Which feature is not available in Java?

Which feature is not in Java?

2) Which of the following is not a Java features? Explanation: The Java language does not support pointers; some of the major reasons are listed below: One of the major factors of not using pointers in Java is security concerns. Due to pointers, most of the users consider C-language very confusing and complex.

Which features are available in 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 is non in Java?

5. Non-java code is code that was not coded in the Java programming language. There are actually two kinds: Native code (e.g. written in C or C++) that implements Java methods that have been declared as native .

Which features are not common in Java and C++?

Features found in Java but not in C++

  • Use of 16-bit Unicode for characters, including characters used for writing programs.
  • Run-time interpreter (C++ is generally a compiled language.)
  • Support for dynamic and automatic compilation, loading and execution of classes found on the CLASSPATH.

Why bytecode is called bytecode?

The name bytecode stems from instruction sets that have one-byte opcodes followed by optional parameters.

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Why is Java multithreaded?

Multithreading and Multiprocessing are used for multitasking in Java, but we prefer multithreading over multiprocessing. This is because the threads use a shared memory area which helps to save memory, and also, the content-switching between the threads is a bit faster than the process.

Why pointers are not used in Java?

So overall Java doesn’t have pointers (in the C/C++ sense) because it doesn’t need them for general purpose OOP programming. Furthermore, adding pointers to Java would undermine security and robustness and make the language more complex.

Which feature is most important Java?

The most significant feature of Java is that it provides platform independence which leads to a facility of portability, which ultimately becomes its biggest strength. Being platform-independent means a program compiled on one machine can be executed on any machine in the world without any change.

Is overriding possible in Java?

In Java, methods are virtual by default. We can have multilevel method-overriding. Overriding vs Overloading : … Overriding is about same method, same signature but different classes connected through inheritance.

What is XOR in Java?

JavaObject Oriented ProgrammingProgramming. Bitwise XOR (exclusive or) “^” is an operator in Java that provides the answer ‘1’ if both of the bits in its operands are different, if both of the bits are same then the XOR operator gives the result ‘0’. XOR is a binary operator that is evaluated from left to right.