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 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.






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






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






4. 'A mini-application that runs on the desktop - offering easy access to a frequently used tool such as weather or a calendar item.'






5. A tyoe of audio processing that makes the listner experiance sound as if it were coming in all directions.






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






7. A heavily secured server located on a special perimeter network between a company's secure internal network and its firewall.






8. '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






9. 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.






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






11. An index of all sector numbers that the hard drive stores in a table to keep track of which sectors hold which files.






12. Pernament storage - as in read-only memory (ROM).






13. 'An operating system by Microsoft that incorporates a user-friendly - graphical interface.'






14. '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.'






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






16. The most popular transmission media option for Ethernet networks. UTP cable is composed of four pairs of wires that are twisted around each other to reduce electrical interference.






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






18. A device that amplifies your wireless signal to get it out to parts of your home that are experiencing poor connectivity.






19. A series of instructions to be followed by a computer to accomplish a task.






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






21. 'Programs used to create and edit written documents such as papers - letters - and r






22. A specially designed computer that can perform comples calculations extremely rapidly; used in situations in which complex models requiring intensive mathmatical calcualtions are needed (such as weather forecasting or atomic energy research).






23. The most commonly used wired Ethernet standard deployed in devices designed for home networks which provides bandwidth of up to 1 Gbps.






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






25. 'A hierarchical structure that include files - folders - and drives used to create a more organized and efficient computer.'






26. A large printer that uses a computer-controlled pen to produce oversize pictures that require precise continuous lines to be drawn - such as maps and architectural plans.






27. A type of monitor ( or display in a notebook or PDA) that accepts input from a user touching the screen.






28. A computer that requests information from a server in a client/server network (such as your computer when you are connected to the Internet).






29. 'An attack delivered by specialized hacking software that tries many combinations of letters - numbers - and pieces of a user ID in an attempt to discover a user password.'






30. A software holding area for printing jobs.






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






32. A program that takes out redundancies in a file to reduce the file size.






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






34. '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.'






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






36. Software that translates spoken words into typed text.






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






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






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






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






41. A step-by-step guide that walks you through the necessary steps to complete a complicated task.






42. 'A private corporate network that is used exclusively by company employees to facilitate information sharing - database access - group scheduling - videoconferencing - and other employee and customer collaborations.'






43. A device that routes packets of data between two or more networks.






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






45. 'A utility that regroups related pieces of files on the hard drive - enabling faster retrieval of the data.'






46. A temporary storage area on the hard drive where the operating system 'swaps out' or moves the data or instructions from random access memory (RAM) that have not recently been used. This process takes place when more RAM space is needed.






47. 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






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






49. The layout and structure of the network.






50. A nonimpact printer that sprays tiny drops of ink onto a paper.