Please help 1. What is a function (not equal to 0) that has the minimum number o
ID: 642643 • Letter: P
Question
Please help
1. What is a function (not equal to 0) that has the minimum number of 1's in a particular truth table? (Points : 5) (a) Top-down
(b) Bottom-up
(c) Maxterm
(d) Minterm
(e) None of (a) through (d) is the correct answer.
(a) 1
(b) 0
(c) X
(d) Y
(e) None of (a) through (d) is the correct answer.
(b) sum-of-products
(c) divide-and-conquer
(d) product-of-minterms
(e) None of (a) through (d) is the correct answer. Please help 1. What is a function (not equal to 0) that has the minimum number of 1's in a particular truth table? (Points : 5) (a) Top-down (b) Bottom-up (c) Maxterm (d) Minterm (e) None of (a) through (d) is the correct answer. Question 2. 2. What is the term for an implementation that features a set of parallel AND gates that feed into a single OR gate? (Points : 5) (a) product-of-sums (b) sum-of-products (c) divide-and-conquer (d) product-of-minterms (e) None of (a) through (d) is the correct answer. Question 3. 3. Which of the following expressions (described in words) is not equivalent to X' ? (Points : 5) (a) X NAND X (b) X NOR X (c) X NAND 1 (d) X NOR 1 (e) None of (a) through (d) is the correct answer. Question 4. 4. We want to output a 1 on one of inputs are asserted - what is the right combinatorial component to use for this? (Points : 5) (a) decoder (b) encoder (c) multiplexer (d) demultiplexer (e) None of (a) through (d) is the correct answer. Question 13. 13. Don't cares in K-maps are represented by what symbol? (Points : 5) (a) 1 (b) 0 (c) X (d) Y (e) None of (a) through (d) is the correct answer. (number 549 in decimal) in binary? (Points : 5) (a) 01000100101 (b) 1000100100 (c) 01001100101 (d) 01010100101 (e) None of (a) through (d) is the correct answer. Question 10. 10. Given the function F(X,Y,Z) = XZ + Z(X'+ XY), the equivalent most simplified Boolean representation for F is: (Points : 5) (a) Z+YZ (b) XZ (c) X+YZ (d) XZ (e) None of (a) through (d) is the correct answer. Question 11. 11. Which of these is typically used in the design of a multiplexer? (Points : 5) (a) decoder (b) encoder (c) priority encoder (d) demultiplexer (e) None of (a) through (d) is the correct answer. Question 12. 12. We want to output N bits to indicate which of the inputs to pass to a single output line using N control signals - what is the right combinatorial component to use for this? (Points : 5) (a) decoder (b) encoder (c) multiplexer (d) demultiplexer (e) None of (a) through (d) is the correct answer. Question 7. 7. What is the decimal equivalent of binary number 11010110.101? (Points : 5) (a) 214.375 (b) 186.375 (c) 213.375 (d) 214.625 (e) None of (a) through (d) is the correct answer. Question 8. 8. What is the minimum number of two-input NAND gates used to perform the function of two input OR gate? (Points : 5) (a) one (b) two (c) three (d) four (e) five (f) None of (a) through (e) is the correct answer. Question 9. 9. What is outputs using only N input signals - what is the right combinatorial component to use for this? (Points : 5) (a) decoder (b) encoder (c) multiplexer (d) demultiplexer (e) None of (a) through (d) is the correct answer. Question 5. 5. Simplify the Boolean expression (A+B+C)(D+E)' + (A+B+C)(D+E) and choose the best answer. (Points : 5) (a) D + E (b) A + B + C (c) A'B'C' (d) D'E' (e) None of (a) through (d) is the correct answer Question 6. 6. We want to choose one of
Explanation / Answer
7. E
13: C
12: D
11. B
9: (0000001000100101)2
8: C
6: B
4: DECODER
3:A
2: B
1:D