Exam 1 Python 101 (Tynker)

What do we call the rules for writing Python code?

• Punctuation

• Vocabulary

• Grammar

• Syntax

Which of the following is a valid function call in Python?

• forward(

• forward()

• forward;

• forward

How should variable and function names ideally start in Python?

• With an uppercase letter

• With a number

• With a lowercase letter

• With a symbol

Which of the following is a valid naming convention for variables and functions in Python?

• UPPERCASE

• CamelCase

• snake_case

• kebab-case

Which of the following identifiers is NOT valid in Python?

• 1forward()

• ForWarD()

• forward1()

• oneforward()

What symbol is used to start a single line comment in Python?

• //

• #

• '''

• /*

Which of the following is NOT a rule for naming identifiers in Python?

• Can use letters and numbers

• Can't begin with numbers

• Can't have spaces

• Must use symbols like !, -, .

What does commenting in your code allow you to do?

• Create new Python syntax

• Change how the program runs

• Make the code run faster

• Write explanations or notes within the code

What is the correct syntax for a while loop in Python?

• while condition: commands

• while (condition): commands()

• loop while (condition): commands()

• while [condition] {commands()}

What will happen if the condition in a while loop always evaluates to True?

• The loop will execute a finite number of times.

• The loop will throw an error.

• The loop will execute indefinitely, creating a forever loop.

• The loop will skip its execution.