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++.
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 9 of 21
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#include <iostream>
#include <fstream>
using namespace std;
int main ()
{
int length;
char * buffer;
ifstream is;
is.open ("sample.txt", ios :: binary );
is.seekg (0, ios :: end);
length = is.tellg();
is.seekg (0, ios :: beg);
buffer = new char [length];
is.read (buffer, length);
is.close();
cout.write (buffer, length);
delete[] buffer;
return 0;
} #include <iostream>
using namespace std;
int main ()
{
char first, second;
cout << "Enter a word: ";
first = cin.get();
cin.sync();
second = cin.get();
cout << first << endl;
cout << second << endl;
return 0;
} #include<iostream>
#include <fstream>
using namespace std;
int main ()
{
ofstream outfile ("test.txt");
for (int n = 0; n < 100; n++)
{
outfile << n;
outfile.flush();
}
cout << "Done";
outfile.close();
return 0;
} #include <iostream>
using namespace std;
int main ()
{
int a = 100;
double b = 3.14;
cout << a;
cout << endl;
cout << b << endl << a * b;
endl (cout);
return 0;
} #include <iostream>
#include <fstream>
using namespace std;
int main ()
{
char ch;
streambuf * p;
ofstream os ("test.txt");
pbuf = os.rdbuf();
do {
ch = cin.get();
p -> sputc(ch);
} while (ch != '.');
os.close();
return 0;
}Suggested Topics
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