Digital Computer Electronics MCQ Questions & Answers | Computer Science

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91.
Convert the 1000 0000 0000 1111 signed binary number to decimal number.

A. 15

B. -15

C. -30

D. 30

E. None of the above

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92.
The _____ is a sequence of instructions that tells the computer how to process the data.

A. data

B. program

C. controls

D. instruction

E. None of the above

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93.
The output of the following gate is 1 only if at least one of its inputs is 0.

A. AND gate

B. OR gate

C. NAND gate

D. NOR gate

E. None of the above

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94.
The highest decimal number that can be represented with 10 binary digits is

A. 1023

B. 1024

C. 512

D. All of the above

E. None of the above

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95.
The clock signals are used in sequential logic circuits

A. to tell the time of the day

B. to tell how much time has elapsed since the system was turned on

C. to carry serial data signals

D. to synchronize events in various parts of a system

E. None of the above

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96.
In boolean algebra, the overbar stands for the NOT operation, the plus sign stands for the _____ operation.

A. AND

B. OR

C. NAND

D. NOR

E. None of the above

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97.
The reduced form of the Boolean expression (A+B)(A+C) is:

A. AB+AC

B. A+B+C

C. AC+B

D. A+BC

E. None of the above

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98.
A full-adder adds _ bits, and producing a SUM and a _

A. 8, SUBTRACTION

B. 3, CARRY

C. 16, DIVIDE

D. All of the above

E. None of the above

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99.
The radix of the binary number is:

A. 3

B. 1

C. 2

D. 10

E. None of the above

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100.
An XOR gate recognizes only words with an _____ number of 1's.

A. even

B. odd

C. different

D. All of the above

E. None of the above

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Digital Computer Electronics MCQ Questions & Answers | Computer Science

91. Convert the 1000 0000 0000 1111 signed binary number to decimal number.

Answer & Solution

92. The _____ is a sequence of instructions that tells the computer how to process the data.

Answer & Solution

93. The output of the following gate is 1 only if at least one of its inputs is 0.

Answer & Solution

94. The highest decimal number that can be represented with 10 binary digits is

Answer & Solution

95. The clock signals are used in sequential logic circuits

Answer & Solution

96. In boolean algebra, the overbar stands for the NOT operation, the plus sign stands for the _____ operation.

Answer & Solution

97. The reduced form of the Boolean expression (A+B)(A+C) is:

Answer & Solution

98. A full-adder adds _____ bits, and producing a SUM and a _____

Answer & Solution

99. The radix of the binary number is:

Answer & Solution

100. An XOR gate recognizes only words with an _____ number of 1's.

Answer & Solution

Read More Section(Digital Computer Electronics)

91.
Convert the 1000 0000 0000 1111 signed binary number to decimal number.

92.
The _____ is a sequence of instructions that tells the computer how to process the data.

93.
The output of the following gate is 1 only if at least one of its inputs is 0.

94.
The highest decimal number that can be represented with 10 binary digits is

95.
The clock signals are used in sequential logic circuits

96.
In boolean algebra, the overbar stands for the NOT operation, the plus sign stands for the _____ operation.

97.
The reduced form of the Boolean expression (A+B)(A+C) is:

98.
A full-adder adds _ bits, and producing a SUM and a _

99.
The radix of the binary number is:

100.
An XOR gate recognizes only words with an _____ number of 1's.