Signals and Systems II
ELEC 364
Final Exam
Summer 2009
There are 5 questions to answer
Questions have equal weight
Available time is 3 hours.
Exam is closed book.
You may use the provided formula shee
FINAL EXAM: ELEC 364
Signals and Systems II
CONCORDIA UNIVERSITY
Department of Electrical and Computer Engineering
December 14, 2011
Instructions
This is a closed book exam. ONLY one 8.5x11 double-si
Introduction and
S&S review
Introduction to Signal Processing (DSP)
DT signals
Transformation of the independent variable
DT LTI Systems & Convolution
Frequency content of signals
Fourier Transfo
Periodic (Uniform) Sampling
ELEC364 & ELEC442
Introduction to sampling
Introduction to filter
Ideal sampling: Representation of a CT Signal by Its Samples
Interpolation: Reconstruction of a Signal
Signals and Systems II
ELEC 364
Midterm Exam II
Summer 2009
Answer all 4 Questions.
Questions have equal weight.
Show all the intermediate steps of your solution.
Make reasonable assumptions if necess
Bonus Mark for Midterm I
It looks like, the exam was long and some students were not able to finish their exam.
To compensate the grade, you may solve the midterm exam at home and submit it to me
on T
ELEC 364 Signals and Systems II: l\-’Iidtern1 Exam I Solutions
Aishy Amer. Concordia University. Electrical 85 Computer Engineering
October 16. 2009
Instructions:
1. Answer ALL Questions. Time given 1
ELEC264
Midterm Exam II
Signals and Systems II
Question 1:
Consider the stable continuous-time system with transfer function of
s +1
H (s) = 2
s + s +1
a) Find the impulse response of the system and d
ELEC264
Midterm Exam I
Signals and Systems II
Question 1:
1 j
.
1 + j
a) Show that the magnitude of the above frequency response is unity at all
frequencies. Find the expression for the group delay an