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






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






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






4. 'A physical address - similar to a serial number on an appliance - that is assigned to each network adapter; it is made up of six 2-digit characters such as 01:40:87:44:79:A5.'






5. 'The process of identifying a computer user - based on a login or username and password. The computer system determines whether the computer user is authorized and what level of access is to be granted on the network.'






6. A low-power mode for electronic devices such as computers that saves electric poer consumption and sace your computer settings where you left off. When the computer is 'woken up -' you can resume working more quickly that when cold booting the comput






7. The computer's temporary storage space or short-term memory. It is located in a set of chips on the system's motherboard - and its capacity is measured in megabytes or gigabytes.






8. A nonimpact printer known for quick and quiet production and high quality printouts.






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






10. '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.'






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






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






13. 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.






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






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






16. Any of the main files of an operating system.






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






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






19. An operating system (OS) that enables more than one user to access the computer system at one time by efficiently juggling all the requests from multiple users.






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






21. 'A device that reads information from a magnetic strip on the back of a credit card-like access card (such as a student ID card); card readers are easily programmed by adding authorized ID card numbers - Social Security numbers - and so on.'






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






23. 'A complete processing section from a CPU - embedded into one physical chip.'






24. 'The computer's temporary storage space or short-term memory. It is located in a set of chips on the system unit's motherboard - and its capacity is measured in megabytes or gigabytes.'






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






26. A measure of processing speed equal to 1 million hertz.






27. Custom software application that is owned and controlled by the company that created it.






28. An application that is still under development.






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






30. A single point that creates the images on a computer monitor. Pixels are illuminated by an electron beam that passes rapidly back and forth across the back of the screen so that the pixels appear to glow continuously.






31. 'A device on a network such as a router - hub - and switch that moves data signals around the network.'






32. 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.






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






34. A computer running a specialized operating system that enables it to host Web pages (and other information) and provide requested Web pages to clients.






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. '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.'






37. The set of computer programs or instructions that tells the computer what to do and enables it to perform different tasks.






38. Numbers - words - pictures - or sounds that represent facts - figures - or ideas.






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






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






41. A small - joystick-like nub that enables you to move the cursor with the tip of your finger.






42. RAM that is included as part of a video card.






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






44. A network that uses the Ethernet protocol as the means (or standard) by which the nodes on the network communicate.






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






46. A network name that wireless routers use to identify themselves.






47. An interface port that transfers data at 400 Mbps.






48. '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






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






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