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. The metal or plastic case that holds all the physical parts of the computer together - including the computer's processor (its brains) - its memory - and the many circuit boards that help the computer function.






2. An agreement between the user and the software developer that must be accepted before installing the software on a computer.






3. A set of controls on standard keyboards that moves the cursor(the flashing symbol on the monitor that indicates where the next character will be inserted); also known as an arrow key.






4. A device that allows you to capture sound waves - such as those created by your voice - and transfer them to digital format on your computer.






5. '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






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






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






8. 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.






9. The ability of an operating system to perform more than one process at a time.






10. A hard drive that is installed inside the system unit.






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






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






13. A device similar to a switch in an Ethernet network. It takes the place of a wireless network adapter and helps relay data between network nodes.






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






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






16. A measure of the greatest amount of light showing when a monitor is displaying pure white; measured as candelas per square meter (cd/m^2) or nits.






17. A condition of excessive paging in which the operating system becomes sluggish.






18. 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.






19. 'Software - often used for training purposes - which allows the user to experience or control an event as if it is reality.'






20. The maximum speed at which data can be transmitted between two nodes on a network; usually measured in megabits per second (Mbps).






21. 1 -099 -511 -627 -776 bytes or 2^40 bytes( approximately 1 trillion bytes).






22. A program that manages the data between a computer's operating system and all the input and output devices attached to the computer; also responsible for loading the operating system (OS) from its permanent location on the hard drive to random access






23. A software program or hardware device designed to prevent unauthorized access to computers or networks.






24. A large - expensive computer that supports hundreds or thousands of users simultaneously and executes many different programs at the same time.






25. The accommodation of current devices being able to use previously issued software standards in addition to the current standards.






26. A method of optical storage for digital data - developed for storing high-definition media. It has the largest storage capacity of all optical storage options.






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






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






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






30. The process by which humans or computer software provide organizational structure to a computer's contents.






31. 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.






32. A port that can connect a wide variety of peripherial devices to the computer - including keyboards - printers - mice - smartphones - PDAs - flash drives - and digital cameras.






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






34. Software that is delivered on demand over the Internet.






35. A small - tough-sensitive screen at the base of a notebook keyboard. To use the touchpad - you simply move your finger across the pad to direct the cursor.






36. 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






37. A network in which the nodes are located within a small geographic area.






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






39. A type of audio processing that makes the listener experience sound as if it were coming from all directions.






40. 'The essential component of the operating system that is responsible for managing the processor and all other components of the computer system. Because it stays in random access memory (RAM) the entire time the computer is powered on - the kernel is






41. The maximum speed at which data can be transmitted between two nodes on a network; usually measured in megabits per second (Mbps).






42. 'In a graphical user interface - a rectangular box that contains programs displayed on the screen.'






43. 'A device for transmitting data on a network. A switch makes decisions - based on the media access control (MAC) address of the data - as to where the data is to be sent.'






44. 'A section of a hard drive platter - wedge-shaped from the center of the platter to the edge.'






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






46. 'A process that involves examining incoming data packets to ensure they originated from - or are authorized by - valid users on the internal network.'






47. The maximum speed at which data can be transmitted between two nodes on a network; usually measured in megabits per second (Mbps). See also data transfer rate.






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






49. 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.






50. 'The steady and constant pace at which a computer goes through machine cycles - measured in hertz (Hz).'