Python Programming Language

Python Variable MCQ

⛪ Programming Language > Python Programming Language

Test your knowledge of Python variables with these MCQs. From the basics of variable assignment and naming conventions to advanced concepts such as variable scope, global variables, and variable mutation, our Python Variable MCQs cover a wide range of topics. Whether you're a beginner learning the fundamentals of variables in Python or an experienced developer looking to reinforce your knowledge, these MCQs will help you master variables in Python and become a proficient Python programmer.

Q 1: What will be the output after the following statements? 
x = y = z = 8
print(y)

  • A x
  • B z
  • C y
  • D 8

Q 2: What will be the value of x, y and z after the following statement? 

x = y = z = 300

  • A All three will have the value of 3
  • B All three will have the value of 100
  • C All three will have the value of 300
  • D x and y will have arbitrary values, while z will have the value of 300

Q 3: What will be the value of x, y and z after the following statement? 
x, y, z = 3, 4, 5

  • A All three will have the value of 3
  • B All three will have the value of 345
  • C x will have the value of 3, y will have the value 4 and z will have the value of 5
  • D x and y will have arbitrary values, while z will have the value of 345

Q 4: What type of error is shown when you use a variable without assigning an initial value?

  • A Not defined
  • B Not assigned
  • C Not a variable
  • D Not declared

Q 5: Which of the following is not a valid variable name?

  • A abc
  • B abc123
  • C 123abc
  • D abc_123

Q 6: Which of the following is a valid variable name?

  • A a$1
  • B a1
  • C 1a
  • D abc 123

Q 7: What will be the output after the following statements? 
a = 15
b = a
a = 25
print(a,b)

  • A 25 15
  • B 15 25
  • C a 15
  • D 25 a

Q 8: What will be the output after the following statements? 
a = 0
b = 5
c = 10
a = b
b = c
c = a
print(a, b, c)

  • A 0 5 10
  • B 5 10 10
  • C 5 10 5
  • D 5 5 10

Q 9: What will be the output after the following statements? 
b = 15
c = 20
a = b
b = c
c = a
print(b, c)

  • A 20 15
  • B 15 20
  • C a 20
  • D 15 a