CIS1057
FIVE MINUTE TEST #9
November 16, 2010




(10)	1. (a) We want to open the file temp.txt for input. Write
	       the necessary code.
	   (b) We want instead to write to temp.txt. Write the 
	       necessary code.








(10)	2. Given the definitions
		typedef struct Foo {int x; double y} foo;
	   Declare an array of 5 foo and initialize it to all 0s.










(10)	3. foo is as defined in question 2.
	   What is printed out by the following code
		void moo(foo a) { a.x = 3; a.y = 2.7; }
		foo b = {1, 3.1};
		moo(b);
		foo c = b;
		printf("b.x=%d, b.y=%lf, c.x=%d, c.y=%ld\n",
			b.x, b.y, c.x, c.y);






(10)	4. We are given the integer variable x and and a double variable y.
	   We want to store their values in the C string char c[32].
	   Write the required code.