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 card that fits into the PC Card interface - including both PC Card and CardBus cards. This type measures 85.6 millimeters long by 54 millimeters wide and 3.3 millimeters thick.






2. A Windows folder that contains numerous applets you can use to adjust the configuration of many different aspects of the OS.






3. A motherboard form factor introduced in 2003 by Intel as the successor to ATX.






4. 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.






5. Aka Post Office Protocol.






6. A file system used by operating systems for organizing - reading - and writing optical discs.






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






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






9. A TCP/IP protocol developed as a solution to the dwindling number of IP addresses on the Internet and that also serves to hide IP addresses on a private network from the Internet.






10. 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






11. Aka hard disk drive.






12. A modulator/demodulator device that allows computers to communicate with one another over existing phone lines.






13. The act of discovering the cause of a problem and correcting it.






14. A card that fits into the PC Card interface - including both PC Card and CardBus cards. This type measures 85.6 millimeters long by 54 millimeters wide and 5.0 millimeters thick.






15. A laptop in which the display is an integrated digitizer.






16. The practice of applying a digital signature to device driver code.






17. The minimum disk space that a file can use - allocated in the file system.






18. Aka permanent virtual circuit.






19. An obsolete memory module standard that was produced in 30-pin and 72-pin sizes. Thirty-pin SIMMs are 8-bit - and 72-pin SIMMs are 32-bit.






20. Aka single inline memory module.






21. A CRT video setting - also known as the vertical refresh rate - that controls the rate per second at which an image appears on the tube.






22. Aka time to live.






23. Programmable ROM. A ROM chip that can have programs added to it.






24. The digital versatile disc (DVD) encoding format used for data storage.






25. In power supplies - the amount of wattage the power supply can handle.






26. Aka thread.






27. Aka second-level domain.






28. Aka cathode ray tube (CRT) monitor.






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






30. A variety of persuasion techniques used for many purposes






31. A 25-pin D-shell connector.






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






33. A network connection over long distances - traditionally using phone lines or satellite communications.






34. A diagram showing the purpose of each wire in a connector.






35. A special substance - also called thermal paste or heat sink compound - that increases the heat conductivity between a fan or heat sink and a chip.






36. In a laser printer - a high-intensity lamp that - when shone on a portion of the electro-photosensitive drum - removes any remaining charge on that portion of the drum.






37. An option available in the Windows XP Backup program for recovering from damage that prevents the operating system from starting. It replaced the Emergency Repair Disk (ERD) process in Windows 2000.






38. A reading and writing device in a floppy or hard drive that is mounted on an articulated arm that moves back and forth over the floppy disk or metal platter.






39. Aka Small Outline DIMM.






40. Aka adapter card.






41. The redirection of incoming traffic to the requesting internal hosts that initiated the communication with an external host.






42. The practice - mostly among gamers - of modifying a computer case.






43. Any video adapter or monitor that exceeds the VGA standard in resolution and color depth with a maximum resolution of 1600






44. A WAN connection that uses existing copper telephone wire for the communication circuit. To accomplish this - a DSL modem splits the existing phone line into two bands; voice transmission uses the frequencies below 4000 Hz - whereas data transmission






45. Aka Automatic Private IP Address.






46. Aka plain-old telephone service.






47. A measurement of the pressure of electrons - the electromotive force. It is calculated by the formula volts = watts / amps.






48. A heat dissipation device - usually a passive metal object with a flat surface attached to a component - such as a chip.






49. Unsolicited e-mail.






50. Threats that are not truly malicious code - but can have indirect negative effects - such as decreasing performance or using up bandwidth. Grayware includes spyware - adware - spam - and spim.