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Welcome to the Strings,Streams and Numerics in C++ MCQs Page

Dive deep into the fascinating world of Strings,Streams and Numerics in C++ with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Strings,Streams and Numerics in C++, a crucial aspect of Object Oriented Programming Using C++. In this section, you will encounter a diverse range of MCQs that cover various aspects of Strings,Streams and Numerics in C++, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Object Oriented Programming Using C++.

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Check out the MCQs below to embark on an enriching journey through Strings,Streams and Numerics in C++. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Object Oriented Programming Using C++.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Strings,Streams and Numerics in C++. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Strings,Streams and Numerics in C++ MCQs | Page 11 of 21

Explore more Topics under Object Oriented Programming Using C++

Q101.
Which objects information is loaded in locale object?
Discuss
Answer: (a).facet object
Q102.
How many categories are available in facets?

a.

4

b.

5

c.

6

d.

3

Discuss
Answer: (c).6
Q103.
What is the output of this program?
    #include <stdio.h> 
    #include <ctype.h>
    int main ()
    {
        int i = 0;
        char str[] = "Steve Jobs\n";
        char c;
        while (str[i])
        {
            c = str[i];
            if (islower(c)) 
                c = toupper(c);
            putchar (c);
            i++;
        }
        return 0;
    }
Discuss
Answer: (b).STEVE JOBS
Q104.
What is the output of this program?
    #include <stdio.h> 
    #include <ctype.h>
    int main ()
    {
        int i = 0;
        char str[] = "C";
        while (str[i])
        {
            if (isalpha(str[i])) 
                printf ("alphabetic");
            else 
                printf ("not alphabetic");
            i++;
        }
        return 0;
    }
Discuss
Answer: (a).alphabetic
Q105.
What is the output of this program?
    #include <stdio.h>
    #include <ctype.h>
    int main ()
    {
        int i;
        char str[] = "jobs...";
        i = 0;
        while ( isalnum(str[i] )) 
            i++;
        printf (" %d\n",i);
        return 0;
    }

a.

1

b.

2

c.

3

d.

4

Discuss
Answer: (d).4
Q106.
What is the output of this program?
    #include <stdio.h>
    #include <ctype.h>
    int main ()
    {
        int i = 0;
        int cx = 0;
        char str[] = "Hello, welcome!";
        while (str[i])
        {
            if (ispunct(str[i])) cx++;
                i++;
        }    
        printf ("%d\n", cx);
        return 0;
    }

a.

1

b.

2

c.

3

d.

4

Discuss
Answer: (b).2
Q107.
What is the output of this program?
    #include <stdio.h>
    #include <stdlib.h>
    #include <ctype.h>
    int main ()
    {
        char str[] = "ffff";
        long int number;
        if (isxdigit(str[0]))
        {
            number = strtol (str, NULL, 16);
            printf ("%ld\n", number);
        }
        return 0;
    }
Discuss
Answer: (c).65535
Q108.
What kind of locale does every program is having in C++?
Discuss
Answer: (b).global locale
Discuss
Answer: (a).Handle formatting and parsing of monetary values
Q110.
Which header file is used with input and output operations of C in C++?
Discuss
Answer: (b).cstdio

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