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. Measured in degrees - this tells how far you can move to the side of (or above or below) the monitor before the image quality degrades to unacceptable levels.






2. A small camera that sits on top of a computer monitor (connected to the computer by a cable) or is built into a notebook computer and is usually used to transfer live video.






3. 'A device designed to store media - share media across the network - and back up files on computers connected to a home network.'






4. A group of icons collected for easy access.






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






6. A Windows feature that starts the computer by using the registry information that was saved during the last shutdown.






7. A device that uses some unique characteristic of human biology to identify authorized users.






8. A single copper wire surrounded by layers of plastic insulation and sheathing; used mainly in cable television and cable Internet service. Key Terms






9. Software that turns an artificial environment into a realistic experience.






10. 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.






11. 'A wireless standard established in 1997 by the Institute of Electrical and Electronics Engineers; also known as WiFi (short for Wireless Fidelity) - it enables wireless network devices to work seamlessly with other networks and devices.'






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






13. A computing device that runs a full-featured operating system but weighs two punds or less.






14. Video interface technology that newer LCD monitors - as well as other mutlimedia devices such as televisions - DVD players - and projectors - use to connect to a PC.






15. A type of technology used to transmit video signals; used on newer LCD monitors - as well as other multimedia devices such as televisions - DVD players - and projectors.






16. A compact audio-video interface standard that carries both high-definition video and uncompressed digital audio.






17. A network located in a home that is used to connect all of its digital devices.






18. A computer that provides resources to other computers on a network.






19. A type of network that uses servers to deliver services to computers that are requesting them (clients).






20. Documentation for a software product that is built directly into the software.






21. The process of installing only those features of a software program that a user wants on the hard drive.






22. 'The result of an action - such as a keystroke - mouse click - or signal to the printer - in the respective device (keyboard - mouse - or printer) to which the operating system responds.'






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






24. 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).






25. Acts as a go-between for computers on the internal network and the external network (the Internet).






26. An internal hard drive that is enclosed in a protective case to make it portable - the drive is connected to the computer with a data transfer cable and is often used to back up data.






27. 'An electronic filing system best used for larger and more complicated groups of data that require more than one table and the ability to group - sort - and retrieve data and generate reports.'






28. 'A method of data collision detection in which a node connected to the network listens (that is - has carrier sense) to determine that no other nodes are currently transmitting data signals; short for Carrier Sense Multiple Access with Collision Dete






29. An application program for creating dynamic slide shows such as Microsoft PowerPoint or Apple Keynote.






30. 'Programs such as Microsoft Outlook or Lotus Organizer that strive to replace the various management tools found on a traditional desk such as a calendar - address book - notepad - and to-do lists.'






31. Eight binary digits(bits)






32. The 802.11 standard for wireless data transmissions established by the Institute of Electrical and Electronics Engineers (IEEE).






33. A notebook computer designed specifically to work with handwriting recognition technology.






34. A common output device that creates tangible or hard copies of text and graphics.






35. A printer that sprays ink or uses laser beams to make marks on the paper. The most common nonimpact printers are inkjet and laser printers.






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






37. A simplified licensing scheme that enables copyright holders to grant certain rights to a work while retaining other rights.






38. The discrepancy between those who have access to the oppertunities and knowledge computers and the internet offer and those who do not.






39. 'A network topology in which each node on the network is responsible for retransmitting the token - or the data - to other nodes.'






40. A device that absorbs a signal so that it is not reflected back onto parts of the network that have already received it.






41. Software that facilitates the communication between a device and the operating system.






42. A type of wireless technology that uses radio waves to transmit data over short distances. Often used to connect peripherals such as printers and keyboards to computers or headsets to cell phones.






43. 'An operating system originally conceived in 1969 by Ken Thompson and Dennis Ritchie of AT&T's Bell Labs. In 1974 - the UNIX code was rewritten in the standard programming language C. Today there are various commercial versions of UNIX.'






44. A desktop system unit that houses the computer's processor -memory - and monitor in a single unit.






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






46. A pen-shaped device used to tap or write on tough-sensitive screens.






47. A network that uses public communication pathways (usually the Internet) to provide branch offices or employees who are not at the office with secure access to the company network. VPNs maintain privacy by using secure data communication protocols.






48. The set of programs that enables a computer's hardware devices and application software to work together; it includes the operating system and utility programs.






49. A computer deployed to provide remote storage space or to act as a repository for files that users can access.






50. An expansion card that provides the computer with a connection to the internet via conventional phone lines.