Which statement accurately describes how items are added to and removed from a stack?

What is a base case in a recursive function?

Why is it considered good practice to open a file from within a Python script by using the with keyword?

Why would you use a virtual environment?

What is the correct way to run all the doctests in a given file from the command line?

What is a lambda function ?

How would you declare a list x in Python with predefined values of 1, 2 and 3 ?

The statement 'a,b = b,a' is a valid way to successfuly switch the values of the variables a and b in Python.

What is the del statement used for?

When defining a class, what controls which parameters that may be passed when the class is instantiated?

Which Internet protocols is supported by Python libraries: HTTP, FTP, SMTP, POP3, IMAP4, NNTP, Telnet?