Working with Lists in Java — PickAClass
⏱ 2h 30m 📚 25 lessons 🎧 Audio version

Working with Lists in Java

Learn how to store, manage, and manipulate ordered collections of data in Java using ArrayList, LinkedList, and modern collection features.

  • 💬 AI instructor
    Ask about any lesson and get a clear answer instantly, anytime.
  • 🕐 Start anytime
    No schedules or deadlines — learn at your own pace, whenever suits you.
  • 🌐 In English
    Lessons, tasks and certificate — all fully in your language.

About this course

Managing collections of data is a fundamental skill for any Java programmer. Understanding how to use lists effectively allows you to organize, access, and manipulate data efficiently in your applications. This text-based course guides you from the absolute basics of the Java Collections Framework to confidently implementing and optimizing lists in your own programs. You will learn the core differences between list implementations and how to write clean, modern Java code. What you'll learn: - Understand the core concepts of the Java Collections Framework and the List interface. - Implement and compare ArrayList and LinkedList for different programming scenarios. - Apply modern Java features such as factory methods for creating unmodifiable lists. - Perform essential operations including adding, retrieving, updating, and removing elements using index-based methods. - Iterate through collections using loops, iterators, and basic stream operations. - Write type-safe code using Java Generics with lists. You will start by exploring foundational definitions, key terminology, and the basic structure of the Java Collections Framework. Through clear written explanations and practical code snippets, you will progress to handling complex data manipulation and modern best practices. This course is designed for beginner Java developers who want to solidify their understanding of collections, with no prior experience in data structures required. Start reading today to master data organization in Java.

What you'll get

  • 📜 Certificate of completion
    Add it to your LinkedIn profile
  • 💬 Personal AI tutor
    Stuck on a lesson? Ask your built-in tutor anything, any time.
  • 🎧 Audio version included
    Learn on the go — no screen needed
  • ♾️ Lifetime access
    Come back anytime, no expiry
  • 📱 Phone or computer
    Works anywhere, any device
  • 💸 14-day refund
    No questions asked
  • Short & focused
    2h 30m of practical content

Certificate of completion

Every course you complete on PickAClass issues a credential like this — original, with its own code, verifiable by URL, and detailed about what was actually demonstrated.

P
PickAClass
Skills profile · verifiable
Document
Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
Working with Lists in Java
Skills demonstrated
Behavioral pattern analysis
Foundational
1.2 hrs
Decision-architecture frameworks
Proficient
1.4 hrs
A/B test design
Proficient
1.7 hrs
Behavioral copywriting
Advanced
1.9 hrs
P
PickAClass — Name Surname
Working with Lists in Java
Page 2 of 2
Performance detail
Coursework summary
Lessons completed 14 / 14
Practice questions 26 / 28
Assignments submitted 4 (avg 4.5 / 5)
Capstone project Reviewed — 4.6 / 5
Total practice 6.2 hrs
Performance benchmark
Cohort rank Top 12% of 1,625
Time to completion 11 days (median: 22)
Mastery score 91 / 100
Practice-question score 94%
Skill verification Verified Skill Path
Verify this credential
pickaclass.com/certificates/PCC-2026-X4F7-AP19
Issued under the academic standards of PickAClass. Skill levels reflect assessed performance against the course's competency rubric. This is an original credential of this platform.

Reviews

No reviews yet — be the first to share your experience.

Write a review

You'll be asked to sign in after sending — your draft is saved.

Frequently asked

What do I need to take this course? +

Just a phone or computer with internet. No installs, no special hardware.

How do I pay? +

By card via Stripe. We don’t store card details — Stripe handles them securely.

Can I get a refund? +

Yes — full refund within 14 days, no questions asked.

How long will I have access? +

Forever. Once you purchase, the course is yours to revisit anytime.

Will I get a certificate? +

Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.

Built for learners in
Tech Design Finance Marketing Healthcare Education Hospitality Manufacturing