A function when defined as INLINE, the code from the function definition is directly copied into the code of the calling function.
★ It avoids the overhead of calling the actual function. This is because the complier performs and inline expansion which eliminates the time overhead when a function is called.
★ Reduces space as no separate set of instructions in memory is written.
Individual characters in a string are accessed as following a) cout << S.at(i); b) cout << S[i]; c) both a) and b) d) None
In C++ if program executed successfully, following value will be returned to the calling process, if nothing specified in return statement? a) 0 b) 1 c) -1 d) 2
In C++ if return statements is written in a non-void function without any specified value, what will be return value of the function? a) undefined b) 1 c) 0 d) -1
Following is the not a correct statement for preprocessor directive declaration? a) #include<iostream.h> b) #include<iostream.h> #define LEFT 1 c) #define LEFT 1 d) #define ABS(a) (a)<0 ? -(a) (a)
What is dynamic memory management for array?
What is new operator and delete operator?
char * const ptr1 = "nice"; //this is example of , a) constant pointer b) pointer to a constant c) None of above d) Both of above
int const *ptr1 = &m; // this is example of, a) Constant pointer b) Pointer to a constant c) Both of above d) None of above
C++ supports …. a) constant pointer b) pointer to a constant c) None of above d) Both of above
Which of the following are valid array declaration? a) char str1[3] = "ab" b) char str1[3] = "abc" c) char str1[2] = "ab" d) char str1[0] = "ab"
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