50 questions
Unit 1: Python Foundations
Variables, expressions, input/output, type conversion, and arithmeticStrings, indexes, slices, common methods, formatting, and parsingConditionals, Boolean logic, loops, counters, accumulators, and tracingDebugging with print tracing, error messages, and small test cases
50 questions
Unit 2: Functions and Program Design
Function parameters, return values, scope, helper functions, and decompositionWriting reusable code with clear names, preconditions, and test examplesRandomness, simulations, menu-driven programs, and input validationIntroductory unit testing habits with simple expected-output checks
50 questions
Unit 3: Collections and Algorithms
Lists, tuples, dictionaries, sets, nested structures, and data modelingTraversal patterns, filtering, counting, frequency maps, and groupingLinear search, binary search ideas, selection sort, insertion sort, and merge sort conceptsRuntime intuition, edge cases, empty data, duplicates, and off-by-one errors
50 questions
Unit 4: Object-Oriented Python
Classes, objects, instance variables, methods, constructors, and string representationsEncapsulation, composition, object relationships, and object collectionsDesigning small systems such as gradebooks, game objects, inventories, and simulationsConnecting Python OOP ideas to Java and AP Computer Science A vocabulary
50 questions
Unit 5: Files, APIs, and Automation
Reading and writing text files, CSV files, JSON data, and directory pathsUsing requests for APIs and Beautiful Soup for introductory web data extractionAutomating repetitive tasks, report generation, simple dashboards, and data cleanupEnvironment setup with pip, virtual environments, Jupyter notebooks, and Google Colab
