Java Interview Questions
In this video, We have explained to you 15 most important java questions in details, some of the questions were purely theoretical while some of them needed code for their explanation like concepts of object oriented programming such as inheritance, encapsulation etc. So, these are the 15 questions discussed in detail with timestamps:
1- What is JDK? (01:34)
2- What is Java? (03:53)
3- What is significance of Java and what it can do? (06:35)
4- Why java is high performance language? (11:00)
5- What are some popular Java IDE's? (11:56)
6- Explain Inheritance? (13:00)
7- Explain Encapsulation? (23:34)
8- Explain Polymorphism? (34:09)
9- What are local and global variables in java? (40:38)
10- What is a class in Java? (45:04)
11- What is an object in Java? (46:12)
12- Diff b/w Array and Array List? (47:48)
13- What are collections in Java? (50:19)
14- What is an exception in Java? (51:29)
15- What is a thread in Java? (54:03)
I hope you have liked it, if you have any questions ask us in the comments below. If you want to add anything, please do so in comments. We love to read and implement your feedback.
Install Java on Ubuntu:
• How to Install Java on Ubuntu
IntelliJ Idea Tutorial:
• IntelliJ IDEA Tutorial
How to Install Eclipse:
• How to Install Eclipse on Ubuntu 19.04
How to Install Netbeans:
• How to Install NetBeans 8.0.2 on Ubuntu
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