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Computer Awareness MCQ Competitive Exam - Computer

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1. An area of a computer that temporarily holds data waiting to be processed is..........




2. is the key to close a selected drop -down list; cancel a command and close a dialog box




3. is the key we use to run the selected command




4. Is the functional key to display save-as box




5. Data becomes ................ when it is presented in a format that people can understand and use




6. The term ............. designates equipment that might be added to a computer system to enhance its functionality.




7. A ............ is a microprocessor -based computing device.




8. RAM can be treated as the for the computer's processor




9. Which of the following are the functions of a operating system




10. To move a copy of file from one computer to another over a communication channel is called?




11. The primary function of the ............ is to set up the hardware and load and start an operating system




12. What kind of memory is both static and non -volatile?




13. is computer software designed to operate the computer hardware and to provide platform for running application software




14. The ......... is the amount of data that a storage device can move from the storage medium to the Computer per second




15. A device, which is not connected to CPU, is called as .......




16. What is the other name for programmed chip?




17. On-line real time systems become popular in ........... generation




18. You use a(n) ....., such as a keyboard or mouse, to input information




19. is the ability of a device to jump directly to the requested data




20. provides process and memory management services that allow two or more tasks, jobs, or programs to run simultaneously




21. The task of performing operations like arithmetic and logical operations is called......




22. ALU and Control Unit jointly known as




23. RAM is an example of




24. Magnetic disk is an example of




25. Which one of the following is NOT a computer language




26. RAM is also called as




27. Store data or information temporarily and pass it on as directed by the control unit




28. Select the Odd one




29. A ............ is an additional set of commands that the computer displays after you make a selection from the main menu




30. COBOL is an acronym for.............




31. All of the following are examples of real security and privacy risks EXCEPT




32. Which of the following is NOT one of the four major data processing functions of a computer?




33. All of the following are examples of storage devices EXCEPT




34. The CPU and memory are located on the




35. is the science that attempts to produce machines that display the same type of intelligence that humans do




36. Servers are computers that provide resources to other computers connected to a




37. When creating a computer program, the ......... designs the structure of the program




38. A computer program that converts an entire program into machine language at one time is called a/ an




39. Computers process data into information by working exclusively with




40. The difference between people with access to computers and the Internet and those without this access is known as the




41. Computers manipulate data in many ways, and this manipulation is called......




42. The ability to recover and read deleted or damaged files from a criminal's computer is an example of a law enforcement speciality called




43. Where does most data go first with in a computer memory hierarchy ?




44. The………….data mining technique derives rules from real-world case examples




45. …………….are used to identify a user who returns to a Website




46. Codes consisting of lines of varying widths or lengths that are computer-readable are known as-




47. Why is it unethical to share copyrighted files with your friends?




48. Reusable optical storage will typically have the acronym-




49. The most common type of storage devices are




50. A device that connects to a network without the use of cables is said to be




51. A person who used his or her expertise to gain access to other people's computers to get information illegally or do damage is a




52. To access properties of an object, the mouse technique to use is




53. A DVD is an example of a (n




54. The process of transferring files from a computer on the Internet to your computer is called




55. is the process of dividing the disk into tracks and sectors




56. Help Menu is available at which button?




57. The technology that stores only the essential instructions on a microprocessor chip and thus enhances its speed is referred to as




58. Which is not a basic function of a computer?




59. ASCII is a coding system that provides




60. Which part of the computer is directly involved in executing the instructions of the computer program?




61. When a computer is switched on, the booting process performs




62. A computer system that is old and perhaps not satisfactory is referred to as a(n)




63. Which of the following is not a binary number?




64. Which of the following does not store data permanently?




65. Which of the following is the smallest storage?




66. Which of the following contains permanent data and gets updated during the processing of transactions?




67. Which of the following helps to protect floppy disks from data getting accidentally erased?




68. A modem is connected to




69. Large transaction processing systems in automated organisations use




70. In a computer, most processing takes place in




71. Which of the following is not a storage medium?




72. The computer abbreviation KB usually means




73. The typical computer criminal is a(n):




74. The common name for the crime of stealing passwords is:




75. Collecting personal information and effectively posing as another individual is known as the crime of




76. Malicious software is known as:




77. A program that performs a useful task while simultaneously allowing destructive acts is a




78. An intentionally disruptive program that spreads from program to program or from disk to disk is known as a:




79. In 1999, the Melissa virus was a widely publicised:




80. What type of virus uses computer hosts to reproduce itself?




81. The thing that eventually terminates a worm virus is a lack of:




82. When a logic bomb is activated by a time-related event, it is known as a:




83. A logic bomb that was created to erupt on Michelangelo‘s birthday is an example of a




84. What is the name of an application program that gathers user information and sends it to someone through the Internet?




85. ------ is the measurement of things such as fingerprints and retinal scans used for security access




86. What is the most common tool used to restrict access to a computer system?




87. Hardware or software designed to guard against unauthorized access to a computer network is known as a(n):




88. The scrambling of code is known as:




89. To prevent the loss of data during power failures, use a(n):




90. ------Is defined as any crime completed through the use of computer technology




91. ------ refers to electronic trespassing or criminal hacking




92. The first electronic computer was developed by




93. Snowbol is an/a---------




94. Switching device of fifth generation computer is-




95. ---------- computers operates essentially by counting




96. ---------- computer is small general purpose micro computer, but larger than portable computer




97. Cathode Ray Tube is a form of.......




98. Trackball is a...........




99. computer is a medium sized computer




100. computer are of large size




101. Note book, laptop,palm,hand-held computers are coming under the category of......... computer




102. Light pen and joystick are............




103. Touch Screen is............




104. printer is the cheapest in terms of price and operating cost




105. printer is a non-impact printer and is quite in working




106. are high-end printers




107. are used for plotting graphs and design on papers




108. Daisy wheel, Drum, chain etc are the .............




109. are specific to users’ needs




110. Joshy, Perfumes are examples of.............




111. Which of the following is/ are operating systems




112. MAN stands for




113. Which of the following is a network topology




114. Which of the following is a type of network




115. VOIP stands for.........




116. The first web browser is




117. LAN stands for..............




118. are set of rules and procedures to control the data transmission over the internet




119. NOS stands for




120. are system software to facilitate editing of text and data




121. Computers, combine both measuring and counting, are called




122. In world today, most of the computers are




123. Physical structure of computer is called




124. In which type of computer, data are represented as discrete signals.




125. Which of the following is available in the form of a PC now?