Question Detail

eof() is used to get

easy code reivew
end of file
debug report
file close

Answer: Option B

1. Which stream class is to only write on files ?

ofstream
ifstream
fstream
iostream

Answer: Option A

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

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

Answer: Option D

3. Which among following is used to open a file in binary mode ?

ios:app
ios::out
ios::in
ios::binary

Answer: Option D

Explanation:

ios:app -> All output operations are performed at the end of the file, appending the content to the current content of the file.

ios::out -> Open for output operations.

ios::in -> Open for input operations.

4. 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

5. How to find the position at end of fileObject ?

fileObject.seekg( 0, ios::end );
fileObject.seekg( 0, ios::end );
fileObject.seekg( 0, ios::end );
fileObject.seekg( 0, ios::end );

Answer: Option A