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Digital Circuit and Microprocessor MCQs

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Practice free Digital Circuit and Microprocessor multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 363 questions — no login required.

Question 10easy
The binary division 110002 + 1002 gives
Question 11easy
The number 128 is equivalent to decimal
Question 12easy
The number 1001012 is equivalent to octal
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Question 13easy
The number 178 is equivalent to binary
Question 14easy
Which of the following is NOT an octal number?
Question 15easy
The binary equivalent of A16 is
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Question 16easy
BCD code is
Question 17easy
Which of the following combination (s) is/are 4-bit in the invalid BCD code?
Question 18easy
Octal coding involves grouping the bits in