 GHz band.






2. 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.






3. In the laser printer - the heated rollers that fuse the toner to the paper.






4. A set of standards for imaging devices - such as scanners and cameras - that is used in drivers and other software for these devices.






5. A scaled-down laptop in the ultra-portable category - designed for Internet access. Aka also ultra-portable and mini-notebook.






6. The specific requirements for the level of CPU - amount of memory - and size of the hard disk for the computer on which an operating system can be installed.






7. A single-pin RCA phone jack for transferring digital audio from CD and DVD players to amplifiers and speakers.






8. 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.






9. The appropriate responses that you make during a conversation.






10. Aka asynchronous transfer mode.






11. A DVI mode that supports both analog and digital video signals.






12. Two or more disks working together in one of the several RAID schemes.






13. The act of writing to two disk drives at the same time - creating identical drives.






14. A pixel that is permanently turned on - causing the pixel to show constantly as red - green - or blue. Also called a stuck pixel.






15. This occurs when someone collects personal information belonging to another person and uses that information to fraudulently make purchases - open new credit accounts - and even obtain new driver's licenses and other forms of identification in the vi






16. A password that meets certain criteria in order to be difficult to crack. One definition of a strong password is one that contains at least eight characters - includes a combination of letters - numbers - and other symbols ( _ - - - $ - and so on) an






17. An underlying protocol that supports Microsoft Remote Desktop.






18. The Windows Vista and Windows 7 tool for gathering and viewing performance data involving memory - disks - processors - network - and other objectives.






19. A T-1 multiplexer or a special LAN bridge that connects to the telephone company's channel service unit (CSU) - which encodes data for transmission over a T-carrier circuit.






20. Aka demilitarized zone.






21. A primary partition that is marked for use by the system during startup. Windows operating systems can only be booted from an active partition.






22. Aka musical instrument digital interface.






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






24. 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.






25. Aka Wi-Fi Protected Access (WPA).






26. Aka SCSI host adapter.






27. Aka External Serial ATA.






28. An LCD technology based on thin-film transistor (TFT) technology. An active matrix display has a transistor at every pixel - which enables much quicker display changes than passive matrix displays and produces a display quality comparable to a CRT.






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






30. 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).






31. 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.






32. A printer that uses a light beam (laser) in the printing process.






33. Aka error-correcting code.






34. In reference to a memory module - the number of memory modules required to match the data bus width of the processor.






35. Aka RAID 5.






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






37. A feature of HDMI that prevents people from illegally copying HD DVDs. Aka also High-Definition Multimedia Interface (HDMI).






38. The memory space - program code - data - and system resources required by a running program.






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






40. A network in which dedicated computers called servers store data and provide print services or other capabilities to computers running the appropriate client service or services.






41. A setting on an LCD display that adjusts the viewable area of the display horizontally.






42. The first physical sector on a floppy disk or the first sector on a hard drive partition. The boot record contains information about the OS. The boot record on a primary active partition is used to start the operating system. Also called the boot sec






43. 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.






44. 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.






45. Aka dynamic RAM.






46. Circuitry in a PC on an adapter card - or directly on the motherboard - that controls the output from the PC to the display device.






47. 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






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






49. The protocol used by DHCP servers and clients. A DHCP server allocates IP addresses within the scope of addresses configured on the server by an administrator. DHCP clients request IP addresses and other IP configuration settings from DHCP Servers.






50. An area under the pinned items list on the Windows XP Start menu that contains shortcuts to recently run programs.