Python In Practice - 15 Projects to Master Python - abs( )

The video tutorial introduces Python's built-in functions, focusing on the abs() function. It explains how abs() returns the absolute value of a number and demonstrates its use with integers, floats, and complex numbers. The tutorial highlights the function's limitations with non-numeric data types and showcases practical applications, such as converting negative numbers to positive and calculating the magnitude of complex numbers. The session concludes with a brief mention of upcoming topics.

What is the primary purpose of the absolute function in Python?

• To return the absolute value of a number

• To convert a number to a string

• To calculate the factorial of a number

• To find the square root of a number

What will the absolute function return when given a negative integer?

• The positive equivalent of the integer

• The same negative integer

• Zero

• An error message

If you pass a string to the absolute function, what will happen?

• It will return the length of the string

• It will convert the string to uppercase

• It will return the first character of the string

• It will raise an error

What does the absolute function return when given a complex number?

• The real part of the complex number

• The magnitude of the complex number

• An error message

• The imaginary part of the complex number

Which of the following is a correct use of the absolute function?

• abs([1, 2, 3])

• abs(-5)

• abs({'key': 'value'})

• abs('hello')