Test your basic knowledge |

IT Literacy

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. Video clip in which one image metamorphoses into another.






2. A picture element (dot) on a computer screen or printout. Groups of pixels compose the images on the monitor and the output of a printout.






3. Rectangular block of selected cells






4. Gigabyte; Approximately 1000 MB






5. Billions of clock cycles per second - a measurement of a computer's clock speed






6. 1) must be a disciplined worker -- self-motivation! (IB student); 2) must have good time management; 3) lack of socialization with coworkers






7. A specialist who interviews and observes experts - and converts their words and actions into a knowledge base.






8. Software for editing digital video - including titles - sound and special effects.






9. The density of pixels - measured by the number of dots per inch.






10. The process of identifying objects and shapes in a photograph - drawing - video or other visual image. (Effortless for humans - difficult for computers)






11. Software that enables the user to manipulate photographs and other high-resolution images.






12. Software which must be purchased through commercial channels and is copyrighted; Cannot be legally duplicated for others






13. Size and style of typeface






14. Artificial intelligence techniques that make it possible for machine performance to improve based on feedback from past performance. (Used in games like chess/checkers; based on prior actions)






15. Using multiple processors to divide jobs into pieces and work simultaneously on the pieces (multitasking!)






16. Language that people speak/write everyday.






17. Software robots that systematically explore the Web - retrieve information about pages - and index the retrieved information in a database. (used by search engines)






18. Documentation file that appears onscreen at the user's request






19. A way to test machine intelligence. (Tester and subject converse - and tester attempts to perceive whether it's a human or computer)






20. Working from home by modem - as do many programmers - accountants - and other information workers.






21. A type of wireless device that enables mobile phones - hand-held computers - and PCs to communicate with each other regardless of operating system.






22. 1) Save labor costs (work all the time - no breaks/vacations); 2) improve quality and increase production (esp. in repetitive tasks); 3) ideal for dangerous/impossible jobs for humans






23. Allows documents of all types to be stored - viewed - or modified on any Windows or Macintosh computer - making it possible for many organizations to reduce paper flow.






24. Part of the Internet - a collection of multimedia documents created by organizations and users worldwide. Documents are linked in a hypertext Web site that allows users to explore them with simpler mouse clicks.






25. ~Adding/configuring new work stations ~Setting up user accounts ~Installing system wide software ~Performing preventative procedures for viruses ~Allocating storage space






26. Ongoing public discussions on a particular subject consisting of notes written to a central Internet site and redistributed through a worldwide newsgroup called Usenet. You can check into and out of them whenever you want; all messages are posted on






27. A special type of communications software designed to access and display information at Internet Web sites.






28. The field of computer science devoted to making computers perceive - reason and act in ways that have - until now - been reserved for human beings.






29. Read-Only Memory; Memory that include permanent information only. The computer can only read information from in; it can never write any new information on it






30. Optical Character Recognition; Locating and identifying printed characters embedded in an image - allowing the text to be stored as an editable document. Can be performed by wand readers - pen scanners - and OCR software






31. A popular networking architecture developed in 1976 at Xerox with general principles which apply to all common network connections






32. 1) makes long distance meetings possible and reduces costs; 2) enables decisions to evolve over time; 3) emphasizes messages over messenger






33. License for multiple copies or removing restrictions on software copying and use at a network site






34. Protects transmitted information by scrambling the transmissions; When a user encrypts a message by applying a secret numerical code (encryption key) - the message can be read only after it's been reconstructed with a matching key






35. The online sharing of music or other computer files directly among individual computer users' hard drives - rather than through posting the files on central servers.






36. Copy files between storage devices; Repair damaged data files; Guard against viruses; Compress files to take up less disk space; example: defragmenting






37. A device that enables digital machines to monitor a physical quantity of the analog world (i.e. temperature - humidity - pressure) to provide data used in robotics. (Enables robots to modify actions based on feedback from outside world) (Ex: vision -






38. ~Advantages 1)Share data - increase productivity 2)Share hardware - reduce costs 3)Allow people to work together/communicate ~Disadvantages 1)Easier spread of viruses 2)Privacy issues - especially access levels not set 3)Integrity of data - when shar






39. 1) ability to create models with physical characteristics (weight and volume); 2) model can be rotated; 3) can evaluate structural performance by applying an imaginary force; 4) designs can be easily altered and edited






40. Knowledge acquired from living in the world.






41. In a computer simulation - the user and the computer responding to data from each other






42. Graphical User Interface; A user interface based on graphical displays. With a mouse - the user points to icons that represent files - folders - and disks. Documents are displayed in windows. The user selects commands from menus






43. 1) documents can be disorienting and leave the reader wondering; 2) documents don't always have the links readers want - leaving them frustrated because they can't easily get from here to there; 3) documents may contain 'lost' links - especially on t






44. Numbers which are the raw material used to perform calculations






45. The quantity of information that can be transmitted through a communication medium in a given amount of time. (more bandwidth = faster transmission)






46. 1) Mathematical calculations faster w/ more accuracy; 2) storing vast amounts of data; 3) recall information






47. Software used as an introductory - teaching or transitional tool for user tasks






48. A program designed to attack in response to a particular logical even or sequence of events. A type of software sabotage.






49. Terabyte; Approximately 1 million megabytes






50. Software that facilitates the arrangement of information into hierarchies or levels of ideas