Grouping of Exceptions

1: When exceptions are used?

A. To preserve the program

B. Exceptions are used when postconditions of a function cannot be satisfied.

C. Exceptions are used when postconditions of a function can be satisfied.

D. none of the mentioned

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2: Pick out the correct Answer.

A. Exceptions are not suitable for critical points in code.

B. Exception are suitable for critical points in code.

C. Both a & b

D. none of the mentioned

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3

What is the output of this program?

1.
    #include 
2.
    using namespace std;
3.
    void PrintSequence(int StopNum)
4.
    {
5.
        int Num;
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        Num = 1;
7.
        while (true)
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        {
9.
            if (Num >= StopNum)
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                throw Num;
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            cout << Num << endl;
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            Num++;
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        }
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    }
15.
    int main(void)
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    {
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        try
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        {
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            PrintSequence(2);
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        }
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        catch(int ExNum)
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        {
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            cout << "exception: " << ExNum << endl;
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        }
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        return 0;
26.
    }

a) 1

b) exception: 2

c) 1

exception: 2

d) none of the mentioned

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4

What is the output of this program?

1.
    #include 
2.
    using namespace std;
3.
    void test(int x)
4.
    {
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        try
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        {
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            if (x > 0)
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                throw x;
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            else
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                throw 'x';
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        }
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        catch(int x)
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        {
14.
            cout<<"integer:"<

A. integer:10character:x

B. integer:10

C. character:x

D. none of the mentioned

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5

What is the output of this program?

1.
    #include 
2.
    using namespace std;
3.
    int main()
4.
    {
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        int a = 10, b = 20, c = 30;
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        float  d;
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        try
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        {
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            if ((a - b) != 0)
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            {
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                d = c / (a - b);
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                cout << d;
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            }
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            else
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            {
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                throw(a - b);
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            }
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        }
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        catch (int i)
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        {
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            cout<<"Answer is infinite "<

A. 10

B. -3

C. 15

D. none of the mentioned

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