Test: File Handeling - 1 - Back-End Programming MCQ

Binary

Text

Can’t say

ofstream

ifstream

fstream

iostream

 ios::ate

 ios::nocreate

 ios::noreplace

 ios::truncate

ios:app

ios::out

ios::in

ios::binary

 ios::in

 ios::out

 ios::in|ios::trunc

 ios::out|ios::trunk

myfile:open ("example.bin", ios::out);

myfile.open ("example.bin", ios::out);

myfile::open ("example.bin", ios::out);

myfile.open ("example.bin", ios:out);

 ios::in|ios::out

 ios::in|ios::out|ios::trunc

 ios::in|ios::trunc

 Default mode depends on compiler

ofstream

ifstream

fstream

iostream

 iostream

 fstream

 stdstream

 Stdiostream

myfile$close();

myfile@close();

myfile:close();

myfile.close();

< ifstream>

< ofstream>

< fstream>

Any of these

ofstream

ifstream

fstream

iostream

True

False

If the file is opened for output operations and it already existed, no action is taken.

If the file is opened for output operations and it already existed, its previous content is deleted and replaced by the new one.

If the file is opened for output operations and it already existed, then a new copy is created.

None of above

True

False