Comments documentation coding

// Why add comments to code?

// more than one is true!

• retain the code tips for yourself

• explain code to others

• disable code for a moment of problem solving

• All true:

Syntax: Leave a comment in code by starting the line with _____

• //

• blanks

• indent

• $

Programmers use comments to:

• debug issues in code

• document how code was written for other programmers to use

• decide which components are important to use

An advantage to using comments in your code is:

• It makes your code run better

• It runs the code in slow motion, step by step

• it describes parts of your code so others can understand it or improve it

• comments are necessary in order to call a function

When creating a program, how does the use of comments help a computer scientist debug problems?

• Comments show the exact location of bugs.

• Comments are optional

• Comments can disable code temporarily.

• // comment

  var x = 0;

Form of program documentation written into the program to be read by people.

• Comment

• Documentation

• Input

• Output

What did the grey hair person put in their code?
This explains the finished project.
The answer is: comments

Giving variables clear names creates code that documents what is happening and helps other programmers understand your code

• False

• True

• Decoy
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