What are the main features of Java? Explain the concept of Object-Oriented Programming (OOP) in Java. What is the difference between JDK, JRE, and JVM? How does garbage collection work in Java? What are the different types of memory areas allocated by JVM?
Internal working of hashmap Springboot Internal working Java Beans
1st round: 1.remove all contagious repetitive characters. 2.given a forest(collection of trees) with all edges find how many trees are there . 3. check whether a give tree is BST or not
No coding questions only history questions
Advanced Java and PL SQL questions
1. Program to find all the patterns of 0(1+)0 in the given string 2. Program to replace all 0's with 1 in a given integer
Given some unit test you have to finish the service part to pass the tests. The keyboard was english if you are not used to its interface (because of spanish keyboard), you waste a lot of time.
Spring mvc archi. Spring boot basic Core java questions
Core java, Spring boot, Spring
What are access specifiers in Java?
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