Technical Questions asked in Sapient

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It is mandatory to define type of a function in the calling program:
1. if the function returns an integer
2. if the function returns a non-integer value
3. if the function is not defined in the same file
4. if the function returns any value
Answer: Option B.
Explanation: By default function return type is integer type in C.
A member function defined within the class definition, rather than simply declared there taken to be an _________ member function
1. static
2. inline
3. constant
4. overloaded
Answer: Option B.

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Consider the following program fragment main ( )
{
int a,b,c;
b = 2;
a = 2*(b++);
c = 2*(++b);
}
Which one of the given answers is correct?
1. a = 4, c = 6
2. a = 3, c = 8
3. a = 3, c = 6
4. a = 4, c = 8
Answer: Option D.
Use of virtual function is involved with ________
1. Overloading
2. Dynamic binding
3. Overriding
4. Static binding
Answer: Option B.
Which of the following class access protected and private members of other class?
1. Friend class
2. Virtual class
3. Main class
4. None of these
Answer: Option A.
There is more coupling between classes.
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Evalute:
x=++y + y++ if y = 20 initially
1. 21
2. 19
3. 20
4. Undefinded
Answer: Option D.
when variable is being modified more than once then the expression is undefined as different compiler will give different results.

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