ECET 299
Devry University-Chicago
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Exam (elaborations)
ECET 299 Digital Circuits PRACTICE1
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---11July 20222021/2022A+
- Question : (TCO 3) In the decimal number 481, what is the powers-of-ten weight 
of the digit 4? 
Student Answer: 400 (Although the value is 400, the weight is 100, because the 
value is four times the weight (4 * 100).) 
100 (In a decimal number, the left digit has weight of 10 to the 
power 0 (=1), the next digit has weight of 10 to the power 1 (=10), and 
the third digit has weight of 10 to the power 2 (=100).) 
10 (The second place has weight of 10 to the power 1 or 10. The 
question is askin...
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Exam (elaborations)
Juan Carlos Acosta: Week 9 Attempt 1
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---8July 20222021/2022A+
- These 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: 9/12/2012 
Time Spent: 25 min , 53 secs 
Points Received: 21 / 175 (12%) 
Question Type: # Of Questions: # Correct: 
Multiple Choice 25 3 
Grade Details - All Questions 
1. Question : (TCO 1) The engineering notation for 1.0 p is 
Student Answer: 
 1 x 10-12. 
1 x 10 -9 
. 
1 x 10 -6 
. 
1 x 10 -3 
. 
Instructor Explanation...
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Exam (elaborations)
ECET 299 Week 10, Final Attempt 3(Current Exam)
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---35July 20222021/2022A+
- (TCO 2) 
In a 
diode, the 
bias 
conditions 
are(7 points) 
Week 10, Final Attempt 3(Current Exam) 
positive and negative. 
blocking and nonblocking. 
open and closed. 
forward and reverse. 
Instructor Explanation:Boylestad and Nashelsky, Chapter 1.6 
MC(TCO 2) If the anode of a diode is -10 V with reference to 
ground and the diode is forward biased, what is the voltage on 
the cathode with respect to ground?(7 points) 
Week 10, Final Attempt 3(Current Exam) 
-10.7V 
-10V 
0V
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Exam (elaborations)
ECET 299 Week 9, Final Attempt 3
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---28July 20222021/2022A+
- (TCO 1) 
Express 50 
milliamp in 
engineering 
notation.(7 
points) 
Week 9, Final Attempt 3 
50 x 10-3 A 
5.0 x 10-2 A 
5.0 A 
50 x 10+3 A 
D 
Instructor Explanation:Boylestad, Chapter 1.7 
MC(TCO 1) The engineering prefix symbol for 1 x 10+6(7 points) Week 9, Final Attempt 3 
k. 
M. 
m. 
μ. 
Instructor Explanation:Boylestad, Chapter 1.7 
MC(TCO 1) The engineering notation for 1.0 p is(7 points) Week 9, Final Attempt 3 
1 x 10-12. 
1 x 1
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Exam (elaborations)
ECET 299 AC and DC - Active Devices and Digital Circuits: Mathematics Week 1 Test
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---15November 20212021/2022A
- ECET 299 - Week 1 AC/DC Circuits Test 
ECET 299: AC and DC (Electrical Engineering Technology: Active Devices and Digital Circuits)- Mathematics Week 1 Test
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Exam (elaborations)
ECET 299 Active Devices Practice 1(Latest Version) Questions with Answers
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---12November 20212021/2022A+
- Grading Summary 
 
 1.	Question :	(TCO 2) The majority carriers in an ntype semiconductor are 
 
 
 
 	Student Answer:	 negative ions. (Charge is carried by electrons (ntype) or holes (ptype) in semiconductors.) 
 positive ions. (Charge is carried by electrons (ntype) or holes (ptype) in semiconductors.) 
 electrons. (Electrons are the charge carries for ptype semiconductors.) 
 holes. (This is correct. Electrons carry charge in ntype semiconductors.) 
 	Instructor Explanation:...
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Exam (elaborations)
ECET 299: Active Devices- Mathematics Week 10, Final Attempt 3(Latest Exam
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---28November 20212021/2022A+
- MC 	(TCO 2) 
In a diode, the bias conditions 
are(7 points) 	 
 	Week 10, Final Attempt 3(Current Exam) 	 
 
 	 
 
 Instructor Explanation:Boylestad and Nashelsky, Chapter 1.6 
 
 	 	 	MC (TCO 2) If the anode of a diode is -10 V with reference to 	ground and the diode is forward biased, what is the voltage on 
the cathode with respect to ground?(7 points) 	 	 
Week 10, Final Attempt 3(Current Exam) 
		 
 
 		 
	 
 
 Instructor Explanation:Boylestad and Nashelsky, Chapter 1.6...
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Exam (elaborations)
ECET 299: AC and DC (Electrical Engineering Technology: Active Devices and Digital Circuits)- Mathematics Week 9 Final Attempt 3
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---21November 20212021/2022A+
- MC 	(TCO 1) Express 50 milliamp in engineering 
notation.(7 
points) 	 	Week 9, Final Attempt 3 
 
 	 
 D 
 Instructor Explanation:Boylestad, Chapter 1.7 
 
 	 	MC (TCO 1) The engineering prefix symbol for 1 x 10+6(7 points) 
 
 
 	 
 
 Instructor Explanation:Boylestad, Chapter 1.7 
 
 	 	MC (TCO 1) The engineering notation for 1.0 p is 
	 	(7 points) 
 
 
 	 
 
 Instructor Explanation:Boylestad, Chapter 1.7 
 
 	 	MC (TCO 1) Express 0.05 F as pF.(7 points)
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