Question 3 a) Using logic gates, design an active low chip select for the memory a 512 K memory device starting at address 38000016 in a 16 Megabyte memory space AN 8 b) Develop the truth table for the combinational logic circuit shown below. X Y Z- F AN 7 c) A hard drive stores data in well-organized patterns of ones and zeros. With the aid of a diagram explain how data is stored on a hard drive. AP 5 3