# ECT263 Week 4 Quiz - Grading Summary These are the...

• Test Prep
• 4
• 82% (17) 14 out of 17 people found this document helpful

This preview shows page 1 - 3 out of 4 pages.

Grading SummaryThese are the automatically computed results of your exam. Grades for essay questions, and comments from your instructor, are in the "Details" section below.Date Taken:5/28/2016Time Spent:17 min , 03 secsPoints Received:20 / 50 (40%)Question Type:# Of Questions:# Correct:True/False20Multiple Choice43Grade Details - All QuestionsQuestion 1.Question :(TCO 4) From the spectrum analyzer display shown below, determine the total bandwidth needed to transmit that signal. Student Answer:15KHz60KHz90KHz120KHzInstructor Explanation:From the given scale, each division is 160/4 = 40 KHz. The signal occupies a littlemore than two divisions and therefore the required BW is about 90 KHz.
Points Received:0 of 10Comments:Question 2.Question :(TCO 4) From the spectrum analyzer display below, determine the modulation frequency.