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. Consists of one or more twisted pair wires bundled together - Used for transmission media. Wires are twisted to reduce the noise






2. A case that contains electronic components of the computer used to process data.






3. Read only memory refers to memory chips storing permanent data and instructions (firmware)






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






5. Is a security measure that defines who can access it and what actions they can take while acessing the computer






6. Any unwanted signal usually varying quickly






7. Picure messaging can occur from mobile to mobile and mobile to email






8. (laptop computer) portable personal computer often able to fit in your lap






9. Fetching - decoding - executing - storing






10. Major carriers of network traffic






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






12. Case of the system unit to protect internal damage






13. Retains existing application software and data files even if you can change computer models or vendors






14. Used to gain competitive advantage






15. Complementary metal oxide semiconductor provides high speeds and consumes little power. Used by RAM - flash memory - and other memory chips. USes battery power






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






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






18. A legal agreement that allows multiple users to access the software on the server simutaneously






19. Short for key generator creats software registration numbers and sometimes activation codes.






20. Basic input/output systemis firmware that contains the computers startup instructions






21. A set of programs that coordinates all of the activies among computer hardware devices.






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






23. Integrates the functions of a processor - memory and a video card on a single chip.






24. Application software that allows users to access and view Web Pages (Intenet Explorer - Firefox - Safari)






25. Allows the various devices both inside and attached to the system unit to communicate with each other. Bits travel on a bus from input to memory to processor to output. Data Bus. Address Bus.






26. Slightly slower than L1 cache but has higher capacity. (advanced transfer cache)






27. Unencrypted readable data






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






29. Cables - telephone lines - radio networks - satellites






30. Does not lose its contents when power is turned off (permanent - ROM - flash memory - CMOS)






31. Transmission media on which the data - instructions - information travel.






32. Allows users to keep typing without using enter at the end of each line






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






34. A program or set of instructions in a program that allow users to bypass security controls when accessing a program - computer - or network. A rootkit can be a back door






35. A communications device that enables a computer or device that does not have a built in networking capability to access a network






36. Application software that assists oeioke in becoming more effective and efficient while performing their daily business activities.






37. A program that restricts access to certain material on the web






38. A small metal or plastic device that uses pressure instead of ink.






39. Electrical supply drops.can cause data loss but generally not cause equipment damage






40. The smallest unit of disk space that stores data and info






41. Graphical User interface - interact with software using text - graphics - and icons






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






43. Small program that tells the operating system how to communicate with a specific device






44. Instead of port - jack is used to identify audio or video ports.






45. Rambus inline memory module house RDRAM chips






46. Single chip with two or more processor cores.






47. 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






48. A window that provides info - presents availabe options - or requests a response.






49. An expansion card - a circuit board that enhances functions of a component of the system unit or provides connections to peripherals.






50. The number of bytes a storage medium can hold