If we open a file in write mode (“w”), and the file already exists on the disk, what happens?  

Is ‘a + b / c + d’ the same arithmetically as ‘(a + b) / (c + d)’?Why, or why not?

If a program fails to call fclose on an open file before the program terminates NORMALLY (ends properly), all data in the file will be corrupted or lost.

When an integer variable is printed before it has had a value assigned to it:

A data file can be read from before it is opened.

A computer system consists of both _________ and ___________. 

Variables in C can be initialized when they are declared.

Which command is typically used to print output to a file?

If you use an improper (non-matching type) format specifier in a printf statement to print a variable:

Which statement is equivalent to c = c + 1 ?