COMPUTER GENERAL KNOWLEDGE FOR ALL EXAMS

COMPUTER GENERAL KNOWLEDGE FOR ALL EXAMS

1. What is not true for Computer ?
(A) An electronic device that accepts data and process it for some information based on a program
(B) Program is a sequence of instructions on how the data is to be processed
(C) It also includes the means for storing data for further use.
(D) All are true
2. Following  is  not  the  Characteristic  of computers—
(A) High speed and Huge storage
(B) Automation and Diligence
(C) Slow speed and no storage
(D) Electronic device
3. The ………… is a physical aspect of the computer which is governed by programs.
(A) Hardware (B) Hardboard
(C) Hardcopy (D) None of these
4. …………. is the heart of the computer and this is where all the computing is done.
(A) Central Processing Unit
(B) Printer
(C) Keyboard
(D) None of these
5. The central processing unit consists of—
(A) The control unit
(B) The arithmetic/logic unit (ALU)
(C) The registers
(D) All the above
6. Main Memory is the working memory of the CPU, with ……….. access.
(A) fastest (B) slower
(C) no (D) none of these
7. External memory is for the long term storage of information. Access to the external memory is much ………., than main memory.
(A) fastest (B) slower
(C) no (D) none of these
8. Computer Keyboard is an example of—
(A) Input device
(B) Output device
(C) Input and output both
(D) None of these
9. The Computer keyboard in English normally uses—
(A) QWERT base (B) Asdfg base
(C) Abcdef base (D) None of these
10. One can input data in computers to use—
(A) Keyboard (B) Monitor
(C) Printer (D) None of these
11. Mouse in computers is used basically in—
(A) Dos applications (B) GUI application
(C) For printout (D) For hearing music
12. Following is not referred as input device—
(A) Keyboard (B) Mouse
(C) Scanner (D) Printer
13. The term cursor is related to—
(A) Mouse (B) Printer
(C) Monitor (D) None of these
14. Magnetic Ink Character Recognition is an example of—
(A) Output device (B) Input device
(C) Musice device (D) None of these
15. Optical Mark Reading and Recognition (OMR) is—
(A) Document writer (B) Document reader
(C) Display unit (D) None of these
16. The device that allow us to transfer pictures and photographs to our computer—
(A) Scanner (B) Printer
(C) Mouse (D) None of these
17. Scanner is an example of—
(A) Output device (B) Input device
(C) Music device (D) None of these
18. Digital cameras is an example of—
(A) Output device (B) Input device
(C) Music device (D) None of these
19. Scanner and digital camera are example of—
(A) Output device (B) Input device
(C) Music device (D) None of these
20. Bar Coding is an example of—
(A) Output device
(B) Input device
(C) Music device
(D) None of these
21. In this method, small bars of varying thickness and spacing are printed on packages, books, badges, tags etc., which are read by optical readers and converted to electrical pulses—
(A) Bar coding (B) Data coding
(C) Vertical coding (D) None of these
22. It takes spoken words as its input, and converts them to a form that can be understood by a computer—
(A) Speech Recognition
(B) Data coding
(C) Printing
(D) None of these
23. Speech recognition is an example of—
(A) Output (B) Input
(C) Printing (D) None of these
24. Monitor or Video Display Unit (VDU) is an example of—
(A) Output device (B) Input device
(C) Music device (D) None of these
25. It provides visual display of data—
(A) Monitor or Video Display Unit (VDU)
(B) Speech Recognition
(C) Data coding
(D) Printing
26. Color Graphics Adapter (CGA), Enhanced Graphics Adapter (EGA), Video Graphics Array (VGA), Super Video Graphics Array (SVGA) are example of—
(A) Monitor or Video Display Unit (VDU)
(B) Speech Recognition
(C) Data coding
(D) Printing
27. Line printer is an example of—
(A) Input (B) Output
(C) Music (D) None of these
28. Following is not output device—
(A) Line printer (B) Keyboard
(C) Mouse (D) None of these
29. Drum Printers is an example of—
(A) Input (B) Output
(C) Music (D) None of these
30. Chain Printers is an example of—
(A) Input (B) Output
(C) Music (D) None of these
31. Serial Printers are slower than—
(A) Dot matrix (B) Laser
(C) Inkjet (D) All of these
32. The impact printers are—
(A) Dot matrix (B) Drum
(C) Inkjet (D) All of these
33. It is non impact printer—
(A) Dot matrix (B) Drum
(C) Inkjet (D) Laser
34. Image transfer is done on following printer—
(A) Dot matrix (B) Drum
(C) Inkjet (D) Laser
35. Dot matrix, inkjet are example of—
(A) Impact printer (B) Non-impact printer
(C) Both (A) and (B) (D) None of these
36. Laser printer is an example of—
(A) Input (B) Output
(C) Scanner (D) None of these
37. Here a character to be printed is made up of a finite number of dots—
(A) Dot matrix (B) Drum
(C) Inkjet (D) Laser
38. It consists of a print head, which has number of nozzles. Individual nozzles can be heated very rapidly by an integrated circuit resistor—
