Interview Questions
Java Developer

Interview candidate will not be so much of hard work anymore. Use this following interview questions template to hire the right candidates.

In some respects even the most technical role demands qualities common to strong candidates for all positions: the willingness to learn; qualified skills; passion for the job.

Even college performance, while it helps you to assess formal education, doesn’t give a complete picture. This is not to underplay the importance of a solid background in computer science. Some things to look for:

• Understanding of basic algorithmic concepts
• Discuss basic algorithms, how would they find/think/sort
• Can they show a wider understanding of databases?
• Do they have an approach to modelling?

✓ Is Java a statically or dynamically typed language?
✓ Do arguments in Java get passed by reference or by value?
✓ How is Java EE related to Java SE?
✓ How are Runtime exceptions different from Checked exceptions?
✓ What is the difference between HashMap, ConcurrentHashMap and a Map returned by Collections.synchronizedMap?
✓ Why do you think lambda expressions are considered such a big thing in Java 8?
✓ What is the difference between an abstract class and an interface and when would you use one over the other?
✓ What do we mean by polymorphism, inheritance and encapsulation?
✓ What are the features of Java Programming Language?
✓ What is Enum in Java?
✓ What is the volatile keyword in Java?
✓ What are the different types of JDBC drivers?

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