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 common output device that displays text - graphics - and video as soft copies (copies that can be seen only on screen).






2. 'A single-user - single-task operating system created by Microsoft. MS-DOS was the first widely installed operating system in personal computers.'






3. '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






4. A measure of the difference in light intensity between the brightest white and the darkest black colors that a monitor can produce. If the contrast ratio is too low - colors tend to fade when the brightness is adjusted to a high or low setting.






5. 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.






6. 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.






7. That status of software(or other created works) that are not protected by copyright.






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






9. A method of optical storage for digital data that has greater storage capacity than compact discs.






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






11. Manipulating or organizing data into information.






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






13. The percentage of time a central processing unit (CPU) is working.






14. A container designed to hold multiple data packets.






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






16. 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).






17. '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.'






18. Unwanted or junk e-mail






19. 'Programs that include image - video - and audio editing software - animation software - and other specialty software required to produce computer games - animations - and movies.'






20. A self-regulatory body established in 1994 by the Entertainment Software Association that rates computer and video games according to the age appropriateness of content.






21. BD-ROM is defined as BluRay Disc Read Only Memory. BD-ROM is an optical disc storage media format for high-definition video and data storage.






22. '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.'






23. 'A program with a specific purpose that must guarantee certain response times for particular computing tasks - or else the machine's application is useless. Real-time operating systems are found in many types of robotic equipment.'






24. System software that controls hardware devices.






25. '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.'






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






27. See eSata.






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






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






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






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






32. '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






33. The discrepancy between those who have access to the oppertunities and knowledge computers and the internet offer and those who do not.






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






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






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






37. A picture on a computer display that represents an object such as a software application or a file or folder.






38. A folder on a Windows desktop in which deleted files from the hard drive are held until permanently purged from the system.






39. One of three competing technologies for rewritable DVDs.






40. A method of optical storage for digital data; originally developed for storing digital audio.






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






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






43. A small program that groups a series of commands to run as a single command.






44. The pre-installed software (often trial versions) on a new computer.






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






46. A program or hardware mechanism that controls which computer is allowed to use the transmission media in a network at a certain time.






47. 'A thin - round - metallic storage plate stacked onto the hard drive spindle.'






48. A printer that has tiny hammer-like keys that strike the paper through an inked ribbon - thus making a mark on the paper. The most common impact printer is the dot-matrix printer.






49. 'An open source operating system based on UNIX. Because of the stable nature of this operating system - it is often used on Web servers.'






50. (1) A set of rules for exchanging data and communication. (2) The first part of the Uniform Resource Locator (URL) indicating the set of rules used to retrieve the specified document. The protocol is generally followed by a colon; two forward slashes