Practice Next Steps In Learning Programming Paradigms (3.4.2) - Understanding Overflow in Signed and Unsigned Arithmetic

Practice: Next Steps in Learning Programming Paradigms

Lesson 3.4.2Understanding Overflow in Signed and Unsigned Arithmetic

Practise this section

8 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
2 questions · about 1 min · pass mark 70%. Hints available.
Sign up to start the quiz

6 sample questions

Question 1.
What flag is set when an addition operation results in zero?
Show hintHide hint
Think about what condition indicates no value remains.
Question 2.
Define the Overflow Flag.
Show hintHide hint
What do you call it when results exceed limits?
3Question 3.
What does the Overflow Flag indicate in arithmetic operations?
- It indicates a carry
- It indicates the result is zero
- It indicates an overflow occurred
Show hintHide hint
What do we call it when computations exceed limits?
4Question 4.
True or False: The Negative Flag is set when the result is positive.
- True
- False
Show hintHide hint
Think about how a binary representation defines positivity or negativity.
Question 5.
If you add two signed integers, -3 and -5, what flags are set?
Show hintHide hint
Think about what the result would be in 8-bit signed integer representation.
Question 6.
For 8-bit unsigned arithmetic, what would be the output and flags after adding 127 to 130?
Show hintHide hint
Examine how bits wrap around in this case.

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