Given the following function definition: int doit(int &x, int y, int &z) { x = 3*x; y = y + 5; z = x+y; return z - 4; } int a = 5, b = 7, c = 9, d = 11; d = doit(a,b,c);

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What is using namespace std in c++?

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What is virtual destructor? What is its use?

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Why is swift so fast?

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What is virtual table?

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What are raw sockets, where they are efficient?

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You're given an array containing both positive and negative integers and required to find the sub-array with the largest sum (O(N) a la KBL). Write a routine in C for the above.

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if int1 has the value 12, int has the value 18, and int3 has the value 21, what is the result: int1 < int2 && int2 < int 3

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What is the function of the keyword ‘volatile’ in C++?

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Should a constructor be public or private?

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What is anonymous object in c++?

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What is a pointer with example?

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