need help with this quiz

QUESTION 1

1. Describe some of the differences between analog and digital electronics.  List at least  2 differences.

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5 points   

QUESTION 2

1. List three common products that can have either a digital or analog output.

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5 points   

QUESTION 3

1. Describe the difference between the binary, decimal, octal, and hexadecimal system.

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10 points   

QUESTION 4

1. Define the purpose of the following VHDL program segments::  a) library, b) entity,  and c) architecture. 

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15 points   

QUESTION 5

1. Which Boolean law is used to transform each of the following equations?

a. B + (D + E) = (B + D) + E 

b. CAB=ABC

c. (B + C)(A + D)=  BA + BD + CA + CD

d. D + E = E + D

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20 points   

QUESTION 6

1. Using Boolean algebra techniques, simplify this expression:

AB +  A(B + C) + B(B + C)

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10 points   

QUESTION 7

1. Write the Boolean expression for each of the logic circuits below.

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10 points   

QUESTION 8

1. Draw a logic circuit for circuit represented by each expression:

a. AB’ + A’B

b. AB + A’B: + A’BC

c. A’B(C + D’)

d. A + B[C + D(B + C’)]

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10 points   

QUESTION 9

1. Construct a truth table for each of the following Boolean expressions:

a. A + B

b. AB

c. AB + BC

d. (A + B)C

e. (A + B)(B’ + C)

1. Attach File

10 points   

QUESTION 10

1. Please use the Figure below to answer problems 10 & 11. 

10. Decode the following ASCII coded message and then convert it in hexadecimal see.

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2 points   

QUESTION 11

1. Write the message in problem 11 in hexadecimal.

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3 points   

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