Java

Master advanced concurrency and OOP patterns for technical interviews

8 lessons
3 weeks
800 XP
Your progress0 / 800 XP
Click a lesson to start learning!
Lessons
1
Effective Inheritance and Composition Patterns
Refining class hierarchies using abstract classes and interfaces for scalability
Quick winPracticeMilestone
+50 XP
~5 min
2
Polymorphism and Dynamic Method Dispatch
Mastering method overriding and late binding in complex scenarios
IntermediateTheory
+75 XP
~7 min
3
Java Memory Management and Garbage Collection
Deep dive into JVM heap structure and GC algorithms
IntermediateMilestoneMilestone
+75 XP
~9 min
4
Fundamentals of Multithreading and Execution
Implementing Runnable, Callable, and managing thread lifecycles effectively
IntermediatePractice
+100 XP
~11 min
5
Synchronization and Thread Safety Mechanics
Using synchronized blocks, volatile keywords, and intrinsic locks
AdvancedMilestoneMilestone
+100 XP
~13 min
6
The Java Concurrency Utilities API
Exploring ExecutorService, CountDownLatch, and Semaphores for task control
AdvancedProjectMilestone
+125 XP
~15 min
7
Lock-Free Algorithms and Atomic Variables
High-performance concurrency using CAS operations and Atomic suites
AdvancedTheory
+125 XP
~17 min
8
Building a High-Concurrency Task Engine
Capstone project integrating inheritance, thread pools, and safety logic
ProjectMilestoneMilestone
+150 XP
~20 min

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