(A) Dot matrix (B) Drum
(C) Inkjet (D) Laser
39. Which of the memory is also known as main memory ?
(A) Primary memory (B) Secondary memory
(C) External memory (D) None of these
40. Main memory is slow than—
(A) Registers (B) Cache memory
(C) Both (A) and (B) (D) None of these
41. The memory addressed by processor is—
(A) Primary memory (B) Secondary memory
(C) External memory (D) None of these
42. One prefers to use this memory for backup and storage of data—
(A) Primary memory (B) Secondary memory
(C) Main memory (D) None of these
43. Which is the slowest of the following memory ?
(A) Primary memory (B) Secondary memory
(C) Register (D) None of these
44. Memory which is cheap and used for bulk usage—
(A) Primary memory (B) Secondary memory
(C) Register (D) None of these
45. The memory which is slowest in hierarchy—
(A) Primary memory (B) Secondary memory
(C) Register (D) None of these
46. Magnetic tape is referred as—
(A) Primary memory (B) Secondary memory
(C) Register (D) None of these
47. Accessing data on tapes is much ………… than that accessing data on disks.
(A) Slower (B) Faster
(C) Same (D) None of these
48. Magnetic tapes are ………… access media.
(A) Sequential (B) Random
(C) Both (A) and (B) (D) None of these
49. To get to a particular point on the tape, the tape must go through all the preceding points is referred as—
(A) Sequential (B) Random
(C) Both (A) and (B) (D) None of these
50. Helical Scan Cartridges are types of magnetic tape that uses the same technology as—
(A) VCR tapes (B) Audio tapes
(C) Data tape (D) None of these
51. Data tape and audio tape are example of ……… access.
(A) Sequential (B) Random
(C) Both (A) and (B) (D) None of these
52. The term  drive- 360KB, 1.2MB referred for—
(A) Floppy disk (B) Magnetic tape
(C) Ram (D) None of these
53. It is a flexible circular disk of diameter 3.5 inches made of plastic coated with a magnetic material. This is housed in a square plastic jacket—
(A) Floppy disk (B) Magnetic tape
(C) Ram (D) None of these
54. Following hold more data and faster to access—
(A) Floppy disk (B) Magnetic tape
(C) Hard disk (D) None of these
55. Zip disks are referred as—
(A) Primary memory (B) Secondary memory
(C) Register (D) None of these
56. The following use data to read and write by using lasers—
(A) Optical disk (B) Floppy disk
(C) Hard disk (D) None of these
57. Two write a data one uses—
(A) CD-ROM drive (B) CD-R drive
(C) Record player (D) None of these
58. Which of the following stores more data ?
(A) DVD (B) CD
(C) Floppy (D) None of these
59. The term computer program is synonymous with—
(A) Hardware (B) Software
(C) Data (D) None of these
60. It consists of low-level programs that interact with the computer at a very basic level—
(A) System Software
(B) Utility Software
(C) Application Software
(D) None of these
61. It includes operating systems, compilers, assemblers and inter preters for managing computer resources—
(A) System Software
(B) Utility Software
(C) Application Software
(D) None of these
62. It is a program that performs a very specific task, usually related to managing system resources. Operating systems contain a number of them for managing disk drives, printers and other devices—
(A) System Software
(B) Utility Software
(C) Application Software
(D) None of these
63. It is also called end-user programs, includes programs that do real work for users. The word processors, spreadsheets and database manage-ment systems fall under this category—
(A) System Software
(B) Utility Software
(C) Application Software
(D) None of these
64. Applications software sits on …………… of systems software because it is unable to run without the operating system and system utilities.
