Q
Medium 2 Marks
Computer Studies Data Representation
In binary subtraction what happens when you compute 0 - 1?
Explanation
When subtracting 1 from 0 in binary you must borrow from the next higher digit similar to borrowing in decimal subtraction.
Reference: Computer Studies Textbook , Page 8
Hint
What do you do in decimal subtraction when a column digit is too small?
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