McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Bachelor of Commerce (B Com) , Union Public Service Commission (UPSC) .
| 51. |
BCD is |
| A. | binary coded decimal |
| B. | bit coded decimal |
| C. | binary coded digit |
| D. | bit coded digit |
| Answer» A. binary coded decimal | |
| 52. |
ASCII stands for |
| A. | american stable code for international interchange |
| B. | american standard case for institutional interchange |
| C. | american standard code for information interchange |
| D. | american standard code for interchange information |
| Answer» C. american standard code for information interchange | |
| 53. |
Which of the following is first generation of computer? |
| A. | edsac |
| B. | ibm-1401 |
| C. | cdc-1604 |
| D. | icl-2900 |
| Answer» A. edsac | |
| 54. |
Chief component of first generation computer was |
| A. | transistors |
| B. | vacuum tubes and valves |
| C. | integrated circuits |
| D. | none of above |
| Answer» B. vacuum tubes and valves | |
| 55. |
FORTRAN is |
| A. | file translation |
| B. | format translation |
| C. | formula translation |
| D. | floppy translation |
| Answer» C. formula translation | |
| 56. |
EEPROM stands for |
| A. | electrically erasable programmable read only memory |
| B. | easily erasable programmable read only memory |
| C. | electronic erasable programmable read only memory |
| D. | none of the above |
| Answer» C. electronic erasable programmable read only memory | |
| 57. |
Second Generation computers were developed during |
| A. | 1949 to 1955 |
| B. | 1956 to 1965 |
| C. | 1965 to 1970 |
| D. | 1970 to 1990 |
| Answer» B. 1956 to 1965 | |
| 58. |
The computer size was very large in |
| A. | first generation |
| B. | second generation |
| C. | third generation |
| D. | fourth generation |
| Answer» A. first generation | |
| 59. |
Microprocessors as switching devices are for which generation computers |
| A. | first generation |
| B. | second generation |
| C. | third generation |
| D. | fourth generation |
| Answer» D. fourth generation | |
| 60. |
Which of the following devices can be sued to directly image printed text? |
| A. | ocr |
| B. | omr |
| C. | micr |
| D. | all of above |
| Answer» A. ocr | |
| 61. |
The output quality of a printer is measured by |
| A. | dot per inch |
| B. | dot per sq. inch |
| C. | dots printed per unit time |
| D. | all of above |
| Answer» B. dot per sq. inch | |
| 62. |
In analogue computer |
| A. | input is first converted to digital form |
| B. | input is never converted to digital form |
| C. | output is displayed in digital form |
| D. | all of above |
| Answer» B. input is never converted to digital form | |
| 63. |
In latest generation computers, the instructions are executed |
| A. | parallel only |
| B. | sequentially only |
| C. | both sequentially and parallel |
| D. | all of above |
| Answer» C. both sequentially and parallel | |
| 64. |
Who designed the first electronics computer – ENIAC? |
| A. | van-neumann |
| B. | joseph m. jacquard |
| C. | j. presper eckert and john w mauchly |
| D. | all of above |
| Answer» C. j. presper eckert and john w mauchly | |
| 65. |
Who invented the high level language “C”? |
| A. | dennis m. ritchie |
| B. | niklaus writh |
| C. | seymour papert |
| D. | donald kunth |
| Answer» A. dennis m. ritchie | |
| 66. |
Personnel who design, program, operate and maintain computer equipment refers to |
| A. | console-operator |
| B. | programmer |
| C. | peopleware |
| D. | system analyst |
| Answer» C. peopleware | |
| 67. |
When did arch rivals IBM and Apple Computers Inc. decide to join hands? |
| A. | 1978 |
| B. | 1984 |
| C. | 1990 |
| D. | 1991 |
| Answer» D. 1991 | |
| 68. |
Human beings are referred to as Homosapinens, which device is called Sillico Sapiens? |
| A. | monitor |
| B. | hardware |
| C. | robot |
| D. | computer |
| Answer» D. computer | |
| 69. |
An error in software or hardware is called a bug. What is the alternative computer jargon for it? |
| A. | leech |
| B. | squid |
| C. | slug |
| D. | glitch |
| Answer» D. glitch | |
| 70. |
Modern Computer are very reliable but they are not |
| A. | fast |
| B. | powerful |
| C. | infallible |
| D. | cheap |
| Answer» C. infallible | |
| 71. |
What is the name of the display feature that highlights are of the screen which requires operator attention? |
| A. | pixel |
| B. | reverse video |
| C. | touch screen |
| D. | cursor |
| Answer» B. reverse video | |
| 72. |
Personal computers use a number of chips mounted on a main circuit board. What is the common name for such boards? |
| A. | daughter board |
| B. | motherboard |
| C. | father board |
| D. | breadboard |
| Answer» B. motherboard | |
| 73. |
In most IBM PCs, the CPU, the device drives, memory expansion slots and active components are mounted on a single board. What is the name of this board? |
| A. | motherboard |
| B. | breadboard |
| C. | daughter board |
| D. | grandmother board |
| Answer» A. motherboard | |
| 74. |
What is meant by a dedicated computer? |
