106. A byte represents a group of
A. 10 bits
B. 40 bits
C. 8 bits
D. 22 bits
✅ The correct answer is option C.
108. In MODEMS
A. Several digital signals are multiplexed
B. A digital signal changes some characteristic of a carrier wave
C. Digital signal is amplified
D. All of the above
✅ The correct answer is option B.
110. The main purpose of the offline device is…….
A. To reduce the no.of operator errors in recording data
B. To save computer time
C. To save floor space in the computer center
D. All of the above
✅ The correct answer is option B.
112. Which of the following is also known as SOROBAN
A. ENIAC
B. Abacus
C. EDSAC
D. UNIVAC
✅ The correct answer is option B.
114. Conversion of an octal number 1068 to binary number is
A. 11100102
B. 10001102
C. 11001102
D. 100001102
✅ The correct answer is option B.
115. What is the name of the printer which prints all the A’s in a line before all the B’s?
A. Thermal printer
B. Electrostatic printer
C. Line printer
D. Ink-jet printer
✅ The correct answer is option C.
79. The proper definition of a modern digital computer is
A. an electronic automated machine that can solve problems involving words and numbers
B. a more sophisticated and modified electronic pocket calculator
C. any machine that can perform mathematical operations
D. a machine that works on binary code
✅ The correct answer is option A.
82. Microprocessor was introduced in which generation of computer?
A. Second Generation
B. Fourth Generation
C. Both (A) and (B)
D. Third Generation
✅ The correct answer is option B.
85. A file that includes an index directory to facilitate random access is
A. Sequential file
B. Indexed file
C. Random file
D. Serial file
✅ The correct answer is option B.
88. The IC was invented at Texas instruments in year 1958 by
A. Jack Kilby
B. Clive Sinclair
C. John Napier
D. Steve Wozniak
✅ The correct answer is option A.