Python - Lesson 2 - Data Types and Arithmetic Operators

How can we ask the user to give us a value in Python?

• input()

• print()

• value()

• get()

Answer explanation

To ask the user for a value in Python, we use the input() function. This function allows the user to input a value which can then be stored or processed in the program.

What function can we use to check which variable type Python has assigned?

• check()

• assign()

• type()

• verify()

Answer explanation

The correct function to check which variable type Python has assigned is type(). It returns the type of the variable as an output.

What is the purpose of the round() function in Python?

• Incrementing variables

• Asking for user input

• Converting data types

• Rounding off numbers

Answer explanation

The purpose of the round() function in Python is to round off numbers to the nearest integer or a specified number of decimal places.

What is the correct way to increment a variable in Python?

• increment(var)

• var = var + 1

• var += 1

• var++

Answer explanation

The correct way to increment a variable in Python is by using 'var += 1'. This shorthand notation adds 1 to the variable 'var'.

What is the correct way to convert a floating number to an integer in Python?

• to_int()

• convert()

• float()

• int()

Answer explanation

The correct way to convert a floating number to an integer in Python is by using the int() function.

What is the correct way to concatenate two strings in Python?

• concat()

• merge()

• join()

• +

Answer explanation

The correct way to concatenate two strings in Python is by using the '+' operator. This operator combines the two strings into a single string.