Python Institute PCAP-31-03 Practice Test : Free Online Preparation

Question 1
- Which of the following snippets output ABC to the screen?
  (Select two answers.)
  A : print('ABCDEF'[:3])
  
  B : print('AXBYCZ'[::-2])
  
  C : print('FEDCBA'[-3:])
  
  D : print('AXBYCZ'[::2])
  
  Answer: A,D
Question 2
- Consider the following code.
  1. data = ['Peter', 'Paul', 'Mary', 'Jane']
  2. res = 0
  Which of the following code snippets will expand the code,
  so that 100 will be printed to the monitor?
  Choose two.
  A : 1. for i in ('Peter', 'Steve', 'Jane'):
  2. if i not in data:
  3. res += 100
  4. print(res)
  
  B : 1. for i in ('Peter', 'Steve', 'Jane'):
  2. if i not in data:
  3. res += 50
  4. print(res)
  
  C : 1. for i in ('Peter', 'Steve', 'Jane'):
  2. if i in data:
  3. res += 100
  4. print(res)
  
  D : 1. for i in ('Peter', 'Steve', 'Jane'):
  2. if i in data:
  3. res += 50
  4. print(res)
  
  Answer: A,D
Question 3
- Knowing that a function named randint()
  resides in the module named random
  choose the proper way to import it:
  A : import randint
  
  B : import randint from random
  
  C : from random import randint
  
  D : from randint import random
  
  Answer: C
Question 4
- Which of the following is the correct order of operator precedence?
  
  A : Parentheses
  Exponents
  Unary positive, negative, not
  Addition and Subtraction
  Multiplication and Division
  And
  
  B : Exponents
  Unary positive, negative, not
  Multiplication and Division
  Addition and Subtraction
  And
  Parentheses
  
  C : Parentheses
  Exponents
  Unary positive, negative, not
  Multiplication and Division
  Addition and Subtraction
  And
  
  D : Exponents
  Unary positive, negative, not
  Parentheses
  Multiplication and Division
  Addition and Subtraction
  And
  
  Answer: C
Question 5
- What is the expected output of the following code?
  print(float('1.3'))
  A : 13
  
  B : 1,3
  
  C : 1.3
  
  D : The code is erroneous.
  
  Answer: C

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