Previous Page Next Page Page 18 of 25 Question 18 (4 points) What is the Boolean expression for the following 4-variable K-Map? CD CD AB AB AB AB AB+CD BD+AB BD ABC+ BCI Nest Pas Page 18 of 25 Backs Page 19 of 25 Previous Page Next Page Question 19(4 points) Which of the following is NOT true? Any gate can be used to build an SR Latch. Any digital circuit can be implemented by NAND gates only The Boolean expression A+ B can be implemented in one IC 7400. NOR is a computation complete function. Previous Nest Page Page 19 of 25 25 PriSc Insert Dele Time LettO:SU:09 h: Attempt Previous Page Next Page Question 20 (4 points) Which of the following is NOT combinational logic (sequential logic)? Half adder IC 7408 Latch ALU Previous Pass Nent Pase Submit Qiz Prevlous Page Page 21 of 25 Next Page Question 21 (4 points) Gilven the following K-Map (3 variables A, B, and C), what is the simplifed Boolean expression? BC+A BC+AC (A +C)B A+C est Pa Page 21 of 25 Loc GIH Page 22 of 25 Previous Page Next Page Question 22 (4 points) What is the simplifcation result for Boolean expression (A + C)(AD + AD) +AC+O A+D A+C C.D Previous P Next Page Page 22 of 25 Subeit Qua P1 F10 PrtInsert Page 24 of 25 Previous Page Next Page Question 24 (4 points) Given the following circuit, when A, B, and C-1 are the inputs, what will be the output R? #0 carry zer A-B AB A+B Nest Pa Page 24 of 25 + PrtS Insert Ba Question 25 (4 points) Simplify the following Boolean expression: ABC D+ ABCD+ABC D+ ABCD ABC BC D BC AB ou Pa Page 25 of 25 + F10 Prtsc Insert Delet F12 Backspa