In Python, what precisely is a docstring?

What is the importance of code indentation in Python?

How garbage collection is done in Java?

In c#. Print the line given below: "Basic learning module of C#"

How languages pass parameters varies greatly. ALGOL, Pascal, Ada, C, C++, Java, and C# pass arguments differently. Choose the language with the best parameter-passing technique. Explain why you choose your language's approach and why others' are inferior.

A new language with a block structured syntax similar to Algol 60 uses either pass-by-reference or pass-by-value as a parameter passing mechanism, but you don’t know which. Design a test program you can use to find out which parameter passing method it uses and explain how the results of your program will enable you to detect the parameter passing mechanism.

What are some common metacharacters used in regular expressions and what do they represent?

What is the purpose of looping in C#? Name the two main categories of the loops and their respective examples. Which is the fastest loop among all? Just name it.