0 votes 0 votes I told that In digital computers, complements are used for simplifying subtraction operation and logical manipulation. Give an example of logical manipulation where complements are used Digital Logic interview digital-logic + – sh!va asked Dec 28, 2016 sh!va 911 views answer comment Share Follow See all 3 Comments See all 3 3 Comments reply RAJESHWAR YADAV commented Dec 28, 2016 reply Follow Share 2's complement substraction 0 votes 0 votes sh!va commented Dec 28, 2016 reply Follow Share Subtraction is an arithmetic operation. What is an example for logical operation done by complement? 0 votes 0 votes Rishabh Gupta 2 commented Oct 16, 2017 reply Follow Share a comparison is also done by subtraction. And subtraction by 2's complement. So, overall comparison requires complement 0 votes 0 votes Please log in or register to add a comment.