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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 8 of 21

Explore more Topics under Object Oriented Programming Using C++

Discuss
Answer: (a).After pressing return key
Q72.
Which is used for formatting purpose in c++?
Discuss
Answer: (a).Whitespace
Q73.
How many number of spaces should be set in default tab?

a.

1

b.

2

c.

3

d.

4

Discuss
Answer: (d).4
Q74.
What can be improved by formatting the source code?
Discuss
Answer: (c).User interface
Q75.
Choose the correct formatted code.
Discuss
Answer: (a).int a = 5;
Q76.
Which function allows you to set minimum width for the next input?
Discuss
Answer: (b).setw
Q77.
What is the output of this program?
    #include <iostream>
    #include <iomanip>
    using namespace std;
    void showDate(int m, int d, int y)
    {
        cout << setfill('0');
        cout << setw(2) << m << '/'
        << setw(2) << d << '/'
        << setw(4) << y << endl;
    }
    int main()
    {
        showDate(1, 1, 2013);
        return 0;
    }
Discuss
Answer: (c).01/01/2013
Q78.
What is the output of this program?
    #include <iostream>
    using namespace std;
    int main()
    {
        unsigned long x = 64;
        cout << x << oct << x << endl;
        return 0;
    }
Discuss
Answer: (a).64100
Q79.
What is the use of the function โ€œshowbaseโ€?
Discuss
Answer: (a).Indicate the base used
Q80.
Which operator is used to insert the data into file?
Discuss
Answer: (b).<<

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