Test your basic knowledge |

Cse Computer Science Engineering

Subjects : engineering, it-skills
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 popular digital line alternative for the small business or home user. Transmits at fast speeds on existing standard copper telephone wiring.






2. Someone who accesses a computer or network illegally. Some say they hack to improve security






3. The number of bits in an area on a storage medium - Higher density means more storage capacity






4. Hardware - software - data - people - procedures






5. Virtual reality is the use of computers to simulate a real or imagines environment that appears in a 3d space.






6. Software that helps groups of people work together on projects and share info over a network






7. A device that plugs in a USB port on the system unit and contains multiple USB ports in which you plus cables from USB devices. Self- powered






8. Needed generally to participate in a newsgroup






9. Text version of an IP address






10. The amount of data - instructions - and information that can travel over communications channel






11. When turning on a computer that has been turned off completly






12. An electrical disturbance that can degrade communications






13. Consists of programs designed to make users more productive and assist them with personal tasks - makes business activites more efficient - to assist with graphics - to support home - personal - and educational tasks - to facilitate communications






14. Smallest unit of data the computer can process






15. A web application that combines services from two or more sources creating a new application.






16. Provids mobile users with a secure connection to the company server as if the user has a private line.






17. Graphic file (JPEG - GIF) slowly replacing GIF






18. Written by virus author that can damage computer by infecting a computer negatively by altering the way computer works without the users knowledge knowledge or permission.






19. Controls access to the hardware - software and other resources on a network and provides a centralized storage area for data - programs - and info






20. A stationary pointing devoce with a ball on its top or side with one or two buttons like a mouse.






21. A motion sensing mouse - allows you to control objects by moving the mouse in predetermined directions through air






22. Joins a cable and a port






23. Special software to listen to audio






24. Local area network- network tat connects computers and devices in a limited geographical area such as a home






25. Radio frequency identification is a technology that uses radio signals to communicate with a tag placed in or attached to an object. Can contain antenna and memory chips






26. Loses its contents when power is turned off (RAM)






27. A program that hides in a computer and allows someone from a remote location to take control of the computer






28. Any unwanted signal usually varying quickly






29. Component of the system unit that converts AC to DC power. Have built in fans to keep it cool.






30. Where a computer keeps data - instructions - and information (flash drives - hard disks - optical disks - memory cards)






31. A set of programs containing instructions that work together to coordinate all the activities among computer hardware resources






32. Provides the user with a physcial response from the device






33. Helps speed he processes of the comp bc it stores frequently used instructions and data (L1 - L2 cache) cache speeds up the processing time bc it stores frequently used instructions and data.






34. A small flat rectangular pointing device that is sensitive to pressure and motion.






35. Moving pictures experts group is a popular video compression standard






36. Smallest element in an electronic image






37. A family member on a computer






38. A segment in memory in which items are placed while waiting to be transferred from an input device or to an output device






39. Uses radio waves to transmit data between two devices.






40. Graphics processing unit controls the manipulation and display of graphics on the display device.






41. The number of bytes a storage medium can hold






42. Enahnces the sound generating capabilites of a personal computer






43. Type of notebook comp that is smaller and less powerful than a normal notebook comp






44. Digital light processor uses tiny mirrors to reflect light






45. Perpetrator attempts to obtain your personal or financial info.






46. Errors that can be recognized by automatic update






47. A system that attempts to imitate the behavior of a human brain.






48. Provides a means of sharing distributing and searching through documents by converting them unti a format that can be viewed by any user.






49. Operating system on mobile devices that generally resides on ROM






50. Uses fiber optic cable for internet connection.