Test your basic knowledge |

Technology In Action - 2

Subjects : it-skills, literacy
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 picture on a computer display that represents an object such as a software application or a file or folder.






2. A port that enables the computer(or other device) to be connected to other devices or systems such as networks - modems - and the internet.






3. 'A special signal sent to all network nodes - alerting them that a data collision has occurred.'






4. A server that acts as a repository for application software.






5. 'A specialized logic chip that is dedicated to quickly displaying and calculating visual data such as shadows - textures - and luminosity.'






6. The actual speed of data transfer that is achieved. It is usually less than the data transfer rate and is measured in megabits per second (Mbps).






7. When the operating system processes the task assigned a higher priority before processing a task that has been assigned a lower priority.






8. A network made up of local area networks (LANs) connected over long distances.






9. The first part of the label applied to a file; it is generally the name a user assigns to the file when saving it.






10. A Windows utility that removes unnecessary files from the hard drive.






11. An expansion card that attached to the motherboard inside the system unit and the enables the computer to produce sounds by providing a connection for the speakers and microphone.






12. See local bus.






13. Part of the operating system that enables individuals to interact with the computer.






14. About a billion bytes






15. A wide area network (WAN) that links users in a specific geographic area (such as within a city or county).






16. A type of network in which users are responsible for creating their own data backups and for providing security for their computers.






17. A feature in the Windows operating system that lets individuals view and change the properties of all hardware devices attached to the computer.






18. A hardware device used to enter - or input - data (text - images - and sounds) and instructions (user responses and commands) into a computer. Some input devices are keyboards and mice.






19. 'A single-user - single-task operating system created by Microsoft. MS-DOS was the first widely installed operating system in personal computers.'






20. The process of sending jobs formerly performed in the U.S. to other countries.






21. A portion of the hard drive containing all the different configurations (settings) used by the Windows operating system (OS) as well as by other applications.






22. Programs for creating or editing two-dimensional line-based drawings.






23. One of three competing technologies for rewritable DVDs.






24. The amount of random access memory (RAM) that is installed in a computer.






25. Communications media that do not use cables but instead rely on radio waves to communicate.






26. A device that can project images from your computer onto a wall or viewing screen.






27. 'A program that provides traditional classroom tools - such as calendars and grade books - over the Internet - as well as areas for students to exchange ideas and information in chat rooms - discussion forums - and e-mail.'






28. A computer-controlled mannequin that simulates human body functions and reactions.Patient simulators are used in training doctors - nurses - and emergency services personnel by simulating dangerous situations that would put live patients at risk.






29. Impact of read/write head against magnetic platter of the hard drive; often results in data loss.






30. The part of the system unit of a computer that is responsible for data processing ( the 'brains' of the computer); it is the largest and most important chip in the computer. The CPU controls all the functionsperformed by the computer's other componen






31. Eight binary digits(bits)






32. A concentric circle that serves as a storage area on a hard drive platter.






33. When two computers send data at the same time and the sets of data collide somewhere in the media.






34. 'A type of hard drive that uses much thinner cables - and can transfer data more quickly - than IDE drives.'






35. Any object that a user carries to identify him- or herself and that grants the user access to a computer system or computer facility.






36. 'One of two recognized DVD formats that enable you to read - record (R) - and rewrite (RW) data on the disc.'






37. Cables made of copper wires that are twisted around each other and are surrounded by a plastic jacket (such as traditional home phone wire).






38. The radio waves or cable that transport data on a network.






39. The memory that the computer's operating system uses.






40. An active topology (meaning that data is retransmitted) in which the nodes connect to a central communications device called a switch. The switch receives a signal from the sending node and retransmits it to the node that should receive it.






41. Programs that perform basic editing tasks on audio files such as cutting dead air space from the beginning or end of a song or cutting a portion from the middle.






42. A small program that groups a series of commands to run as a single command.






43. 'The process that occurs after the read/write head of the hard drive locates the correct track - and then waits for the correct sector to spin to the read/write head.'






44. 'The top level of the filing structure in a computer system. In Windows computers - the root directory of the hard drive is represented as C:.'






45. A small segment of data that is bundled for sending over transmission media. Each packet contains the address of the computer or peripheral device to which it is being sent.






46. A drive that uses the same kind if memory that flash drives use - but can reach data in only a tenth of the time a flash drive requires.






47. A printer that has tiny hammer-like keys that strike the paper through an inked ribbon - thus making a mark on the paper. The most common impact printer is the dot-matrix printer.






48. 'Programs that include image - video - and audio editing software - animation software - and other specialty software required to produce computer games - animations - and movies.'






49. The process of installing all the files and programs from the distribution CD to the computer's hard drive.






50. The width-to-height proportion of a monitor.