Python Day 2

Which of the following is the correct definition of a variable in Python?

• A variable is a reserved memory location to store values. 

• A variable is a fixed value that cannot change. 

• A variable is a type of function in Python. 

• A variable is used to perform arithmetic operations. 

What is the value of x after executing x = 5 and then x = 10?

• 5

• 10

• 15

• 0

Which of the following variable names is not valid in Python?

• my_var 

• _myvar 

• 2myvar 

• myVar2 

How do you write a single-line comment in Python?

• /* This is a comment */ 

• # This is a comment 

• <!-- This is a comment --> 

• // This is a comment 

Which of the following is a correct way to write a multi-line comment in Python?

• /* This is a multi-line comment */ 

• ''' This is a multi-line comment ''' 

• <!-- This is a multi-line comment --> 

• # This is a multi-line comment 

What is a token in Python?

• A token is a special type of function. 

• A token is the smallest unit in a program. 

• A token is a part of a loop. 

• A token is a type of variable. 

Which of the following is not a type of token in Python?

• Keyword 

• Identifier

• Operator 

• Array 

How many keywords are there in Python 3.8?

• 33

• 35

• 37

• 39

Which of the following is not a keyword in Python?

• True 

• False 

• None 

• define 

Which of the following is not an arithmetic operator in Python?

• +

• -

• *

• ==