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 network standard that specifies no central computer or device on the network should control when data is being transmitted. Msot popular in LAN






2. Single inline memory module forms a single set of contacts






3. Occurs when the incoming electrical power increases. Can cause immediate and permanent damage to hardware






4. Is a hardware or software that protects a networks resources from intrusion by users on another such as the internet.






5. Data that has been processed in a useful form- text - graphics - audio - video






6. A technique intruders use to make their network or Internet transmission appear legitimate to a victim computer or network. email spoofing. IP spoofing






7. An electrical disturbance that can degrade communications






8. Many scanners have this optical character recognition software which can read and convert text documents into electronic files. Includes a small optical scanner for reading characters






9. The standard that outlines characteristics of how two network devices communicate






10. Same intent as cracker but does not have technical skills and knowledge. Often use prewritten hacking






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






12. A case that contains the electronic components of the computer that are used to process data. (connected to motherboard)






13. Saves any open docs or programs to hardisk before removing power






14. Two main parts are processor and memory.






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






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






17. Started the internet as a networking project






18. Can be peropheral or chip - creates sound from digital instructions.






19. A notcie that guarantees a user or web site is legit. E- commerce use it often






20. Defines guidelines that specify the eay computers access the medium to which they are attached - types - speed of medium - and types of physical cable or witreless technology used






21. 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.






22. Internet teephony- enables users to speak to other users over the internet






23. When online meetings take place on the web






24. Contains 10 or fewer comps - with similar reponsibilities and capabilities






25. Dozens or hundreds of thin strands of glass or plastic that use light to transmit signal. Carries more signals - faster - less noise - better security - smaller size






26. Processor begins to fetch a second instruction before it completes the full machine cycle






27. Magnetoresistive ram- stores data using magnetic charges not electrical. Retains contents after power is out






28. Broadband modem- sends and recives digital data over the cable television






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






30. 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






31. Fetching - decoding - executing - storing






32. A cable forms a closed loop with all computers. one direction






33. CPU. Interprets and carries out basic instructions that operate the computer. (On motherboard)






34. A digital code attached to an electronic message or document - which is unique and which can be used to authenticate the sender or owner. Most often used in electronic commerce.






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






36. A number that uniquely identifies each computer or device connected to the internet (0-255)






37. Control unit- part of the processor that directs and coordinates most of the operations on the computer.






38. Small- high speed storage locations that temporarily hold data and instructions. A part of the processor not memory






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






40. A collection of data organized in a manner that allows access retrieval and use of that data






41. Hardware componenet that enables a computer to transmit and recieve data - instructions - and info to and from computers.






42. All computers connected to central device. Hub or switch






43. Program that euns only on a specific type or make of computer






44. Copyrighted software that is distributed at no cost for a trial period






45. Dish shaped antenna for internet connection






46. 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.






47. The layout of the computers and devices ina cmonnunications network. Star - bus - ring.






48. When businesses use the internet to sell products






49. A temporary connection that uses one or more analog telphone lines for communications.






50. Builds and maintains lists of words found on websites. Useful for search engines