Do you know Java? What are some of its key features?
Direct Answer
This is a direct technical screening question to verify proficiency in a widely used programming language.
Why Interviewers Ask This
Java is a staple in many enterprise environments like TCS. They need to confirm you have foundational knowledge before assigning tasks. It also tests your ability to recall language specifics quickly.
How to Answer This Question
Confirm your familiarity level honestly. List 3-4 core features like platform independence, object-oriented nature, memory management, and multi-threading. Be prepared to elaborate on any feature mentioned if asked further.
Key Points to Cover
- JVM platform independence
- Object-oriented principles
- Memory management
- Rich standard library
Sample Answer
Yes, I have extensive experience with Java. Key features include platform independence via the JVM, strong encapsulation for security, automatic garbage collection for memory management, and robust exception handling. It…
Common Mistakes to Avoid
- Confusing syntax with features
- Overlooking security aspects
- Incorrect terminology
Sound confident on this question in 5 minutes
Answer once and get a 30-second AI critique of your structure, content, and delivery. First attempt is free — no signup needed.