PCAP Sample Questions & Answers
Explores object-oriented programming in Python, by far the biggest weight, plus list comprehension, lambda functions and closures, built-in string methods and character representation, handling and extending exceptions, and importing modules and packages.
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- Question 1
A method for passing the arguments used by the following snippet is called:
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Correct answer: D
Reference: https://www.techbeamers.com/python-function/
- Question 2Select 2
You need data which can act as a simple telephone directory. You can obtain it with the following clauses (Select two relevant variants; assume that no other items have been created before)
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Correct answers: C, D
C, D
C, D
- Question 3Select 2
A class constructor (Select two answers)
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Correct answers: A, D
A, D
A, D
- Question 4
If you need to serve two different exceptions called Ex1 and Ex2 in one except branch, you can write:
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Correct answer: B
- Question 5
What is the expected output of the following snippet?
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Correct answer: A
A
- Question 6
A two-parameter lambda function raising its first parameter to the power of the second parameter should be declared as:
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Correct answer: D
D
- Question 7
The following class hierarchy is given. What is the expected out of the code?
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Correct answer: D
D
- Question 8Select 2
If you need a function that does nothing, what would you use instead of XXX? (Select two answers)
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Correct answers: A, D
A, D -- Reference: https://www.pythoncentral.io/python-null-equivalent-none/
A, D -- Reference: https://www.pythoncentral.io/python-null-equivalent-none/
- Question 9
Is it possible to safely check if a class/object has a certain attribute?
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Correct answer: B
- Question 10
The following expression
is:
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Correct answer: D
D
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