Python Quick Checks

Who developed the Python programming language?

Guido Van Rossum

What output is produced by the following code? print(15+30)

45

What value is assigned to the variable num by the following statement if the current value of num is 4? num=num*2

8

What is the Python shell?

A window in which Python statements and expressions are executed immediately

A Python program must be enclosed in curly braces { } to be executed.

False

A Python program must compiled into an executable form before it can be run.

False

In Python, the assignment statement is also an expression.

False

In dynamically typed languages, variables are declared to store a specific type of data.

False

Python 3 is backwards compatible to Python 2.

False

Python variables that represent integers are NOT object reference variables.

False

Running a program that contains errors will cause the Thonny development environment to terminate.

False

The Python programming language was so named after a snake was discovered in the creator's office.

False

The assignment operator has higher precedence than the arithmetic operators.

False

The value assigned to a variable must be numeric.

False

You must use a print statement to display the result of an expression in the Python shell.

False

Thonny is best described as which of the following?

Integrated Development Environment (IDE)

What output is produced by the following code? print('Jan', 'Feb', 'Mar', sep='-')

Jan-Feb-Mar

What output does the following code produce? print('Ready', end=' ') print('Set', end='') print('Go')

Ready SetGo

What is syntax coloring?

Showing certain events of program code in different colors

What does the term case sensitivemean?

The difference between uppercase and lowercase letters matters.

Which of the following statements is true? a. The print statement is a call to a function b. The print statement sends text output to a printer. c. The print statement sends text output to the editor. d. A print statement must be the first statement in a Python program.

The print statement is a call to a function

Python is a general-purpose programming language, appropriate for solving problems in many areas of computing.

True

Python variables are created using an assignment statement.

True

The Python shell has an integrated help system.

True

The Python shell is great for exploring Python language features.

True

The output of a Python program run in Thonny appears in the shell window.

True

The value assigned to a variable could be a floating point number

True

The value of a variable can change throughout a program.

True

Thonny displays code using syntax highlighting.

True

Thonny has a package manager that lets you install and update external Python packages.

True

You can store a value in a variable in the Python shell.

True

What output does the following code produce? print('apple', 'banana')

apple banana

Which of the following is NOT a valid Python identifier? a.first_place b. place1 c. 1stPlace d. FIRST_PLACE

c. 1stPlace

Python embodies elements of which programming paradigm? a. Procedural programming b. Object-oriented programming c. Functional programming d. all of the above

d. all of the above

What output is produced by the following code? print('oak', 'elm', 'pine', end='!', sep='#')

oak#elm#pine!

Which of the following identifiers follows the convention for naming Python variables?

total_value

Which of the following is NOT a principle embraced by the Python programming language?

verbose is better than succinct