Barik

Check :- basic understandng of loops variables methods object class constructors few keywords ======================================================================= 2nd Day : Java-> Class , object:- basic . with multiple code example Constructor Class and Object - Constructor in Java Theory - Constructor Example - Approach :- function :- basic structure of a program class{ instance variable static variable static block static methods cpnstructors methods()-> local variable objects business logic ) Class and Object - 01:21:23

Comments

Post a Comment

Popular posts from this blog

Morgan Stanley Java Interview Questions

What is the difference between abstraction and polymorphism? What is encapsulation? How to print repeated no. stored in an array? using hash Set , using Hashmap How to swap to string without using third variable ? public class SwapToString { public static void main(String[] args) { // TODO Auto-generated method stub  String a="Hellow"; String b="World"; System.out.println("String before swap   "  + a+ "   "+b); a=a+b; b=a.substring(0,a.length()-b.length() ); System.out.println(b); System.out.println(a); System.out.println(a.substring(b.length())); } } ----------------------- o/p String before swap   Hellow   World Hellow HellowWorld World what and all design pattern you have worked on? What is factory design pattern ? What is singleton design pattern ? How do you create your own singleton class ? How do you create your own immutable class? Why is String immutable? What is the difference between String a="abc"; and String a = new
Read more

Java Memory interview qustions

What is the differnce between stac memory and heap memory in java https://www.journaldev.com/4098/java-heap-space-vs-stack-memory What is the difference between stack overflow and outofmemory error? Explain heap memory structure ? https://www.journaldev.com/2856/java-jvm-memory-model-memory-management-in-java
Read more

Skills to become a java developer

Core Java         Basic understanding of JVM , JDK ,JRE       Basic understanding of Memory        OOPS Concept Encapsulation        Abstraction Polymorphism Inheritance        String l       String Builder & String Buffer       Arrays       Garbage Collection       Exception Handling       Method  & Classes       Constructor    Serialization Collection Design Pattern  Multi-threading  Spring JDBC Hibernate Spring MVC Spring Boot Spring Security Spring Batch JavaScript Microservice REST API JPA Server JAVA 8 Features Junit Latest Java features of Java 9 ,10,11,12,13,14 Oracle SQL PL/SQL Agile methodology Git MAVEN Jenkins(CI/CD tools) Swagger SonarQube Tomcat Programs Basic Concept of Docker Basic Unix Command Basic Concept of AWS ElasticSearch RabbitMQ Spring Cloud Confluence Kafka ActiveMQ Kubernetes WSDL & SOAP JSON JMS JSP & Servlet Want to learn REST API Interview Questions , visit   https://javainterview2020.wordpress.com/?p=7  . 
Read more