(A) Top (B) Below
(C) Middle (D) None of these
65. The types of translator programs is/are—
(A) Compilers (B) Assemblers
(C) Interpreters (D) All of these
66. It is a translator system program used to translate a High-level language program into a Machine language program—
(A) Compilers (B) Assemblers
(C) Interpreters (D) All of these
67. It is translator program used to translate an Assembly language program into a Machine language program—
(A) Compilers (B) Assemblers
(C) Interpreters (D) All of these
68. It is a translator system program used to translate a High level language program into a Machine language program, but it translates and executes line by line. Compilers—
(A) Compilers (B) Assemblers
(C) Interpreters (D) All the above
69. It is a system program used to store the machine language program into the memory of the computer—
(A) Loader (B) Compilers
(C) Assemblers (D) Interpreters
70. This software lets one create, edit, format, store, and print text and graphics in one document—
(A) Word Processing/Desktop Publishing
(B) Electronic Spreadsheets
(C) Database Management
(D) None of these
71. A computer that operates on data which is in the form of continuously variable physical quantities—
(A) Digital computer
(B) Analog computer
(C) Mechanical computer
(D) None of these
72. A character set that contains letters, digits, and other special characters such as $,@,+,% etc. is referred as—
(A) Numeric (B) Alphanumeric
(C) Alphabetic (D) None of these
73. One of the components of central processing unit (CPU) of the computer that performs mathematical and logical operations is—
(A) ALU (Arithmetic Logic Unit)
(B) Address register
(C) Analog
(D) None of these
74. A number system with a base of 8 is referred as—
(A) Binary (B) Decimal
(C) Octal (D) None of these
75. Assembly language is—
(A) A low-level programming language
(B) High level programming language
(C) Machine Language
(D) None of these
76. In Assembly language—
(A) Mnemonics are used to code operations
(B) Alphanumeric symbols are used for addresses
(C) Language lies between high-level language and machine language
(D) All the above
77. The following computer’s memory is characterized by low cost per bit stored—
(A) Primary (B) Secondary
(C) Hard disk (D) All of these
78. The following is true for Auxiliary Storage—
(A) It has an operating speed far slower than that of the primary storage
(B) It has an operating speed faster than that of the primary storage
(C) It has an operating speed equivalent than that of the primary storage
(D) None of these
79. Following is not a non-impact printer—
(A) Thermal printer (B) Inkjet printer
(C) Laser printer (D) Dot-matrix printer
80. The latest PC keyboards use a circuit that senses the movement by the change in its capacitance. These keyboards are referred as—
(A) Capacitance keyboards
(B) Mechanical keyboards
(C) Qwerty keyboards
(D) Dvorak keyboards
81. A translator that reads programs written in a high level language and converts them into machine language code is—
(A) Compiler (B) System software
(C) Operating system (D) None of these
82. Systems software is a program that directs the overall operation of the computer, facilitates its use and interacts with the users. The different types of this software are—
(A) Operating system (B) Languages
(C) Utilities (D) All of these
83. The alternative name for application software is—
(A) Utility software (B) Specific software
(C) End-user software (D) Practical software
84. Software is—
(A) Computer program (B) Equipment
(C) Peripheral (D) None of these
85. Program is—
(A) A set of step-by-step instructions.
(B) Defined instructions to do the tasks
(C) Only (A)
(D) Both (A) and (B)
86. A computer programmer is a person who—
(A) Writes programs (B) Use programs
(C) Sells program (D) None of these
87. The name of the computer program that are written for making use of a computer—
(A) Command driven program
(B) Application program
(C) Utilities program
(D) Customized program
88. Software should be recommended to use if one often need to create, edit, and print document—
(A) Word processing (B) Spreadsheet
(C) UNIX (D) Internet explorer
89. Following converts high-level language instruc-tions into machine language—
(A) System software
(B) Applications software
(C) Operating environment
(D) Interpreter
90. Character printer is a print mechanism that—
(A) Prints one character at a time
(B) Prints multiple character at a time
(C) Is used for graphics
(D) None of these
91. Typewriter is an example of—
(A) Character printer (B) Impact printer
(C) Both (A) and (B) (D) None of these
92. COBOL is—
(A) Common Business-Oriented Language
(B) A high-level programming language
(C) Developed for business data processing applications
(D) All the above
93. Daisy wheel printer is—
(A) A letter-quality printer that uses a printing head with the appearance of daisy and/or a wheel
(B) Character printer
(C) Impact printer
(D) All the above
94. Direct-Access Storage Device is also referred as—
(A) DASD (B) DRDO
(C) DISD (D) None of these
95. A system software package that converts a high-level language program to machine language is known as—
(A) AmiPro (B) Compiler
(C) Comment (D) Collate
96. The area of computer science which is concerned with the generation, manipulation and display of pictures with the aid of a computer is called—
(A) Computer Graphics
(B) Computer Documentation
(C) Artificial Intelligence
(D) None of these
97. Devices converts digital signals to Sine waves at the sending end and back to digital signals at the receiving end is called—
(A) Modem (B) Telephone
(C) Mobile phone (D) None of these
98. An Input device which can read characters directly from all ordinary piece of paper by using a scanning mechanism—
(A) Optical bar-code reader
(B) Optical Mark Reader (OMR)
(C) Optical Character Reader (OCR)
(D) None of these
99. An input device that can interpret combinations of marks (bars) that represent data is called-
(A) Optical bar-code reader
(B) Optical Mark Reader (OMR)
(C) Optical Character Reader (OCR)
(D) None of these
100. An input device that can interpret pencil marks on paper media—
(A) Optical bar-code reader
(B) Optical Mark Reader (OMR)
(C) Optical Character Reader (OCR)
(D) None of these