Practice Introduction To Overflow In Digital Design (2.1.1)

Practise this section

9 questions

Flashcard drill
3 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
Sign up to start the exercise
Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
Sign up to start the quiz

6 sample questions

Question 1.
What happens when you add 1111 and 0001 in a 4-bit system?
Show hintHide hint
Think about the binary calculation.
Question 2.
Define the carry flag.
Show hintHide hint
Relate it to addition operations.
3Question 3.
What is an overflow in digital arithmetic?
Show hintHide hint
Consider the limits of binary representation.
4Question 4.
True or False: The zero flag is set when the result of an operation is not zero.
Show hintHide hint
Think about when a flag would indicate zero.
Question 5.
Design a 4-bit adder and explain how overflow is managed in it.
Show hintHide hint
Use logical gates to illustrate bit flow.
Question 6.
Given two signed 8-bit numbers, -128 and +1, what happens if they are added?
Show hintHide hint
Consider the binary representations of -128 in two's complement.

5 more questions in this section. Enroll free to practise them all.