Java Interview Questions and Answers

Frequently asked Interview Question and Answer in AngularJS suites for both Freshers and Experienced Candidates.

Interview Question and Answer Set 1

1. What is difference between JDK,JRE and JVM? JVMis an acronym for Java Virtual Machine, it is an abstract...

Interview Question and Answer Set 3

21.Can we use String in the switch case? Yes from Java 7 onward we can use String in switch case but it is...

Interview Question and Answer Set 5

41.What is the difference between processes and threads ?A process is an execution of a program, while a Thread...

Interview Question and Answer Set 7

61.What is the difference between preemptive scheduling and time slicing?Under preemptive scheduling, the highest...

Interview Question and Answer Set 9

81.What does the JDBC Connection interface?The Connection interface maintains a session with the database...

Interview Question and Answer Set 2

11.Why string objects are immutable in java? Because java uses the concept of string literal. Suppose there...

Interview Question and Answer Set 4

31.Explain the life cycle of a Servlet On every client’s request, the Servlet Engine loads the servlets and invokes...

Interview Question and Answer Set 6

51. What are the advantages of hibernate?Hibernate is portable i mean database independence...

Interview Question and Answer Set 8

71.Can we call the run() method instead of start()?yes, but it will not work as a thread rather it will work as...

Interview Question and Answer Set 10

91.What are Directives ?Directives are instructions that are processed by the JSP engine, when the page is compiled...