71. What is the user-defined header file extension in c++?

1. 1. hf

   
   
   

   2. cpp

   
   
   

   3. h

   
   
   

   4. All of above

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   h

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72. What is the use of no linkage?

1. 1. make the entity visible to other blocks in the same program.

   
   
   

   2. make the entity visible only to that block

   
   
   

   3. make the entity visible to other programs

   
   
   

   4. All of above

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   make the entity visible only to that block

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73. Which is used to use a function from one source file to another?

1. 1. declaration

   
   
   

   2. prototype

   
   
   

   3. code

   
   
   

   4. All of above

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   By defining a function’s prototype in another file means, we can inherit all the features from the source function.

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74. What is the output of this program?
    

    #include 
        using namespace std;
        double Time()
        {
            double T = 26.25;
            double H = T;
            return H;
        }
        int main()
        {
            double H = Time();
            cout << "Weekly Hours: " << H;
            return 0;
        }
    

1. 1. Compilation Error

   
   
   

   2. Runtime Error

   
   
   

   3. Garbage value

   
   
   

   4. Weekly Hours: 0

   
   
   

   5. Weekly Hours: 26.25

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: E

   We are returning the value what we get as input.

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75. What is the output of this program?
    

    #include 
        using namespace std;
        int max(int p, int q)
        {
            return ( p > q ? p : q);
        }
        int main()
        {
            int m = 15;
            int n = 16;
            cout << max(m, n);
            return 0;
        }
    

1. 1. Compilation Error

   
   
   

   2. Runtime Error

   
   
   

   3. Garbage value

   
   
   

   4. 15

   
   
   

   5. 16

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: E

   In this program, we are returning the maximum value by using conditional operator.

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