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
Showing 10 of
92 questions
71. A sign bit of "1" in the difference of a 2's-complement subtraction problem indicates the magnitude is negative and in true binary form.
- TRUE
- FALSE
73. 10011100 in two's-complement notation has a decimal value of –100.
- TRUE
- FALSE
74. There are four possible combinations for subtracting two binary numbers.
- TRUE
- FALSE
75. It is not necessary to have the same number of bits when adding or subtracting signed binary numbers in the 2's-complement system.
- TRUE
- FALSE
77. The representation of –110 in eight-bit two's-complement notation is 11110111.
- TRUE
- FALSE
78. When the 2's-complement system is used, the number to be subtracted is changed to its 2's complement and then added to the minuend.
- TRUE
- FALSE
79. Full adders can add two numbers and need not have a carry input or a carry output.
- TRUE
- FALSE
80. The VHDL compiler requires libraries to be specified at the beginning of the code if components from those libraries are being used.
- TRUE
- FALSE