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. The primary control device for a computer system. The CPU is simply a chip containing a set of components that manages all the activities. Also called a processor.






2. Aka DDR3 SDRAM.






3. A fraudulent method of obtaining personal and financial information through the use of pop-ups or e-mail messages that purport to be from a legitimate organization - such as a bank - credit card company - or retailer.






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






5. Unsolicited e-mail.






6. A file attribute that is given to a file to indicate it should not be visible in Windows Explorer unless View settings override the attribute and allow the file to be shown.






7. Signals broadcast through the air.






8. Both the connectors on the RDRAM memory modules and the motherboard sockets (or slots) that match them.






9. The IBM branded name for a pointing stick or track point.






10. Aka KVM switch.






11. A protocol used with WPA wireless encryption that was broken by hackers.






12. Aka microcode.






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






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






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






16. A type of display device that includes a touch-sensitive face to accept input from the user.






17. A printed circuit card that you add to the motherboard to enhance functionality. Also called an expansion card. Video adapters and network interface cards (NICs) are examples of adapter cards.






18. Aka File Transfer Protocol (FTP).






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






20. A name used by the Windows operating systems to identify any parallel port.






21. Cabling that contains a single copper wire surrounded by several layers of insulating plastic and a woven wire sheath that provides protection.






22. Aka American National Standards Institute.






23. A term applied to a CPU - motherboard - or other components that conform to the Intel 32-bit x86 specification. Also referred to as 32-bit.






24. A socket for a PGA CPU that has a retention lever as well as contacts to match the number of pins on the CPU. The lever is used to attach the CPU to the socket in a manner that does not require force to insert or to remove the CPU.






25. The successor to the Mini PCI. It has a 64-bit data bus and is half the size of a Mini PCI Card.






26. One of the two main protocols of the TCP/IP protocol suite - TCP breaks the data into chunks - called datagrams. Each datagram also contains information - stored in a header - which is used by the TCP protocol on the receiving end to reassemble the c






27. A 20- or 24- pin connector that supplies power from a PC's power supply to the motherboard.






28. Aka Integrated Drive Electronics.






29. A portion of a program that can run separately from and concurrently with other portions of the program. Also called thread of execution.






30. A key on a laptop that is combined with the FN key to toggle the laptop's speaker on and off. The SPEAKER ON/OFF key is usually one of the standard function keys - such as F3 - that displays a speaker symbol.






31. The use by the operating system of a portion of hard disk as memory.






32. A Windows service that allows a user to connect remotely to a computer and run the Windows desktop on the remote computer - but have the same access as if logged on to the computer and its local network.






33. A memory error-checking method in which the parity bit is used to ensure that the total number of 1s in the data stream is odd.






34. Aka time to live.






35. Aka uninterruptible power supply.






36. The original version of the IEEE 1394 standard that supports speeds up to 400 Mbps.






37. The act of safely installing/uninstalling or attaching/removing a device while a computer is up and running.






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






39. A cable medium that transmits light pulses rather than electrical signals - so it is not susceptible to electromagnetic interference (EMI).






40. The first physical sector on a hard disk - which contains the initial boot program that the BIOS loads into memory during bootup. It also contains the partition table.






41. Aka communication network riser.






42. Light waves in the infrared spectrum.






43. Aka security auditing.






44. A special-purpose computer designed for a certain task and installed within a device.






45. Aka interrupt request line.






46. Aka electromagnetic pulse.






47. Aka virtual circuit.






48. 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






49. A CPU containing two CPU cores.






50. Device that stores digital data on magnetized media - such as floppy disks - the metal platters in hard disk drives - and magnetic tape media used in tape drives.