What is the difference between pass by reference and pass by value?

12 Answers   Pfizer, TCS,

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to remove the repeated numbers from the given . i.e.., if the input is 12233 output should of 123

2 Answers  

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suppose A is a base class and B is the derved class. Both have a method foo which is defined as a virtual method in the base class. You have a pointer of classs B and you typecast it to A. Now when you call pointer->foo, which method gets called? The next part of the question is, how does the compiler know which method to call?

3 Answers   EA Electronic Arts,

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How to use CMutex, CSemaphore in VC++ MFC

0 Answers   Persistent, TCS,

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What is the real life example of polymorphism?

0 Answers  

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what is difference between objects and function

3 Answers  

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IS IT NECESSARY TO INITIALIZE VARIABLE? WHAT IF THE INSTANCE VARIABLE IS DECLARED final ? IS IT NECESSARY TO INITIALIZE THE final VARIABLE AT THE TIME OF THEIR DECLARATION?

0 Answers  

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How do you achieve runtime polymorphism?

0 Answers  

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how many types of notations are in java

1 Answers   National University of Modern Languages (NUML),

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Write a program to multiply 3x3 matrics

1 Answers  

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Difference between over loading and over ridding?

12 Answers   CTS, Patni, Softvision Solution,

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How is data security provided in Object Oriented languages? ?

5 Answers  

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