Question

Use the truth table to answer the following questions, { X is Do not Care Condition}

A	B	C	D	Y
0	0	0	0	1
0	0	0	1	1
0	0	1	0	0
0	0	1	1	0
0	1	0	0	1
0	1	0	1	1
0	1	1	0	0
0	1	1	1	1
1	0	0	0	1
1	0	0	1	X
1	0	1	0	0
1	0	1	1	X
1	1	0	0	1
1	1	0	1	0
1	1	1	0	0
1	1	1	1	0

1. Draw a Karnaugh map for the Truth Table (include the loopings). 5 Marks
2. Write the Boolean expression for Y from Table and derive the simplified Boolean expression for Y from the Karnaugh Map in part (a) above. 5 Marks
3. Use AND, OR and NOT gates to implement (draw) the circuit corresponding to the expression for Y output found in part (b) above. Make sure you write the expression for intermediate points. 5 Marks

*******************PLEASE DONT ANSWER THIS QUE AFTER 1 PM IST 20/10 **************************

Answer 1

d

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