CIS71, Section 4
FIVE MINUTE TEST #7
November 2, 2006




(10)	1. Given the function
		void foo(int x, int *y) {
		    x += 2;
		    *y += 3;
		}
	   given the integer variables a and b initiated respectively to
	   1 and 2, what will be their value after the call foo(a, &b)?








(5)	2. Given the definitions
		typedef struct Foo {int x; double y} foo;
		foo a;
	   How do I assign 3 to the field x of a?




(15)	3. (a) What is the distinction between text and binary files?
	   (b) What is the difference between accessing files sequentially
	       or at random?
	   (c) How do I open for reading the file temp.txt?
	   (d) How do I open for writing the file temp1.txt?










(10)	4. Assume the foo is as defined in question 2.
           Implement the function void incr(foo *p)
	   that increments both fields of the structure
	   referenced by p.