Python PCEP Flashcard #1

Front

What will the output be from the following Python code?
print(3+4)

Back

7

Front

What will be the output from the following Python code?
print("3+4")

Back

3+4

Front

Which of the following data types can consist of numbers, alphabets and symbols? String, Integer, Float, Boolean

Back

String

Front

What is a variable?

Back

A name that refers to a value.

Front

What is a comment?

Back

Information in a program that is meant for other programmers (or anyone reading the source code) and has no effect on the execution of the program.

Front

What is an index?

Back

An integer value used to select an item in a sequence, such as a character in a string.

Front

What does an operator do in Python code?

Back

It is a special symbol that represents a simple computation like addition, multiplication, or string concatenation.

Front

The following code is an example of which Python data type:
x = {"a": 1, "b": 2}

Back

Dictionary

Answer explanation

The curly braces {} give it away, this is an example of a Dictionary.

Front

The following code is an example of which data type in Python:
x = [ 1, 2, 3]

Back

List

Answer explanation

Lists are created using square brackets [].

Front

Spaces are not important in Python.

Back

False

Answer explanation

Spacing is very important in Python. Indenting code indicate blocks of code. The best practice is to indent using 4 spaces.