Java DSA: Linked Lists, Trees & Graphs
The "Java in Data Structures and Algorithms" course by Koenig Original equips software developers, coding enthusiasts, and computer science undergraduates with mastery over core data structures—Arrays, Lists, Stacks, Queues, Trees, and Maps—and efficient algorithm design in Java. It solves the critical pain point of inadequate problem-solving skills in technical interviews, where 70% of large enterprises specifically seek Java data structure expertise. Learners gain hands-on implementation and time complexity analysis to build high-performance applications.
This course prepares professionals for advanced Java programming roles and coding assessments at top tech firms. Backed by Koenig’s Guaranteed-to-Run training model and 30-day lab access, it ensures real-world readiness. Graduates emerge with stronger algorithmic thinking and a competitive edge for roles in software development, data engineering, and AI-driven application design.
Training Formats & Pricing
100% Happiness Guarantee · Free Rescheduling · Secure Payment
Course Overview
The Java in Data Structures and Algorithms course by Koenig Original is designed for software developers, coding enthusiasts, and undergraduate students aiming to master core programming concepts essential for high-performance application development. This comprehensive training program focuses on implementing fundamental data structures such as Arrays, Lists, Stacks, Queues, Sets, Maps, Trees, and Graphs using Java, along with key algorithms for sorting, searching, and recursion. Participants prepare for technical interviews and real-world problem-solving scenarios, gaining skills validated by the Data Structures in Java certification. With approximately 70% of large-scale organizations actively seeking professionals proficient in these competencies, this course serves roles like Software Engineer, Algorithm Developer, and Backend Programmer, aligning directly with industry demands in AI, machine learning, and big data systems.
Learners engage with hands-on labs that reinforce theoretical knowledge through practical implementation, building efficient data storage and retrieval systems using core Java libraries and object-oriented programming principles. The course covers critical tools and concepts including Big O notation for time and space complexity analysis, recursion techniques, heap and hash table implementations, and tree traversal methods such as inorder, preorder, and postorder. Students work within a standard Java Integrated Development Environment (IDE) to configure and optimize data structures, culminating in a real-world project where they design a fully functional postfix expression evaluator using stacks. These labs provide direct experience in converting infix to postfix notations and evaluating arithmetic expressions—common challenges faced in enterprise-level software development.
This training prepares candidates for the Data Structures in Java certification, widely recognized for validating algorithmic proficiency and enhancing employability in top-tier tech firms. Certified professionals often see career advancement opportunities, with mid-level Java developers earning between $85,000 and $110,000 annually in global markets. A key differentiator at Koenig Original is the Guaranteed-to-Run (GTR) scheduling model, ensuring enrolled participants receive their training without cancellations or delays, along with options for 1-on-1 personalized instruction. Upon completion, learners are equipped to confidently tackle coding interviews, contribute to scalable software architectures, and pursue advanced roles in data engineering and algorithm design, positioning them for long-term success in the evolving IT landscape.
What You'll Learn
Prerequisites
- Proficiency in Java programming fundamentals
- Solid grasp of object-oriented programming (OOP) principles in Java
- Experience working with arrays, strings, and control flow statements in Java
- Knowledge of recursion and basic algorithmic problem-solving techniques
- Ability to debug code and develop Java methods effectively
- Understanding of time and space complexity analysis using Big O notation
Certification Exam
Everything you need to know about the Java DSA: Linked Lists, Trees & Graphs certification exam
Course Curriculum
Structured learning with hands-on labs and real-world scenarios
1
Day 1– Mastering DSA Fundamentals
2
Day 2– Complexity Analysis Techniques
3
Day 3– Advanced Java Recursion
4
Day 4– Java Array Structures
5
Day 5– Stack and Queue Implementation
What's Included in Your Training
Every enrollment comes packed with resources to maximise your learning and exam success
Exam Preparation Materials
Practice Test Questions (200+)
Certificate of Completion
Post-Training Support (30 days)
Session Recording Access
Free Rescheduling (7+ days notice)
Career Outcomes
of Java DSA: Linked Lists, Trees & Graphs certified professionals report career advancement within 6 months
Salary Impact
Average salary increase reported after obtaining the Java DSA: Linked Lists, Trees & Graphs certification
*Source: Glassdoor / LinkedIn 2025
Job Roles
- Java Developer
- Software Engineer
- Backend Developer
- Algorithm Engineer
- Application Developer
Companies Hiring
and 5,000+ organizations worldwide seeking Java DSA: Linked Lists, Trees & Graphs certified professionals
Course Student Reviews
Real results from IT professionals who trained with Koenig — rated 4.9/5 from 18,400+ verified reviews.
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★★★★★
“Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”
AZ-104 Certified ✓ Verified -
★★★★★
“I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”
Enterprise Client ✓ Verified -
★★★★★
“The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”
PL-300 Certified ✓ Verified -
★★★★★
“From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”
AZ-305 Expert ✓ Verified -
★★★★★
“As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”
100+ Learners Trained ✓ Verified -
★★★★★
“SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”
SC-300 Certified ✓ Verified -
★★★★★
“AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”
AI-102 Certified ✓ Verified -
★★★★★
“DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”
DP-600 Certified ✓ Verified -
★★★★★
“Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”
AZ-400 Team Training ✓ Verified -
★★★★★
“Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”
AZ-104 Certified ✓ Verified -
★★★★★
“I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”
Enterprise Client ✓ Verified -
★★★★★
“The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”
PL-300 Certified ✓ Verified -
★★★★★
“From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”
AZ-305 Expert ✓ Verified -
★★★★★
“As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”
100+ Learners Trained ✓ Verified -
★★★★★
“SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”
SC-300 Certified ✓ Verified -
★★★★★
“AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”
AI-102 Certified ✓ Verified -
★★★★★
“DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”
DP-600 Certified ✓ Verified -
★★★★★
“Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”
AZ-400 Team Training ✓ Verified
-
★★★★★
“Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”
AZ-104 Certified ✓ Verified -
★★★★★
“I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”
Enterprise Client ✓ Verified -
★★★★★
“The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”
PL-300 Certified ✓ Verified -
★★★★★
“Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”
AZ-104 Certified ✓ Verified -
★★★★★
“I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”
Enterprise Client ✓ Verified -
★★★★★
“The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”
PL-300 Certified ✓ Verified
-
★★★★★
“From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”
AZ-305 Expert ✓ Verified -
★★★★★
“As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”
100+ Learners Trained ✓ Verified -
★★★★★
“SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”
SC-300 Certified ✓ Verified -
★★★★★
“From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”
AZ-305 Expert ✓ Verified -
★★★★★
“As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”
100+ Learners Trained ✓ Verified -
★★★★★
“SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”
SC-300 Certified ✓ Verified
-
★★★★★
“AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”
AI-102 Certified ✓ Verified -
★★★★★
“DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”
DP-600 Certified ✓ Verified -
★★★★★
“Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”
AZ-400 Team Training ✓ Verified -
★★★★★
“AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”
AI-102 Certified ✓ Verified -
★★★★★
“DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”
DP-600 Certified ✓ Verified -
★★★★★
“Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”
AZ-400 Team Training ✓ Verified
Resources
Learn more about Java DSA: Linked Lists, Trees & Graphs before you enroll
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