Python Programming Final Exam Comprehensive Study Guide

Variable

A name that refers to a value stored in memory.

Data Type

The kind of value a variable holds, such as integers, floats, strings, and booleans.

Function

A block of code that performs a specific task and can be reused.

Iteration

The repeated execution of a block of code, typically using a loop.

Conditional statement

Code that executes based on whether a condition is true or false.

List

An ordered collection of items that can be of different data types.

Dictionary

A collection of key-value pairs, where each key is unique.

Tuple

An unordered collection of unique items.

Set

An unordered collection of unique items.

String

A sequence of characters

Module

A file containing Python code that can be imported and used in other programs.

Class

A blueprint for creating objects, defining their properties and behaviors

Object

An instance of a class

Library

A collection of modules and functions that provide additional functionality. Python Terms Reference Sheet

Boolean

A data type with only two possible values: True or False. Often used in conditional statements.

Index

The position of an item in an ordered collection like a list, string, or tuple. Indexing starts at 0.

Slice

A way to retrieve a subset of a sequence using syntax like sequence[start:stop:step].

Comment

Text in code preceded by # that is ignored by the interpreter; used for explanations.

Import

A statement used to include external modules or libraries in your code

Indentation

The whitespace at the beginning of lines that defines code blocks in Python

Argument

A value provided to a function when it is called.

Return

A statement used in a function to send back a result

Type Casting

Converting a value from one data type to another, like str to int.