11. When will the cin can start processing of input?

1. 1. After pressing any key

   
   
   

   2. After pressing return key

   
   
   

   3. BY pressing blank space

   
   
   

   4. After pressing return key & BY pressing blank space

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   After pressing return key

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12. Which operator is used for input stream?

1. 1. <

   
   
   

   2. >

   
   
   

   3. <<

   
   
   

   4. >>

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   The operator of extraction is >> and it is used on the standard input stream.

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13. Where does a cin stops it extraction of data?

1. 1. By seeing (

   
   
   

   2. By seeing a blank space & (

   
   
   

   3. By seeing a blank space

   
   
   

   4. All of above

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   cin will stop its extraction when it encounters a blank space.

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14. Which is used to get the input during runtime?

1. 1. coi

   
   
   

   2. cout

   
   
   

   3. cin

   
   
   

   4. All of above

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   cin is mainly used to get the input during the runtime.

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15. What is the output of this program?
    

    #include <iostream>
        using namespace std;
        int main ()
        {
            int num;
            cout << "Please enter a Number: ";
            cin >> num + 10;
            return 0;
        }
    

1. 1. Please enter a Number

   
   
   

   2. 10

   
   
   

   3. 15

   
   
   

   4. Compilation Error

   
   
   

   5. Runtime Error

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   We are not allowed to do addition operation on cin.

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