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. The core of the operating system that manages memory and devices - maintains the computer clock - starts programs - and assigns the computers resources such as devices and data. Memory resident






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






3. May break in to computer to exploit security weakness. financial gains - revenge.






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






5. Measures the amount of time it takes a storage device to locate an item on a storage medium and the time required to deliver an item from memory to the processor






6. Computing device small enough to hold in your hand






7. Mad ef aluminum - glass - or ceramic and is coated with an alloy material that allows material to be recorded magnetically






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






9. Any unwanted signal usually varying quickly






10. A server that you connect to to start a chat session.






11. Federally funded internet security research and development center






12. The process of transferring data in a continous and even flow which allows users to access a file while it is transmitting






13. A business that gathers and organizes web content and then distributs the content to subscribers for free or a fee






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






15. System board- is the main circuit board of the system unit.






16. Really simple syndication is a specification that many content aggregatorsuse to distribute content to subscribers






17. Central processing unit- processor- interprets and carries out the basic instructions that operate the computer.






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






19. Encrypted data






20. A popular digital line alternative for the small business or home user. Transmits at fast speeds on existing standard copper telephone wiring.






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. Shrinks file sizes - lossy-you will be able to restore the file to its exact original state - lossless - compressed file can be returned to its original state






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






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






25. Extends the capabilites of a browser.






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






27. Uses email as a vehicle for extortion. Threaten users if they are not paid a sum of money






28. Wide area network is a network that covers a large geographic area such as a city - country - or world. The internet is the biggest






29. 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.






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






31. 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






32. Faster - higher quality than ink jet. Uses toner that sticks to the page from a combo of pressure and heat.






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






34. Sends documents to be printed to a buffer instead of sending them immediately to the printer.






35. A vulnerable computer that is set up to entice an intruder to break into it.






36. An electrical disturbance that can degrade communications






37. Users prefer to download or transfer a copy of the images from the digital camera to the computers hard disk






38. When online meetings take place on the web






39. Provide Wi Fi to mobile computers or devices






40. Holds one or more disk drives






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






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






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






44. Facilitates communications - shares hardware - sharing data and info - sharing software - trasnferring funds -






45. Optical disk drive - hard disk drive - usb flash drive - card reader/writer - memory cards - external hard disk.






46. PGP an encryption program






47. A colection of individual programs available together as a unit. lower cost and ease of use






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






49. MFP is a single devce that looks like a printer or copy machine but provides the functionality of a printer - copier - scanner - and fax






50. A metropolitan area network is a high speed netwrok that connects local area networks. contains LANs