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 Windows utility that removes unnecessary files from the hard drive.






2. Twisted pair cable that contains a layer of foil shielding to reduce interference.






3. '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.'






4. A tag that looks like a sticker or label - is attached to a batch of merchandise - and contains a microchip that holds a unique sequence of numbers used to identify the product to which it is attached.






5. 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.






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






7. '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.'






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






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






10. A type of wireless technology that uses radio waves to transmit data over short distances (approximately 30 feet for bluetooth 1 and 60 feet for bluetooth 2). Often used to connect peripherals such as printers and keyboards to computers or headsets t






11. A keyboard that is distinguished by the first six letters on the top-left row of alphabetic keys on the keyboard.






12. 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






13. A group of icons collected for easy access.






14. Programs designed to provide users with entertainment. Computer games make up the vast majority of entertainment software.






15. 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.






16. Interface between user and computer in which the user enters commands to communicate with the computer system.






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






18. A mini-application developed for the Macintosh platform.






19. 'A type of network design in which users are not responsible for creating their own data backups or providing security for their computers; instead - those tasks are handled by a centralized server - software - and a system administrator.'






20. The set of programs that run on a computer to help a user carry out tasks such as word processing - sending e-mail - balancing a budget - creating presentations - editing photos - taking an online course - and playing games.






21. A hardware device that uses lasers or light to read from - and maybe even write to - CDs - DVDs - or Blu-ray discs.






22. A home that has a computer and other digital devices that are all connected to a home network.






23. 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.






24. When data merely travels the entire length of the communications medium and is received by all network devices.






25. '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.'






26. A group of icons collected for easy access.






27. About a billion bytes






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






29. A design in newer routers that provides for faster wireless data transmission by utilizing more than one antenna to transmit and receive data.






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






31. One billion hertz






32. '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.'






33. A special data packet that allows Data to flows from device to device in one direction only.






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






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






36. 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.






37. A data-processing device that gathers - processes - outputs - and stores digital data and information.






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






39. 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






40. A single software program that incorporates the most commonly used tools of many productivity software programs.






41. Anyone who unlawfully breaks into a computer system (whether an individual computer or a network).






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






43. '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.'






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






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






46. 'A collection of related pieces of information stored together for easy reference; in database terminology - a file or table is a group of related records.'






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






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






49. A hardware device used to enter - or input - data (text - images - and sounds) and instructions (user responses and commands) into a computer. Some input devices are keyboards and mice.






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