Question Detail

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

ofstream
ifstream
fstream
iostream

Answer: Option C

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

ofstream
ifstream
fstream
iostream

Answer: Option C

2. 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.

3. How to get position n bytes forward in fileObject ?

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

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. eof() is used to get

easy code reivew
end of file
debug report
file close

Answer: Option B