10 Important Python Fundamentals Questions

Which of the following is not a valid variable name in Python?

• 1_variable

• variable_1

• _variable

• variable1

Write the output:

x = 10

y = 2

x = 5

print(x+x)

• 15

• 7

• 10

• Error

Dictionary is enclosed in_______ brackets.

In Python, what does the "==" operator do?

• Assigns the value on the right to the variable on the left

• Checks if two values are not equal

• Checks if two values are equal

• Converts the value on the left to the type of the value on the right

Which of the following statements is used to define a function in Python?

• define

• my_function

• dif

• def

What is the correct way to comment multiple lines in Python?

• # comment #

• ''' comment '''

• /* comment /

• " comment "

Which data structure in Python is mutable AND ordered?

• Dictionary

• Tuple

• Set

• List

What will be the output of the following code snippet?

• apple

• apple

  banana

• apple

  banana

  cherry

• Error

True or False: The + operator can be used to concatenate strings in Python.

• True

• False

What is the output of the following code?

• Syntax Error

• 5

• 3

• Parameter Error