Java Multithreading Interview Questions and Answers for Freshers - 1
What is a thread?
A thread is a set of instructions executing apart from other threads (with its own stack) but sharing the same memory space (with the same heap).
How can we create a thread in java?
There are two ways to create a thread in java – first by implementing runable interface and then creating a thread object from it and second is to extend the thread class.
What is the difference between user thread and daemon thread?
When we create a thread in java program, it’s known as user thread.
A daemon thread runs in background and doesn’t prevent JVM from terminating.
When there are no user threads running.
JVM shutdown the program and quits.
A child thread created from daemon thread is also a daemon thread.
When is a thread created?
A thread is created by the VM behind the scenes during a call to the start() method.
It begins its life inside the run() method of the thread subclass instance whose start() method as called.
What is daemon thread?
Daemon thread is a low priority thread, which runs intermittently in the back ground doing the garbage collection operation for the java runtime system.
- Java Multithreading Interview Questions and Answers for Freshers
- Top 100+ Java Multithreading Interview Questions and Answers
- Top 100+ Advanced Multithreading Interview Questions 2019-2020
- Java Interview Questions and Answers for Experienced Professionals
- Java 9 Interview Questions for 1,2,3,4,5,6,7,8,9,10 Years Experience
100+ Common Puzzles asked in Interviews with Answers More
100+ TNPSC General Studies Question Paper with Answers More
100+ TNPSC Indian Economy Mock Test More
100+ World Economy Objective Type Questions and Answers More
100+ Economics Quiz Questions and Answers Pdf More
Sports Objective Type Questions and Answers More
Computer Awareness Mock Test More
Computer Awareness Mcqs Book Free Download Pdf More
Top 100+ Verbal Reasoning Quiz Questions with Answers More
TNPSC Physics Objective Questions and Answers More