Composition is special type of aggregation.You may consider it as “restricted aggregation” If object contains another object and contained object can not exist without container object then this relationship is known as composition.This is one of the most asked Oops interview questions. For example...
OOPS Technical Interview Questions Apply For Jobs Get Hiring Updates right in your inbox from PrepInsta Get Hiring Updates Java Interview Questions and Answers Java Questions Top 50 Java Interview Questions and Answers Find the Most Asked Java Interview Questions And Answers on this page. These ...
Top Java Interview Questions and Answers – Set 2 1) What do JVM, JRE, and JDK stand for? - JVM stands for Java Virtual Machine. - JRE stands for Java Runtime Environment. - JDK stands for Java Development Kit. 2) Does Java use pointers? No, Java doesn’t use pointers. It has to...
1.JDBC Interview Questions and Answers If you are working on Enterprise applications, I am sure that JDBC API is a part of it. JDBC API provides database connectivity for relational databases, such as MySQL and Oracle. This article has a collection of 40+ interview questions related to the ...
Core Java Interview Questions and Answers I have already written a lot aboutjava interview questionsfor specific topics such as String, Collections, and Multithreading. Java String Interview Questions Java Thread Interview Questions Java Collections Interview Questions ...
Prepare for your Java interviews with these essential Java interview questions and answers. Boost your confidence and ace your next job interview.
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 ...
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 comprehensive list of Java interview questions should have you better prepared for an interview, and not only that but a successful one. Make sure to write down your answers as you prepare, so you can better remember them. Ensure you practice — even in front of a mirror. Knowing how...
How to restrict inheritance in java using Final Classes and Methods Last Updated: December 14, 2024 by Chaitanya Singh | Filed Under: java In Java, final classes and methods are used to restrict inheritance and prevent modifications in subclasses. This is useful when you want to ensure that…...