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 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.'






2. A server that keeps track of who is logging on to the network and which services on the network are available to each user.






3. A hardware device used to enter user responses and commands into a computer.






4. A display that uses organic compounds to produce light when exposed to an electric current. Unlike LCD's - OLEDs do not require a backlight to function and therefore draw less power and have a much thinner display - sometimes as thin as 3mm.






5. 'A small program that performs many of the general housekeeping tasks for the computer - such as system maintenance and file compression.'






6. The application of computer systems and techniques to gather potential legal evidence; a law enforcement specialty used to fight high-tech crime.






7. Comprises computing devices - softeare - or peripherals that use techniques - parts - and methods from an earlier time that are no longer popular.






8. 1 -099 -511 -627 -776 bytes or 2^40 bytes( approximately 1 trillion bytes).






9. 'Someone who has training in computer and peripheral maintenance and repair - network design - and the installation of network software; installs new equipment - configures computers for users - repairs equipment - and assigns network access to users






10. 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






11. A port that is slightly larger than a standard phone jack and transfers data at speeds of up to 10 -000Mbps; used to connect a computer to a DSL or cable modem or a network.






12. 'On the desktop - the bar that appears at the side or bottom of the window and controls which part of the information is displayed on the screen.'






13. 'In a file name - the three letters that follow the user-supplied file name after the dot (.); the extension identifies what kind of family of files the file belongs to - or which application should be used to read the file.'






14. A server that manages all client-requested printing jobs for all printers on the network.






15. System software that controls hardware devices.






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






17. A server that provides client computers with access to information stored in a database.






18. A hardware device used to enter typed data and commands into a computer.






19. A type of monitor that is lighter and more energy-efficient than a CRT monitor; often used with portbale computers such as notebooks.






20. 'A device that enables the computer (or peripheral) to communicate with the network using a common data communication language - or protocol.'






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






22. 'Portable storage devices - such as CDs - DVDs - and Blu-ray discs - that use a laser to read and write data.'






23. 'A group of two or more computers (or nodes) that are configured to share information and resources such as printers - files - and databases.'






24. The system software the controls the way in which a computer system functions - including the management of hardware - peripherals - and software.






25. A power supply regulates the wall voltage to the voltages required by computer chips; it is housed inside the system unit.






26. A collection of software programs that have been bundled together as a package.






27. An interface through which external devices are connected to the computer.






28. A container designed to hold multiple data packets.






29. 'Microsoft operating system that builds upon the security and user interface upgrades that the Windows Vista release provided - and gives users with touch-screen monitors the ability to use touch commands to scroll - resize windows - pan - and zoom.'






30. A collection of files stored on a computer.






31. The clearness or sharpness of an image - whcih is controlled by the numberof pixels displayed on the screen.






32. A network configuration in which the computers and peripherals are laid out in a configuration resembling a circle. Data flows around the circle from device to device in one direction only.






33. A utility in Windows that restores system settings to a specific previous date when everything was working properly.






34. 'A Windows utility (found in the Control Panel) that allows the user to create a duplicate copy of all the data on a hard drive (or just the folders and files the user specifies) and copy it to another storage device - such as a DVD or external hard






35. A mouse that uses an internal sensor or a laser to conrtol the mouse's movement. The sensor sends signals to the computer - telling it where to move the pointer on the screen.






36. A set of memory chips - located on the motherboard - which stores data and instructions that cannot be changed or erased; it holds all the instructions the computer needs to start up.






37. A cable that transmits data at close to the speed of light along glass or plastic fibers.






38. An expansion card that enables a computer to connect other computers or to a cable modem to facilitate a high-speed internet connection.






39. Temporary storage - such as in random access memory (RAM) - When the power is off - the data in volatile storage is cleared out.






40. See local bus.






41. DVD format in which data can only be read and not written.






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






43. The technology used in flat-panel computer monitors.






44. Being familiar enough with computers that you understand their capabilities and limitations and know how to use them.






45. 'A prediction - named after Gordon Moore - the cofounder of Intel; states that the number of transistors on a CPU chip will double every two years.'


46. A power-management mode that saves the current state of the current system to the computer's hard drive.






47. The first commercially available operating system to incorporate a graphical user interface (GUI) with user-friendly point-and-click technology.






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






49. A topology comprised of several topologies and combined into one network.






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