A new feature to store classes was added in Java 8. In Java 8, there is a place known as MetaSpace where all the classes are kept. MetaSpace has replaced PermGen. The Java Virtual Machine used PermGen to store the classes prior to Java 7. Java 8 substituted MetaSpace for PermGen because...
ThisB.super.display();will solve this Diamond Problem. If you want to use C interface default method, then useC.super.display();. That’s all about Java 8 Interview Questions. We will discuss some more Java SE 8 Interview Questions in my coming posts. Please drop me a comment if you ...
Core Java is the starting point of any Java interview. A strong grip on Core Java is a must to clear the Java interview for experienced as well as beginners. This article lists the most important core java interview questions with answers. 2.Java 8 Interview Questions Java 8 was a major ...
0 1 1 2 3 5 8 13 21 34 That is all in the section of intermediate core Java interview questions. Let’s move on to the next section of advanced Java interview questions for experienced professionals.103. Explain the expression language in JSP. The expression language is used in JSP to ...
Enough of theory, now, it’s time to answer some of the frequently asked Java interview questions about Java 8 default methods: 1. Can we make the Default method static in Java? No, You cannot make the default method static in Java. If you declare static method and default together, ...
Given below is a comprehensive list of the most important and commonly asked basic and advanced Java programming interview questions with detailed answers. Q #1) What is JAVA? Answer:Javais a high-level programming language and is platform-independent. ...
Well, you really need to know the concept of string pool very deeply to answer this question or similar questions. 8. How does String’ssubstring()Method Works? A string in Java is, like any other programming language, a sequence of characters. This is more like a utility class to work...
Java interview questions Here are the top 50 questions viewed by experienced Java developers, along with brief answers: What is the difference betweenArrayList,VectorLinkedListin Java? What is the purpose of thefinalkeyword in Java? Thefinalkeyword is used to create constants, prevent method ...
Garbage collection is one of the most important feature of Java. Garbage collection is also called automatic memory management as JVM automatically removes the unused variables/objects (value is null) from the memory. User program cann't directly free the object from memory, instead it is the jo...
Let’s move on and see this comprehensive list of the most important and commonly asked basic and advanced Java programming Interview Questions with answers. 1. Explain Java Main Method public static void main (String[] args) When you startlearning Java, the first method you encounter ispublic ...