Digital Arithmetic Operations and Circuits Questions and Answers
Digital Arithmetic Operations and Circuits play an essential role in programming questions and answers related to computer architecture and electronics. This topic covers binary addition, subtraction, multiplication, division, and their implementation using combinational circuits like adders and multiplexers. Understanding these fundamentals helps candidates prepare for GATE, ISRO, and DRDO exams where logic design questions are common. Practicing digital electronics MCQs and circuit-based problems improves analytical skills and strengthens the foundation for embedded and VLSI design interviews.
Digital Arithmetic Operations and Circuits
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92 questions
51. Why is a fast-look-ahead carry circuit used in the 7483 4-bit full-adder?
- to decrease the cost
- to make it smaller
- to slow down the circuit
- to speed up the circuit
53. What logic function is the sum output of a half-adder?
- AND
- exclusive-OR
- exclusive-NOR
- NAND
54. The binary adder circuit is designed to add ________ binary numbers at the same time.
- 2
- 4
- 6
- 8
55. An ALU is a multipurpose device capable of providing several different logic operations.
- TRUE
- FALSE
60. Overflow indicators in ALU circuits indicate when add or subtract operations produce results that are too large to fit into four bits.
- TRUE
- FALSE