Digital Arithmetic Operations and Circuits MCQs
Practice free Digital Arithmetic Operations and Circuits 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 81 questions — no login required.
Question 55easy
In VHDL, the architecture declaration always begins with the ________ of variable signals or components that will be used in the concurrent description between BEGIN and END.
Question 56easy
When decimal numbers with several digits are to be added together using BCD adders ________.
Question 57easy
The binary adder circuit is designed to add ________ binary number(s) at a time.
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Question 58easy
The 74HC382 ALU can perform ________ operations.
Question 59easy
Subtraction of the 2's-complement system actually involves the operation of ________.
Question 60easy
FC48 – AB91 = ________.
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Question 61easy
In BCD addition, the value ________ is added to any invalid code group.
Question 62easy
In AHDL macrofunctions, the first thing that should go into any source file is ________ your code.
Question 63easy
The binary addition of 1 + 1 = ________.