Which of the following feature is not supported by 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 of the following is a Java features?

Java is guaranteed to be write-once, run-anywhere language. On compilation Java program is compiled into bytecode. This bytecode is platform independent and can be run on any machine, plus this bytecode format also provide security. Any machine with Java Runtime Environment can run Java Programs.

Which type of overloading is not supported in Java?

Java doesn’t “need” operator overloading because it’s just a choice made by its creators who wanted to keep the language more simple. Unlike C++ , Java doesn’t support operator overloading. Every operator has a good meaning with its arithmetic operation it performs.

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Which one is not supported by Java <UNK>?

Java does not support multiple inheritance , multipath and hybrid inheritance because of ambiguity problem: Consider there are three classes X , Y and Z . So we are inheriting like X extends Y, Z And both Y and Z is having a method alphabet() with same return type and arguments.

Why is operator overloading not supported in Java?

Java doesn’t supports operator overloading because it’s just a choice made by its creators who wanted to keep the language more simple. … Operator overloading allows you to do something extra than what for it is expected for. Java only allows arithmetic operations on elementary numeric types.

Which is not Java features?

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.

What is Java features of Java?

Java is a dynamic language. It supports the dynamic loading of classes. It means classes are loaded on demand. It also supports functions from its native languages, i.e., C and C++. Java supports dynamic compilation and automatic memory management (garbage collection).

Why is Java not supported?

Some reasons for Java does not support Pointers:

Java has a robust security model and disallows pointer arithmetic for the same reason. … No pointer support make Java more secure because they point to memory location or used for memory management that loses the security as we use them directly. 3.

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What does Java does not support?

C++ , Common lisp and few other languages supports multiple inheritance while java doesn’t support it. Java doesn’t allow multiple inheritance to avoid the ambiguity caused by it.

Why pointer is not supported 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 type of inheritance is not supported by Java Mcq?

Multilevel inheritance is completely supported by Java. Whereas Multiple and Hybrid inheritances are based on Multiple-Superlclasses scenario and hence not supported by Java.

Which of the following are not Java keywords?

Note: true , false , and null are not keywords, but they are literals and reserved words that cannot be used as identifiers.

What is subclass in Java?

In Java, as in other object-oriented programming languages, classes can be derived from other classes. The derived class (the class that is derived from another class) is called a subclass. The class from which its derived is called the superclass. … Definition: A subclass is a class that derives from another class.

Why Java does not support structure and union?

Java has no structures or unions as complex data types. You don’t need structures and unions when you have classes; you can achieve the same effect simply by declaring a class with the appropriate instance variables. … In C you’d define these classes as structures. In Java, you simply declare classes.

Which of the following operators Cannot be overloaded MCQS?

Which of the following operator cannot be overloaded? Explanation: ?:, :: and . cannot be overloaded +, -, % can be overloaded.

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Does Java allow operator overloading?

Does Java support Operator Overloading? Unlike C++, Java doesn’t allow user-defined overloaded operators. Internally Java overloads operators, for example, + is overloaded for concatenation.