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Digital Computer Electronics MCQ

Conversion of decimal number 9910 to hexadecimal number is

Answer

Correct Answer: 6316

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Conversion of an octal number 608 to binary number is

Answer

Correct Answer: 1100002

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A flip-flop can store

Answer

Correct Answer: One bit of data

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Conversion of a hexadecimal number 6316 to binary number is

Answer

Correct Answer: 11000112

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Which of the following logic families use bipolar transistors?

Answer

Correct Answer: TTL

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Conversion of binary number 1011012 to its decimal number is

Answer

Correct Answer: 4510

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

Answer

Correct Answer: -15

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Conversion of binary number 11011001111110002 to hexadecimal number is

Answer

Correct Answer: D9F816

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Binary means _____

Answer

Correct Answer: Two

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Conversion of binary number 11000112 to its decimal number is

Answer

Correct Answer: 9910

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When the LOAD input of a buffer register is active, the input word is stored on the next positive _____ edge.

Answer

Correct Answer: Clock

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A flip-flop is a _____ element that stores a binary digit as a low or high voltage.

Answer

Correct Answer: Memory

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

Answer

Correct Answer: Program

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With a JK master-slave flip-flop the master is cocked when the clock is _____ and the slave is triggered when the clock is _____

Answer

Correct Answer: High, low

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Which function of positive logic is equivalent to OR function in negative logic?

Answer

Correct Answer: AND

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One way to simplify the sum-of-products equation is to use boolean algebra. Another way is the _____ map.

Answer

Correct Answer: Karnaugh

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

Answer

Correct Answer: NAND gate

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

Answer

Correct Answer: Odd

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Conversion of 10110112 to it's decimal equivalent is

Answer

Correct Answer: 9110

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When an inverter is placed between both inputs of an SR flip-flop, the resulting flip-flop is

Answer

Correct Answer: D flip-flop

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