Question 1 of 5
What does abs(-8) return?
Absolute value is the non-negative magnitude for a real number.
abs() returns 8 for -8.
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Quiz
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Python numeric built-ins: Quick Check
Check your understanding of abs(), divmod(), and pow().
5 questions
~5 min
Knowledge check
Python numeric built-ins: Quick Check
Check your understanding of abs(), divmod(), and pow().
- Stuck? Each question has an optional hint.
- Skip a hard question and review it before your results.
- Questions and answer options can shuffle between attempts.
You can retake this quiz whenever you like.
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Question 2 of 5
What is divmod(17, 5)?
The first value is the quotient and the second is the remainder.
17 // 5 is 3 and 17 % 5 is 2.
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Question 3 of 5
If q, r = divmod(a, b), how can you reconstruct a?
Multiply the quotient by the divisor, then add the remainder.
The quotient/remainder identity is q * b + r == a.
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Question 4 of 5
Which expression has the same arithmetic meaning as pow(4, 3)?
The first argument is the base.
The two-argument pow() form is equivalent in arithmetic meaning to base ** exp.
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Question 5 of 5
What does pow(3, -1, 11) compute?
A negative exponent is allowed in the three-argument integer form when an inverse exists.
pow(3, -1, 11) returns an integer whose product with 3 is congruent to 1 modulo 11.
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Quiz results
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What does abs(-8) return?Hint used
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What is divmod(17, 5)?Hint used
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If q, r = divmod(a, b), how can you reconstruct a?Hint used
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Which expression has the same arithmetic meaning as pow(4, 3)?Hint used
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What does pow(3, -1, 11) compute?Hint used