DOEACC CCC Sample Question Paper

DOEACC CCC Sample Question Paper :

Computer Fundamentals CCC Model Paper

This is the First Part of the DOEACC CCC Sample Question Paper of total of 125 no. of Questions with Answers. In this section, there are 25 questions based on Computer Fundamentals CCC Model Paper with Answers.

1. Where does a computer add and compare data?

Ans. CPU chip

2. Computer can not do anything without a ______

Ans. Program

3. The word ‘Computer’ usually refers to the Central Processor Unit plus ______

Ans. Internal memory.

4. A computer is a box full of electronics ______

Ans. Switching devices.

5. Which of the following belongs to the first generation of computers?

Ans. UNIVAC and ENIAC.

6. What hardware was used by first-generation computers?

Ans. Valves

7. Processors of all computers, whether micro, mini, or mainframe must have…….

Ans. (i) ALU  (ii) Primary storage (iii) Control Unit.

8. A collection of eight bits is called ______

Ans. Byte.

9. The basic components of a modern digital computer are :

Ans. (i) Input device  (ii) Output device (iii) Central processor

10. Control Unit of a digital computer is often called the ______

Ans. Nerve center.

11. A typical modern computer uses ______

Ans.  LSI Chips And VLSI Chips

12. An Integrated Circuit (IC) is ______

Ans. Fabricated on a tiny silicon chip

13. A computer program consists of ______

Ans. Algorithms are written in the computer’s language.

14. The term “memory” applies to which one of the following______

Ans. Logic.

15. Which is the most powerful type of computer?

Ans. Supercomputer.

16. Which is not true for primary storage?

Ans. (i) Information must be transferred to primary storage. (ii) It is relatively moving expensive. (iii) It allows very fast access to data (iv) It is a part of the CPU.

17. The most common input device used today is______

Ans. Keyboard.

18. What is the control unit’s function in the CPU?

Ans. To decode program instructions.

19. The Central Processing Unit (CPU) consists of :

Ans. Control unit, arithmetic-logic unit, and primary storage.

20. Where was India’s first computer installed and when?

Ans. Indian Statistical Institute, Calcutta, 1955.

21. The first electronic digital computer contained?

Ans. Electronic valves

22. The first computer made available for commercial use was ______

Ans. UNIVAC

23. The first computer used to store a program ______

Ans. EDSAC

24. Who is called the “Grandfather” of the computer?

Ans. Charles Babbage.

25. The first mechanical computer designed by Charles Babbage was called :

Ans. Analytical Engine. 

CCC Question Bank

This is the second part of the CCC Sample Paper of total of 125 no. of Questions with Answers. In this particular part, there are total of 25 questions from question no. 26 to 50. And these questions are mainly based on Computer Fundamental and named as CCC Question Bank.

CCC Model Question Paper

51. Which of the following memory is capable of operation at electronic speed?

Ans. Semiconductor memory.

52. People typically interface with a computer-based system when :

Ans. (i) Information must be output (ii) Data must be input (iii) Information must be reviewed (iv) The computer needs a direction (or instruction) in order to process data

53. Supercomputers are primarily useful for :

Ans. Mathematical-intensive scientific applications

54. First generation computers are characterized by :

Ans. Magnetic drum for storage.

55. The octal equivalent of hexadecimal number 3DE is :

Ans. 1736.

56. The binary equivalent of the Octal number 13.54 is :

Ans. 1011.1011.

57. A Winchesters disk is a :

Ans. Disk Stack or Disk Pack.

58. Which holds the ROM, CPU, RAM, and expansion cards?

Ans. Motherboard.

59. The instructions for starting the computer are housed on :

Ans. Read-only memory chips.

60. Which of the following is responsible for coordinating various operations using timing signals?

Ans. Control unit.

61. The register which keeps track of the executing of a program and which contains the memory address of the instruction that is to be executed next is:

Ans. Program counter.

62. The register which contains the data to be written into or readout of the addressed location is known as :

Ans. Memory data register.

63. The register which holds the address of the location to or from which data are to be transferred is known as :

Ans. Memory address register.

64. The ALU of a computer normally contains a number of high speed storage elements called :

Ans. Registers.

65. Memories in which any location can be reached in a fixed (and short) amount of time after specifying its address is called :

Ans. Random Access Memory.

66. A device or peripheral equipment which is not in direct communication with the CPU of a computer is known as :

Ans. Off-line device.

67. A storage device used to compensate the difference in the flow of data is known as :

Ans. Buffer.

68. Which of the following registers hold the information before it goes to the decoder :

Ans. Data register.

69. How many units in a single bus structure communicate at a time?

Ans. Two.

70. CD-ROM has how many Tracks :

Ans.  One.

71. A name or number used to identify a storage location is called :

Ans. An address.

72. The access method used for cassette tape is :

Ans. Sequential.

73. The following storage is volatile ______

Ans. Semiconductor memory.

74. The difference between memory and storage is that memory is ______ and storage is ______

Ans. Temporary, permanent.

