Python Institute PCAP-31-03 Online Practice Questions and Exam Preparation

Python Institute PCAP-31-03 Online Questions & Answers

• Question 91:

  What is the expected output of the following code if the file named non_zero_length_existing_text_file is a non-zero length file located inside the working directory?

  

  A. -1
  C. an errno value corresponding to file not found
  D. 1
  D. 1

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  Explanation

• Question 92:

  What will the value of the i variable be when the following loop finishes its execution?

  

  A. 10
  B. the variable becomes unavailable
  C. 11
  D. 9
  D. 9

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  Explanation

• Question 93:

  What is the expected behavior of the following code?

  

  A. it raises an exception
  B. it outputs 0
  C. it outputs 3
  D. it outputs `None'
  A. it raises an exception

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  Explanation

• Question 94:

  Which of the following statements are true? (Choose two.)

  A. if invoking open () fails, an exception is raised
  B. open () requires a second argument
  C. open () is a function which returns an object that represents a physical file
  D. instd, outstd. errstd are the names of pre-opened streams
  A. if invoking open () fails, an exception is raised
  C. open () is a function which returns an object that represents a physical file

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  Explanation

• Question 95:

  Assuming that the code below has been placed inside a file named code.py and executed successfully, which of the following expressions evaluate to True?

  

  A. len(ClassB.__bases__) ==2
  B. ClassA.__module__ == `__main__'
  C. __name__ == `code.py'
  D. str(Object) == `Object'
  B. ClassA.__module__ == `__main__'

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  Explanation

• Question 96:

  Assuming that the following snippet has been successfully executed, which of the equations are False? (Select two answers)

  

  A. len(a)== len (b)
  B. a [0]-1 ==b [0]
  C. a [0]== b [0]
  D. b [0] - 1 ==a [0]
  C. a [0]== b [0]
  D. b [0] - 1 ==a [0]

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  Explanation

• Question 97:

  What is the expected behavior of the following code?

  

  A. it outputs 3
  B. the code is erroneous and it will not execute
  C. it outputs 1
  D. it outputs 2
  C. it outputs 1

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  Explanation

• Question 98:

  A keyword (Select two answers)

  A. can be used as an identifier
  B. is defined by Python's lexis
  C. is also known as a reserved word
  D. cannot be used in the user's code
  B. is defined by Python's lexis
  C. is also known as a reserved word

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  Explanation

  https://www.programiz.com/python-programming/keywords-identifier

• Question 99:

  Which of the following expressions evaluate to True? (Choose two.)

  A. ord("z") - ord("Z") == ord("0")
  B. len(""" """) > 0
  C. chr(ord(`a') + 1) == `B'
  D. len(`\'') == 1
  B. len(""" """) > 0
  D. len(`\'') == 1

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  Explanation

• Question 100:

  Which of the following expressions evaluate to True? (Choose two.)

  A. ord("Z") - ord("z") == ord("0")
  B. chr(ord(`A') +1) == `B'
  C. len(`\'') == 1
  D. len(""" """) == 0
  B. chr(ord(`A') +1) == `B'
  C. len(`\'') == 1

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  Explanation