Answer / sowmya

Feature C C++ Java
Paradigms Procedural Procedural, OOP, Generic Programming OOP, Generic Programming (from Java 5)
Form of Compiled Source Code Executable Native Code Executable Native Code Java bytecode
Memory management Manual Manual Managed, using a garbage collector
Pointers Yes, very commonly used. Yes, very commonly used, but some form of references available too. No pointers; references are used instead.
Preprocessor Yes Yes No
String Type Character arrays Character arrays,
Feature C C++ Java
Paradigms Procedural Procedural, OOP, Generic Programming OOP, Generic Programming (from Java 5)
Form of Compiled Source Code Executable Native Code Executable Native Code Java bytecode
Memory management Manual Manual Managed, using a garbage collector
Pointers Yes, very commonly used. Yes, very commonly used, but some form of references available too. No pointers; references are used instead.
Preprocessor Yes Yes No
String Type Character arrays Character arrays, objects Objects
Complex Data Types Structures, unions Structures, unions, classes Classes
Inheritance N/A Multiple class inheritance Single class inheritance, multiple interface implementation
Operator Overloading N/A Yes No
Automatic coercions Yes, with warnings if loss could occur Yes, with warnings if loss could occur Not at all if loss could occur; msut cast explicitly
Variadic Parameters Yes Yes No
Goto Statement Yes Yes No

Answer / abdull wadood

In c++ you can use destructor but in java u can't use
destructor.
In java u can request the compiler to garbage collector.

Answer / salim farooqui

difference b/w java and c++
java is a true object oriented language while c++ is a
object oriented language

java does not support operator overloading.

java provides the multithreading capability.

Answer / prakash savaniya

Java doesnt require any header file.
it uses import statement instead of #include statement

Answer / swati patodkar

java is pure object oriented programing laguage.
but c++ is not pure object oriented programing laguage & we
can write a program as procedural language in ++ .

Answer / mahesh telor

c++ provides two types of comment where java provides 3
types of comment

* c++ comment is * java comment is
(1) single line comment (1) singleline comment
(2) multipleline comments (2) multipleline comments
(3) documentation comment

Answer / dilip chaudhary

The main difference between c++ and java is that java is a
platform independent i.e. write once and run any where,but
c++ doesn't.

Answer / priyal rathod

Java supports only LOCAL variable where as C++ supports
LOCAL & GLOBLE variable both

Answer / chandra sekhar

Java is a fully object oriented language where as c++ is c
with classes.
Java is used for all kinds of development i.e
console,web,windows where as c++ is only for console.
Java supports "Applets" and "Swings" concept that makes it
to be more powerful language than c++.

Answer / mustafa daudi

*Java Supports dynamic memory allocation due to dynamic
allocation there is no wastage of memory..
While in c++ there is wastage of memory.
*Java is exensible because new class can easily added in
libraries while in c++ it is not possible..

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