Important Question Answer Series For HPSSC JOA IT (Post Code -939) Set-3
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46. The least powerful computer is:
A. Minicomputer
B. Microcomputer
C. Mainframe computer
D. None of the above
47. The Central Processing Unit (CPU) consists of:
A. Registers and Arithmetic Logic Unit
B. Instruction Decoding Circuit
C. A control and timing section
D. All of the above
48. The main purpose of the supercomputer is:
A. High speed calculations
B. Weather forecasting
C. Data Retreieval operations
D. None of the above
49. What are the two essential parts of the Computer?
A. Keyboard and Mouse
B. Hardware and Software
C. Printer and Screen
D. Monitor and Keyboard
50. Future Generation computers will be based on:
A. Online processing
B. Artificial intelligence
C. Time sharing
D. None of the above
51. The basic operations performed by a computers are:
A. Arithmetic operation
B. Logical operation
C. Storage and relative
D. All of the above
52. The earliest calculating devices are:
A. Abacus
B. Clock
C. Difference Engine
D. None of the above
53. The Analytical Engine developed during First Generation of computers used memory unit.
A. RAM
B. Floppies
C. Punch Cards
D. Counter Wheels
54. The man who built the first Mechanical Calculator was:
A. Joseph Marie Jacquard
B. John Mauchly
C. Blaise Pascal
D. Harward Ailken
55. Punched cards were first introduced by:
A. Powers
B. Pascal
C. Jacquard
D. Herman Hollerith
56. Computers built in the First Generation of computers were:
A. Transistor
B. Electro-mechanical
C. Electrical
D. None of the above
57. Floppy Disk Drives were first introduced by which of the following computer manufacturers?
A. IBM
B. Sony
C. Panasonic
D. Compaq
58. Supercomputer were primarily designed by:
A. Seymour Cray
B. IBM
C. Hewlett-Packard
D. C-DAC
59. The floppy drive have:
A. Magnetic coating
B. Silver coating
C. Gold coating
D. Lead coating
60. Which electronic component was used in second generation?
A. Vacuum tubes
B. Transistors
C. IC chips
D. All of the above
61. VLSI (Very-large scale integration) Integration Circuit technology was used in which generation?
A. first generation
B. second generation
C. third generation
D. fourth generation
62. IC chips was used in:
A. first generation
B. second generation
C. third generation
D. fourth generation
63. ENIAC was the computer of:
A. first generation
B. second generation
C. third generation
D. fourth generation
64. Manchester Mark I computer was based on:
A. stored program concept
B. processing concept
C. electronic change concept
D. All of the above
65. What was the size of chip used in third generation?
A. less than 8 mm
B. less than 5 mm
C. less than 2 mm
D. less than 5 mm
66. EDVAC is:
A. Electronic Detected Variable Automatic Computer
B. Electronic Discrete Variable Automatic Computer
C. Electronic Discrete Valuable Automatic Computer
D. Electronic Developed Valuable Automatic Computer
67. How many vacuum tubes was used in ENIAC?
A. 8,498
B. 19,230
C. 17,468
D. 13,621
68. Integrated circuits contained:
A. Vaccum tube
B. transistor
C. condensor
D. resistance
69. Which number system is usually followed in a typical 32-bit computer?
A. binary
B. decimal
C. hexadecimal
D. octal
70. Word length of a Personal Computer is
A. 4 bits
B. 8 bits
C. 32 bits
D. None of these
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