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SOLUTIONS
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MANUAL
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Thomas L. Floyd
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Comprehensive Solutions Manual for
Instructors and Students
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© Thomas Floyd. All rights reserved. Reproduction or distribution without permission is
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©MedConnoisseur
, Solutions Manual for
Digital Fundamentals,
11e Thomas Floyd (All
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Chapters)
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, PART 1
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Problem Solutions
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, Chapter 1
CHAPTER 1
INTRODUCTORY CONCEPTS
Section 1-1 Digital and Analog Quantities
1. Digital data can be transmitted and stored more efficiently and reliably than analog data. Also,
digital circuits are simpler to implement and there is a greater immunity to noisy environments.
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2. Pressure is an analog quantity.
3. A clock, a thermometer, and a speedometer can have either an analog or a digital output.
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Section 1-2 Binary Digits, Logic Levels, and Digital Waveforms
4. In positive logic, a1 is represented by a HIGH level and a 0 by a LOW level. In negative logic,
a 1 is represented by a LOW level, and a 0 by a HIGH level.
5. HIGH = 1; LOW = 0. See Figure 1-1.
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6. A 1 is a HIGH and a 0 is a LOW:
(a) HIGH, LOW, HIGH, HIGH, HIGH, LOW, HIGH
(b) HIGH, HIGH, HIGH, LOW, HIGH, LOW, LOW, HIGH
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