91Ó°ÊÓ

Under what circumstances is a file stream object's ios: : eofbit bit set? What member function reports the state of this bit?

What is the difference between the seekg and seekp member functions?

Write two statements that use a file stream object named places to open a file named places.dat. (Show how to open the file with a member function and at the definition of the file stream object.) The file should be opened for both input and output.

True or False Different operating systems have different rules for naming files.

True or False ofstream objects, by default, delete the contents of a file if it already exists when opened.

True or False A file stream object's fail member function may be used to determine if the file was successfully opened.

True or False Binary files contain unformatted data, not necessarily stored as text.

Each of the following programs or program segments has errors. Find as many as you can. fstream file(ios:: in | ios: :out) ; file.open ("info.dat") ; if ( ! file) cout \(<<\) "Could not open file. \(\backslash n^{\prime \prime}\)