| A. | which is used by one person only |
| B. | which is assigned one and only one task |
| C. | which uses one kind of software |
| D. | which is meant for application software |
| Answer» B. which is assigned one and only one task | |
| 75. |
The system unit of a personal computer typically contains all of the following except: |
| A. | microprocessor |
| B. | disk controller |
| C. | serial interface |
| D. | modem |
| Answer» D. modem | |
| 76. |
A computer program that converts an entire program into machine language is called a/an |
| A. | interpreter |
| B. | simulator |
| C. | compiler |
| D. | commander |
| Answer» C. compiler | |
| 77. |
A computer program that translates one program instructions at a time into machine language is called a/an |
| A. | interpreter |
| B. | cpu |
| C. | compiler |
| D. | simulator |
| Answer» A. interpreter | |
| 78. |
A small or intelligent device is so called because it contains within it a |
| A. | computer |
| B. | microcomputer |
| C. | programmable |
| D. | sensor |
| Answer» D. sensor | |
| 79. |
A fault in a computer program which prevents it from working correctly is known as |
| A. | boot |
| B. | bug |
| C. | biff |
| D. | strap |
| Answer» B. bug | |
| 80. |
A self replicating program, similar to a virus which was taken from a 1970s science fiction novel by John Bruner entitled the Shockwave Rider is |
| A. | bug |
| B. | vice |
| C. | lice |
| D. | worm |
| Answer» D. worm | |
| 81. |
A state. is a bi-stable electronic circuit that has |
| A. | multivibrator |
| B. | flip-flop |
| C. | logic gates |
| D. | laten |
| Answer» B. flip-flop | |
| 82. |
Unwanted repetitious messages, such as unsolicited bulk e-mail is known as |
| A. | spam |
| B. | trash |
| C. | calibri |
| D. | courier |
| Answer» A. spam | |
| 83. |
DOS stands for |
| A. | disk operating system |
| B. | disk operating session |
| C. | digital operating system |
| D. | digital open system |
| Answer» A. disk operating system | |
| 84. |
Who is the chief of Microsoft |
| A. | babbage |
| B. | bill gates |
| C. | bill clinton |
| D. | none of these |
| Answer» B. bill gates | |
| 85. |
Which of the following are input devices? |
| A. | keyboard |
| B. | mouse |
| C. | card reader |
| D. | any of these |
| Answer» D. any of these | |
| 86. |
Examples of output devices are |
| A. | screen |
| B. | printer |
| C. | speaker |
| D. | all of these |
| Answer» D. all of these | |
| 87. |
Which of the following is also known as brain of computer |
| A. | control unit |
| B. | central processing unit |
| C. | arithmetic and language unit |
| D. | monitor |
| Answer» B. central processing unit | |
| 88. |
IBM stands for |
| A. | internal business management |
| B. | international business management |
| C. | international business machines |
| D. | internal business machines |
| Answer» C. international business machines | |
| 89. |
............ translates and executes program at run time line by line |
| A. | compiler |
| B. | interpreter |
| C. | linker |
| D. | loader |
| Answer» B. interpreter | |
| 90. |
is an OOP principle |
| A. | structured programming |
| B. | procedural programming |
| C. | inheritance |
| D. | linking |
| Answer» C. inheritance | |
| 91. |
COBOL is widely used in application s |
| A. | commercial |
| B. | scientific |
| C. | space |
| D. | mathematical |
| Answer» A. commercial | |
| 92. |
RAM stands for |
| A. | random origin money |
| B. | random only memory |
| C. | read only memory |
| D. | random access memory |
| Answer» D. random access memory | |
| 93. |
1 Byte =? |
| A. | 8 bits |
| B. | 4 bits |
| C. | 2 bits |
| D. | 9 bits |
| Answer» A. 8 bits | |
| 94. |
SMPS stands for |
| A. | switched mode power supply |
| B. | start mode power supply |
| C. | store mode power supply |
| D. | single mode power supply |
| Answer» A. switched mode power supply | |
| 95. |
The device used to carry digital data on analogue lines is called as |
| A. | modem |
| B. | multiplexer |
| C. | modulator |
| D. | demodulator |
| Answer» A. modem | |
| 96. |
VDU is also called |
| A. | screen |
| B. | monitor |
| C. | both 1 & 2 |
| D. | printer |
| Answer» C. both 1 & 2 | |
| 97. |
BIOS stands for |
| A. | basic input output system |
| B. | binary input output system |
| C. | basic input off system |
| D. | all the above |
| Answer» A. basic input output system | |
| 98. |
Father of “C‘ programming language |
| A. | dennis ritchie |
| B. | prof john keenly |
| C. | thomas kurtz |
| D. | bill gates |
| Answer» A. dennis ritchie | |
| 99. |
The instructions that tell a computer how to carry out the processing tasks are referred to as computer......... |
| A. | programs |
| B. | processors |
| C. | input devices |
| D. | memory modules |
| Answer» A. programs | |
| 100. |
An area of a computer that temporarily holds data waiting to be processed is.......... |
| A. | cpu |
| B. | memory |
| C. | storage |
| D. | file |
| Answer» B. memory | |
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