75. Which is true about GUIs?

Ans. (i)  They make computers easier to use for nonprofessionals (ii) They use icons and menus that users can select with a mouse.

CCC Fundamental Question

This is the fourth part of DOEACC CCC Sample Question Paper of 25 Questions with Answers from question no. 76 to 100. This CCC Paper Set of 25 Questions with Answers is based on

76. A floppy disk contains :

Ans. Both circular tracks and sectors.

77. The octal equivalent of 111010 is :

Ans. 72

78. The first electronics computer in the world was :

Ans. ENIAC.

79. The most commonly used standard data code to represent alphabetical, numerical and punctuation characters used in Electronic Data Processing system is called :

Ans. ASCII.

80. First generation computers are characterized by :

Ans. Vacuum tubes and magnetic drum.

81. What was the computer conceived by Babbage?

Ans. Analytical Engine.

82. The input unit of a computer :

Ans. feeds data to the CPU or memory.

83. Which of the following is used as storage locations both in the ALU and the control section of a computer?

Ans. register.

84. Offline device is :

Ans. A device which is not connected to the CPU

85. The unit of a computer system that executes program, communicates with, and often controls the operation of other subsystems of the computer is known as :

Ans. CPU.

86. The following registers are loaded with the contents of the memory location pointed by the PC ______

Ans. Instruction Register.

87. Which of the following registers is used to keep track of the address of the memory location where the next instruction is located?

Ans. Program Counter.

88. The magnetic storage chips used to provide nonvolatile direct access storage of data and that have no moving parts are known as :

Ans. Magnetic bubble memory.

89. Which American computer company is called Big Blue?

Ans. IBM.

90. The first electronic general purpose digital computer built by Mauchly and Eckert called  ENIAC did not work on the stored program principle. How many numbers could it store in its internal memory?

Ans. 20

91. A term associated with the comparison of processing speeds of different computer systems is :

Ans. MIPS.

92. Which chips are erasable by ultra-violet rays after removing them from the main circuit?

Ans. EPROM chips.

93. The binary equivalent of the Hexadecimal number 7BD is :

Ans. 11110111101.

94. The octal equivalent of the number 11010.1011 is:
    Ans. 32.15.
95. The organized set of instructions to direct the computer in solving a problem is called.

Ans. Program.

96. A high speed device used in CPU for temporary storage during processing is called :

Ans. A register.

97. Who invented the microprocessor?

Ans. Marcian E Huff.

98. CAD stands for :

Ans. Computer Aided Design.

99. The unit of speed used for supercomputers is :

Ans. GFLOPS.

100. Which of the following is used to hold ROM, RAM, CPU, and expansion cards?
     Ans. Motherboard

CCC Questions with Answers

Now you are in the final set of CCC Questions with Answers of 25 Questions.

101. A dumb terminal has :

Ans. A keyboard and screen.

102. Impact printers :

Ans.  Strike a ribbon against the paper to produce character images.

103. Diskettes and hard disks are :

Ans. Direct access devices.

104. The disadvantage of dynamic RAM over static RAM is :

Ans. need to refresh the capacitor charge every once in two milliseconds.

105. The following memories must be refreshed many times per second?

Ans. Dynamic RAM.

105. Which memory is nonvolatile and may be written only once?

Ans. PROM.

106. The memory which is programmed at the time it is manufactured :

Ans. ROM.

107. The decimal equivalent of octal number 56 is :

Ans. 66

108. The decimal equivalent of binary number 0.0111 is :

Ans. 0.4375.

109. The binary code of (21.125)10is :

Ans. 10101.001.

110. The binary code of (73)10is :

Ans. 1001001.

111. The range of numbers which can be stored in an eight register (with a left bit for sign) is :

Ans. –128 to + 128.

112. The first digital computer built with IC chips was known a :

Ans. IBM System/360

113. Which computer was the first to use a stored program?

Ans. EDSAC.

114. The first integrated circuit chip was developed by :

Ans. J. S. Kilby.

115. What is true of the ENIAC?

Ans. It used vacuum tubes in place of electromagnetic relays.

116. In the third generation of computers :

Ans. online, realtime systems first became popular.

117. Which of the following are used to quickly accept, store, and transfer data and instructions that are being used immediately by the CPU?

Ans. registers.

118. Which is used for manufacturing chips?

Ans. semiconductor.

119. Which holds data and processing instructions temporarily until the CPU needs it?

Ans. Main memory.

120. The parity bit is added for______purposes.

Ans. Error-detection.

121. ______can be programmed one time by either the manufacturer or the computer user. Once programmed, it cannot be modified :

Ans. PROM.

122. Different components on the motherboard of a PC processor unit are linked together by sets of parallel electrical conducting lines. What are these lines called?

Ans. Buses.

123. Why is a desktop computer called a personal computer?

Ans. Because only one person can use it at any point in time.

124. The word size of a microprocessor refers to :
     Ans. the amount of information that can be stored in a cycle.

125. The primary memory of a personal computer consists of :
     Ans. Both ROM and RAM.