What are the 12 features of Java?

Java 12 features

• Switch expressions (JEP 325)
• Default CDS archives.
• Shenandoah.
• Microbenchmark suite.
• JVM constants API.
• One AArch64 port, not two.
• Abortable mixed collections for G1.
• Promptly return unused committed memory from G1.

What features of other languages do you wish Java had?

10 Features I Wish Java Would Steal From the Kotlin Language

• Data class.
• Defaulted parameters.
• Simplified instanceof checks.
• Map key / value traversal.
• Map access literals.
• Extension functions.
• Safe-call operator (and also: Elvis operator)
• Everything is an expression.

What are the four features of Java?

Following are the notable features of Java:

• Object Oriented. In Java, everything is an Object.
• Platform Independent.
• Simple.
• Secure.
• Architecture-neutral.
• Portable.
• Robust.
• Multithreaded.

What new features were added in Java 8?

Six Important New Features in Java 8 (JDK 8)

• Permanent Generation.
• Parallel Array Sorting.
• Base64 encoding and decoding.
• Date & Time API.
• Functional Interfaces.
• Lambda expressions.

What features of Java makes it platform independent and portable?

In the case of Java, it is the magic of Bytecode that makes it platform independent. This adds to an important feature in the JAVA language termed as portability. Every system has its own JVM which gets installed automatically when the jdk software is installed.

What is object in Java with example?

Java Classes/Objects Java is an object-oriented programming language. For example: in real life, a car is an object. The car has attributes, such as weight and color, and methods, such as drive and brake. A Class is like an object constructor, or a “blueprint” for creating objects.

How objects are created in Java?

Creating an Object In Java, the new keyword is used to create new objects. Declaration − A variable declaration with a variable name with an object type. Instantiation − The ‘new’ keyword is used to create the object. Initialization − The ‘new’ keyword is followed by a call to a constructor.