Java / static keyword

The advantage of using static variable.

Static variables help writing memory efficient programs at only one copy of the variable being shared across all the class instances.

More Related questions...

What is static keyword in Java? can the static keyword be applied on outer class? What is a static variable in Java? The advantage of using static variable. Are static local variables allowed in Java? What is a static block? Can we have multiple static blocks in a Java class? Why can abstract method not be static in Java? What is a static method? What is nested static class in Java? When nested static class is required? Can a static nested class access instance members of enclosing class? Difference between static nested class and inner class. Explain illegal forward reference error in static block. Order of execution of static block, initializer block and constructor during inheritance. How are static variables treated in clustered environment?

Show more question and Answers...

Java Transactions (JTA)

Comments & Discussions

OOPS Concepts and its implementation in Java 19 Inheritance 29 JDK, JRE, JVM, JIT 69 Java Identifiers 4 Object, Class and Package 44 Variable 9 Local Variables 6 Instance Variables (Non Static Variables) 3 Class Variables (Static Variables) 13 Package 10 Operators 9 Modifiers 29 Data types 10 Methods 39 Control Statements 14 Access Modifiers 5 Constructor 38 Interface 46 Abstract Class 19 Enum 20 Arrays 20 Strings 32 Using String 29 Exception 55 Collections 56 List and its implementations 22 Map and its implementations 39 Set and its implementations 23 Queue and its implementations 4 Regular expressions 3 Design Patterns 75 Generics 20 Casting 5 volatile 13 Java ThreadLocal 10 Java Multithreading 113 Java Multithreading part II 18 final keyword 13 static keyword 16 Java Transactions (JTA) 21 Concurrent collections 55 Java Serialization 36 JDBC 53 JNDI 17 RMI 6 JAXB 10 JMS 45 JMX 9 Servlet Interview Questions 16 log4j 19 Annotations 10 XML 14 Garbage collection 31 Programs 8 JVM 4 Java8 streams 34 JavaFX 6 Autosys Interview questions 21 The Java Virtual Machine: How and What Is It Used For? Java 11 10 Java 12 5 Top Errors You Should Avoid when Studying Programming Java 17 1 JPMS 6 Java Record Keyword 4 MapStruct Java Interview questions Java 21 Interview Questions 46 Lombok Interview questions 48 Quarkus Interview questions 50

Recently added questions

How do you search for UDM events in Google SecOps? What is Gemini in Google SecOps used for? What is Chronicle SOAR? What is Google Threat Intelligence? How do you ingest logs into Google SecOps? What is data retention in Google SecOps? What is the Unified Data Model (UDM)? What is Chronicle SIEM? What is a playbook in Google SecOps SOAR? What are curated detections? What are the required sections of a YARA-L rule? What is a parser in Google SecOps? What is a forwarder in Google SecOps? What are reference lists used for? What is Google SecOps? What is the purpose of Google SecOps? What is YARA-L? What are the core components of Google SecOps? Define a case in Google SecOps SOAR? List the ways to access Google SecOps search?

	Interviews Questions Java Spring Hibernate DevOps Testing API BigData Web Erlang AI Database Integration Cloud Python Scala Tools Golang SAP	About Javapedia.net Javapedia.net is for Java and J2EE developers, technologist and college students who prepare of interview. Also this site includes many practical examples. This site is developed using J2EE technologies by Steve Antony, a senior Developer/lead at one of the logistics based company. Follow Javapedia updates
	contact: javatutorials2016[at]gmail[dot]com
Kindly consider donating for maintaining this website. Thanks.
	Copyright © 2026, javapedia.net, all rights reserved. Privacy Policy · Terms of Service.