Part 4 · Module 7

Behavioral patterns: behavior

Control execution flow, algorithm variations, and state transitions across objects: strategy, state, template method, iterator, visitor, memento, and interpreter.

Start

0 of 7 lessons102 min

7.1StrategyUp next12m
7.2State15m
7.3Template Method15m
7.4Iterator15m
7.5Visitor15m
7.6Memento15m
7.7Interpreter15m
LabBehavioral Patterns: Algorithms, Traversal, and StateFinish “The Real-Time Event & Command System” first35m

Practice what this module teaches

Coupon Rule Engine LLDEvaluate composable discount rules with exact arithmetic and atomic redemption limits.Intermediate45 min Vending Machine LLDModel selection, payment, dispensing and refunds with guarded state transitions.Foundation35 min Finite State Machine Engine LLDExecute versioned transition tables with pure guards and atomic effect intent.Intermediate