Quiz 1 Questions

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School

Collin County Community College District *

*We aren’t endorsed by this school

Course

2120

Subject

Electrical Engineering

Date

Apr 3, 2024

Type

png

Pages

1

Uploaded by HighnessGalaxy14658 on coursehero.com

Take Test: Quiz 1 * Test Information Description Instructions Timed Test This test has a time limit of 40 minutes.This test will save and submit automatically when the time expires. Warnings appear when half the time, 5 minutes, 1 minute, and 30 seconds remain. Multiple Attempts Not allowed. This test can only be taken once. Force Completion This test can be saved and resumed at any point until time has expired. The timer will continue to run if you leave the test. v Remaining Time: 38 minutes, 37 seconds. ¥ Question Completion Status: QUESTION'T 0 points m These questions and your responses may not be shared or distributed in any form. Such distribution will constitute a violation of academic integrity. requirement to receive a score on this exam. | solemnly affirm, acknowledge, and certify that my responses to this examination will be completed without any contact with other persons. | pledge on my honor that | have not given or received any assistance on this examination and certify that the responses are solely my own work. For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac). T T T Aral v 3¢1p) v T~ :i=-i= -~ Cassandra Y Ngaleu - Path: p Words:2 4 QUESTION 2 13 points Save Answer Find the output of a discrete-time linear time-invariant system with the following input and impulse response. You need to show your work to get credit for this question. Take a picture of your work and upload it here. x[nl=6[n+1]1+uln-2] hinl1=2""3u[n-3] Attach File Browse My Computer Browse Content Collection QUESTION 3 20 points Save Answer Choose all the correct statements about the following discrete-time system. ylnl=x[sin[n-1]] [] The system is stable. [ The system is causal. [[) The system is time invariant. [[J The system is memoryless. [[) The system is linear. QUESTION 4 12 points Save Answer Choose all the correct statements about a discrete-time linear time-invariant system presented by the following impulse response. hin =) ] The system is causal. [[) The system is memoryless. [[J The system is stable. QUESTION 5 5 points Save Answer Choose the correct statement about the following signal. X(t) =cos (8Tt ++/2) Oa Itis a periodic signal with fundamental period of 8TL. Ob. It is a periodic signal with fundamental period of ¥/ 2. 1 Itis a periodic signal with fundamental period of Z 21 Od Itis a periodic signal with fundamental period of T ' 2 (O e. Because its period is not a rational number, it is not a periodic signal. Click Save and Submit to save and submit. Click Save All Answers to save all answers. _ _ Save and Submit
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