Computer Science Chapter 4 Homework

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Chapter 4 Homework Answer Sheet

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Instructions
Download this form and type in your answers. When you are done, upload the finished form. Each answer is worth 5 points.

For Exercises 18-29, type your answers in this table:
18.| 19.| 20.| 21.| 22.| 23.| 24.| 25.| 26.| 27.| 28.| 29.| F| A| D| C| B| E| F| A| D| C| B| E|

For Exercise 31, type your answer below:

A gate accepts one or more input signals and produces an output signal. Each type of gate performs one logical function. A circuit is a combination of gates designed to accomplish a more complex logical function.

For Exercise 44:
Type the Boolean expression below:
X=A+B+C

Fill in the truth table:
A| B| C| X|
0| 0| 0| 0|
0| 0| 1| 1|
0| 1| 0| 1|
0| 1| 1| 1|
1| 0| 0| 1|
1| 0| 1| 1|
1| 1| 0| 1|
1| 1| 1| 1|

For Exercise 49, type your answer below:
A Source is an electric signal. The base value regulates a gate that determines whether the connection between the source and ground (emitter) is made. An output is usually connected to the source.

For Exercise 54, type your answer below:
Combination circuit is a circuit whose output is solely determined by its input values. In a Sequential circuit a circuit whose output is a function of its input values and the current state of the circuit.

For Exercise 56:
Draw your answer on a separate piece of paper. If you have access to a scanner, scan your drawing and upload it with your assignment. If you don’t have access to a scanner, bring the paper to class to hand in (before the deadline). Make sure your name is on your paper if you are handing it in.

For Exercise 60, fill in the truth table:
A| B| A’| AB| A’ AB|
0| 0| 1| 0| 1|
0| 1| 1| 0| 1|
1| 0| 0| 0| 0|
1| 1| 0| 1| 1|

For Exercise 62, fill in the truth table:
A| B| C| AB| (BC)’| C’| (AB + C’)’| | (AB+C’)’ + (BC)’| 0| 0| 0| 0| 1|...
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