Question Detail

How to get position to the nth byte of fileObject ?

fileObject.seekg( 'filename',n );
fileObject.seekg( n, 'filename' );
fileObject.seekg( n );
fileObject.seekg( n, ios::app );

Answer: Option C

Similar Questions :

1. Which is correct syntax ?

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

Answer: Option B

2. Which is correct syntax for, position n bytes back from end of fileObject ?

fileObject.seekg(ios::end, n);
fileObject.seekg(n, ios:end );
fileObject.seekg(n, ios::end );
fileObject.seekg(ios:end, n);

Answer: Option C

3. Which stream class is used to both read and write on files ?

ofstream
ifstream
fstream
iostream

Answer: Option C

4. Which among following is correct syntax of closing a file in c++ ?

myfile$close();
myfile@close();
myfile:close();
myfile.close();

Answer: Option D

5. ios::trunc is used for ?

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

Answer: Option B

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