Online Coding Lessons Python Coding Basics 2

Question 1

What is the output of: print(2 ** 3) in Python?

Accepted Answer

8

Answer

The ** operator in Python performs exponentiation, so 2 ** 3 equals 2 raised to the power of 3, which is 8.

Question 2

Which loop is used to iterate over a sequence in Python?

Accepted Answer

for loop

Answer

The 'for' loop in Python is used to iterate over sequences like lists, strings, or ranges.

Question 3

What does 'input()' do in Python?

Accepted Answer

Reads user input from the keyboard

Answer

The input() function pauses program execution and waits for the user to type something, then returns the entered text as a string.

Question 4

Which of the following is a valid Python variable name?

Accepted Answer

my_var

Answer

Python variable names can contain letters, numbers, and underscores, but cannot start with a number or contain hyphens or spaces.

Question 5

What is the result of: type(3.14) in Python?

Accepted Answer

Answer

The value 3.14 is a decimal number, so Python classifies it as a 'float' (floating-point number).

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