12 Core Java Interview Questions Asked at PwC Experienced Candidates | Java Developers
Preparing for a PwC Java interview as an experienced developer?
This video covers 12 real Core Java interview questions frequently asked at PwC for experienced candidates, explained in a simple, practical, and project-oriented way.
Each question includes:
✔ Clear explanation
✔ Real IT project usage
✔ Code examples (where applicable)
✔ Tips from real interview experience
This video is perfect for:
Java Developers with 2–8+ years experience
PwC interview preparation
Core Java interview revision
Backend & Spring Boot developers
📌 GitHub Link: https://github.com/TheDipDeveloper/pw...
📌 Watch till the end for interview tips and recommended videos to boost your preparation 🚀
📌 About Dip Developer
Dip Developer is a backend-focused channel where we cover:
Java & Core Java Interviews
Spring Boot & Microservices
Real-world backend projects
Interview-oriented system design
⏱️ Video Timestamps
00:00 – Video overview: PwC Core Java Interview (Experienced)
00:55 – About Dip Developer channel
01:18 – Q1: What are the main features of Java 8? (With Examples)
02:30 – Q2: What do you mean by Functional Interface in Java?
03:33 – Q3: Which built-in Functional Interfaces have you used?
05:47 – Q4: How to create a Custom Functional Interface in Java?
07:32 – Q5: Stream API example – Find distinct department names from Employee list
01:15 – Q6: flatMap example – Collect distinct cities from Employees
12:45 – Q7: Different ways of creating Threads in Java – Which is better?
14:09 – Q8: How to create Immutable Objects in Java?
15:31 – Q9: Singleton Design Pattern – Full Coding Example
17:13 – Q10: Fail-Fast vs Fail-Safe Iterators in Java
18:04 – Q11: CopyOnWriteArrayList vs ArrayList – Differences Explained
18:42 – Q12: HashMap Internals – How get() works internally?
21:28 – Final thoughts & what to watch next on Dip Developer 🚀
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En esta página del sitio puede ver el video en línea 12 Core Java Interview Questions Asked at PwC Experienced Candidates | Java Developers de Duración hora minuto segunda en buena calidad , que subió el usuario Dip Developer 17 enero 2026, comparta el enlace con amigos y conocidos, en youtube este video ya ha sido visto 632 veces y le gustó 13 a los espectadores. Disfruta viendo!
