____ is the cost difference between a task's budgeted cost and its actual cost.

What are the two primary functions of a BERT?

A) Pattern generator B) Error detector C) Throughput measurement D) Cable certification

The ____________ fstream member function closes a file stream. Explain why it is best to close a file when the program is through processing the data in the file.

a. close( ) b. overloaded operator <<( ) c. open( ) d. eof( ) e. flush( )