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. Identifying recurring patterns in input data with the goal of understand or categorizing that input. (Easy for humans) (Ex: fingerprint identification - handwriting recognition - speech recognition - optional character recognition)






2. 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






3. 1) Poor at planning strategies (less creativity than humans) and can't make decisions (after diagnosis - can't say how to treat patient); 2) powerless outside narrow (but deep) domain of knowledge






4. ~Advantages 1)Safety: easy to simulate without actual risk 2)Economy: Build/simulate/destroy without waste 3)Projection 4)Visualization 5)Replication: Redo/rerun/alter easily ~Disadvantages 1)Reliability 2)Depends on original info 3)Complete trust fa






5. Synonym finder






6. A program that eliminates fragmented files by changing the assignment of clusters to files; Easier to find files/programs -> Faster computer






7. The standard technique used to send information over the Internet. A message is broken into packets that travel independently from network to network toward their common destination - where they are reunited.






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






9. American Standard Code for Information Interchange; A code that represents characters as 8-bit codes. Allows the binary computer to work with letters - digits and special characters






10. A method of compression that can squeeze a music file to a fraction of its original CD sized with only slight loss of quality.






11. Wide Area Network ; A network that extends over a long distance. Each network site is a node on the network






12. Using a computer to create - edit and print documents






13. Intersection of row and column






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






15. The narrow (but deep) knowledge base of an expert system.






16. Most common security tools used to restrict access to computer systems.






17. 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






18. Process of saving data - esp. for data recovery. Many systems automatically back up data and software onto disks or tapes






19. 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)






20. In desktop publishing - software used to combine various source documents into coherent - visually appealing publication (e.g. Adobe InDesign).






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






22. In desktop publishing - the articles - chapters - drawings - maps - charts - and photographs that are to appear in the publication. Usually produces with standard word processors and graphics programs.






23. A database that contains both facts - and a system of rules for determining and changing the relationship among those facts.






24. Typeset-quality pages - ready to be photographed and printed.






25. Software packages which include several applications designed to work well together; such as Microsoft Office






26. Software that is free to try with a send-payment-to-keep honor system






27. Optical Mark Reader; A reading device that uses reflected light to determine the location of pencil marks on standardized test answer sheets and similar forms






28. Knowledge acquired from living in the world.






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






30. A 65 -000-character set for making letters - digits - and special characters fit into the computer's binary circuitry






31. Feature in spreadsheet software that allows speculation by providing instant answers to hypothetical questions

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32. Free software that is not copyrighted - offered through World Wide Websites - electronic bulletin boards - user groups - and other sources






33. 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.






34. Local Area Network; Multiple personal computers connected on a network






35. Measurements of individual body characteristics - such as voiceprint or fingerprint; sometimes used in computer security






36. Random Access Memory; Memory that stores program instructions and data temporarily






37. Built-in component of a word processor or a separate program that compares words in a documents with words in a disk-based dictionary - and flags words not found in the dictionary; may operate in batch mode - checking all the words at once - or inter






38. Predefined set of calculations (i.e. SUM and AVERAGE)






39. Protocols developed as an experiment in internetworking - now the language of the Internet - allowing cross-network communication for almost every type of computer and network.






40. 1) Say what is meant and with care (when using the Internet/email - there is no tone of voice); 2) keep it short (otherwise people may not read it all and miss stuff); 3) don't assume you're anonymous; 4) learn the non-verbal language of the net; 5)






41. Long-term repository for data (e.g. disks - tapes)






42. An online meeting between 2 or more people; done in 'real time' (ex: IM [instant messaging])






43. Text-editing feature of a word-processing program which automatically moves any words that won't fit on the current line to the next line - along with the cursor






44. Information systems or software programs designed to replicate the decision-making process of a human expert.






45. Gigabyte; Approximately 1000 MB






46. The spacing between letter pairs in a document.






47. Intuitive: 1)throw away 2)trash bin; open file ~ folders 3)Consistent: integrated software 4)Forgiving: undo - cancel 5)Protective: double-click on closing 6)Flexible: copy/paste - shortcuts 7)Speech Recognition Software






48. Technology that creates the illusion that the user is immersed in a world that exists only inside the computer; this environment contains both scenes and the controls to change those scenes.






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






50. Technology in which browsers on client computers pull information from server machines; the browser needs to initiate a request before any information is delivered.