There are three main principals of oops which are called Polymorphism, Inheritance and Encapsulation. 14Explain the Encapsulation principle. 14Encapsulation is a process of binding or wrapping the data and the codes that operates on the data into a single entity. This keeps the data safe from ou...
Java 8 was a major release with many new features. Some of them are Lambdas, Functional interfaces, Streams, and Date Time API. This article will help you in preparing for the interview related to these APIs. I recently wrote another article aspart-2 of java 8 interview questions. 3.Java ...
Object-oriented programming or popularly known as OOPs is a programming model or approach where the programs are organized around objects rather than logic and functions. In other words, OOP mainly focuses on the objects that are required to be manipulated instead of logic. This approach is ideal...
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Functional interfaces and Lambda Expressions Java Stream API for collection classes Java Date Time API I strongly recommend to go through above links to get proper understanding of each one of them, also readJava 8 Features. 8. Name some OOPS Concepts in Java?
This is very important feature in enterprise application and completely missing in JDBC API. Hibernate supports JPA annotations, so code is independent of implementation and easily replaceable with other ORM tools. JDBC code is very tightly coupled with the application. OOPS Java Interview Questions: ...
This core Java question is followup of previous question and expecting candidate to write Java singleton using double checked locking. Remember to use volatile variable to make Singleton thread-safe. check 10 Interview questions on Singleton Pattern in Java for more details and questions answers ...
Java string interview questions What is the entry point in Java, and how is it written? main() in Java is the entry point for any Java program. main() is always written as public static void main string args. In Java, what are public static void main string args?
TCSinterview questionsTechnical-JAVAWhat is the difference between an Abstract class and Interface?What is user defined exception?What do you know about the garbage collector?What is the difference between java and c++?In an HTML form I have a button which makes us to open another page in 15...
interview java-interview-questions java-interview Updated Aug 13, 2019 Java altafjava / spring-interview-questions-answers Star 133 Code Issues Pull requests List of top best Spring framework Interview questions and answers including Spring Boot, MVC, Security, Core, etc. Most popular important ...