Quizzes for IT&C 327

GENERAL:

            All quizzes are worth 10 points. All are timed for 5 minutes. Quizzes 1, 2 and 5 are closed-book; the remainder are all open-book.

Quiz 1 (closed-book)

51 answers, each worth 1 point; the total will then be scaled to 10 points.

First 8 points: give the values of the following resistors, in proper engineering notation. You are then given 4 colors, from which you must derive the resistor value. There are 2 of these, 4 points each.

Next 8 points: give the color code for 2 resistor values, 4 points each.

Next 20 points: fill in the blanks for a table of scientific prefixes from 10^-15 up  to 10¹⁵.

Next 15 points: fill in the blanks for a table of electronic terms including voltage, current, resistance, power and frequency.

Quiz 2 (closed-book)

Give all 3 forms of the Ohm’s Law equation. (3 points)

Give 3 forms of the power equation. (3 points)

Find R_total for 3 resistors in series (4 points)

Quiz 3 (open-book)

Find R_total for 4 resistors in parallel (4 points)

Find V_rms and frequency, given a voltage in V_p or V_p-p and the period of the signal. (6 points)

Quiz 4

Identify the correct properties of inductors (5 points)

Identify the correct properties of capacitors (5 points)

Quiz 5

Know the required bandwidth of voice, audio, AM radio, FM radio, analog (legacy) television, and HDTV. (6 points)

Understand what Shannon’s Law tells you about capacity if the SNR changes. (4 points)

Quiz 6

Know the characteristics of AM and FM (4 points)

Understand how FM works and how the carrier frequency changes as a function of the signal frequency (6 points)

Quiz 7

Understand analog-to-digital conversion, especially the terms quantization error (3 points), data rate (3 points) and the necessary sampling rate (4 points)

Quiz 8

Understand the relationship between PRBS and a constellation plot (4 points)

Understand what a constellation plot tells you about the channel (6 points)

Quiz 9

Understand what an eye diagram is and what it represents. (5 points)

Understand the wireless communication technologies in Chap 10. (5 points)

Quiz 10

Understand the properties, both desirable and undesirable, of optical fiber communication (5 points)

Understand the properties, both desirable and undesirable, of waves and their application in optical fiber communication. (5 points)