PCAP-31-03 by Python Institute Actual Free Exam Q&As

Question 1

What would you use instead of XXX if you want to check whether a certain ' key' exists in a dictionary called diet? (Select two answers) II if XXX:
print("Key exists")

A. 'key' in diet.keys() B. diet['key'] != None C. diet.exists('key') D. 'key' in diet

Discussion 0

Correct Answer: A,B Vote an answer

Question 2

What is the expected behavior of the following code?

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

Discussion 0

Correct Answer: D Vote an answer

Question 3

What is the expected behavior of the following code?

It will:

A. cause a runtime exception B. prints 3 C. print 0 D. print an empty line

Discussion 0

Correct Answer: A Vote an answer

Question 4

What is the expected output of the following code?

A. 4 B. an exception is raised C. 16 D. 1

Discussion 0

Correct Answer: D Vote an answer

Question 5

Python's built-in function named open () tries to open a file and returns:

A. always None B. an error code (0 means success) C. an integer value identifying an opened file D. a stream object

Discussion 0

Correct Answer: D Vote an answer

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Question 6

A file name like this one below says mat: (select three answers)
services. cpython-36.pyc

A. the interpreter used to generate the file is version 3.6 B. it is the 36th version of the file C. the file comes from the services . py source file D. it has been produced by CPython

Discussion 0

Correct Answer: A,C,D Vote an answer

Question 7

If you need to serve two different exceptions called Ex1 and Ex2 in one except branch, you can write:

A. except Ex1, Ex2: B. except Ex1+Ex2: C. except (ex1, Ex2): D. except Ex1 Ex2:

Discussion 0

Correct Answer: B Vote an answer

Question 8

Which one of the platform module functions should be used to determine the underlying platform name?

A. platform.platform () B. platform.processor() C. platform.python_version() D. platform.uname ()

Discussion 0

Correct Answer: C Vote an answer

Question 9

Which of the following expressions evaluate to True? (Select two answers)

A. 'xyz'.lower() 'XY' B. 121 +1 == int ('1' + 2 * '2') C. float ('3.14') == str('3.'+'14') D. '8' + '8' !=2 * '8'

Discussion 0

Correct Answer: A,B Vote an answer

Question 10

What is true about Python packages? (Select two answers)

A. a code designed to initialize a package's state should be placed inside a file named init.py B. the sys.path variable is a list of strings C. a package contents can be stored and distributed as an mp3 file D. _pycache_is a folder that stores semi-completed Python modules

Discussion 0

Correct Answer: B,D Vote an answer

Question 11

What is the expected behavior of the following code?

It will

A. cause a runtime exception B. print 1 2 C. print 2 1 D. print <generator object f at (some hex digits)>

Discussion 0

Correct Answer: B Vote an answer

Question 12

What is a true about python class constructors? (Select two answers)

A. the constructor is a method named_init_ B. there can the more than one constructor in a Python class. C. the constructor must return a value other than None D. the constructor must have at least one parameter

Discussion 0

Correct Answer: A,D Vote an answer

Python Institute Certified Associate in Python Programming - PCAP-31-03 Exam Practice Test