Brainy Bites: Python

What is the correct syntax for declaring a variable in Python?

•  x = 5

• int x = 5

• var x = 5

• variable x = 5

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

• // This is a comment

• # This is a comment

•  /* This is a comment */

• <!-- This is a comment -->

What will be the output of the following Python code?

x = "Hello"

y = "World"

print(x + y)

• HelloWorld

• Hello World

• SyntaxError

• Hello + World

What does the "elif" keyword represent in Python's control structures?

•  It is used to define a function in Python

• It signifies the end of a conditional block

• It stands for "else limit" and is used for loop conditions

• It is short for "else if" and is used for multiple branching conditions

Which keyword is used to define a function in Python?

• def

• func

• define

• function

In Python, what is the purpose of the "return" keyword in a function?

• To print a value to the console

• To stop the function's execution

• To return a value to the function call

• To exit the function and return to the main program

A dictionary in Python is a collection of

• value pairs

• many pairs

• list-value pairs

• key-value pairs

Lists are mutable, means

• it is a dictionary

• it is none of the above

• its elements can be modified

• its elements can not be modified

A class is a blueprint or a template for creating ________ .

• class

• object

• variable

• assignment

Which of the following data structures is provided by Pandas?

• Set

• Tuple

• Array

• DataFrame