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Digital Electronics Test

Instructions:

Answer 30 questions in 15 minutes.
If you are not ready to take this test, you can study here.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.

1. Two differences between analog and digital signals?
16.346x 10^9
.693(Ra+Rb)C/.693(Ra+2Rb)C
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5
A B Output 0 0 0 0 1 1 1 0 1 1 1 1

2. What does AOI do?
Small Seal Integration
Input Output 0 1 1 0
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
It reverses the outputs (AND OR INVERTER logic)

3. MSI definition?
Tin and Led
6.28 x 10^-4
Medium Seal integration
A B Output 0 0 0 0 1 0 1 0 0 1 1 1

4. How to calculate period?
The rate of the first one rising to the second rising. The time high and low. _l---____l-
16.346x 10^9
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
Medium Seal integration

5. Difference between sequential and combinational logic is what?
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5
Sequential has feedback
16.346x 10^9
Small Seal Integration

6. AND gate
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
A B Output 0 0 0 0 1 1 1 0 1 1 1 1
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5
1/T

7. What does AOI do?
Small Seal Integration
It reverses the outputs (AND OR INVERTER logic)
Sequential has feedback
Tin and Led

8. What does SSI mean?
Sequential has feedback
Tin and Led
A B Output 0 0 0 0 1 1 1 0 1 1 1 1
Small Seal Integration

9. What does SSI mean?
Small Seal Integration
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5
1/T

10. MSI definition?
Medium Seal integration
16.346x 10^9
Surface Mount Technology
Small Seal Integration

11. What does SMT mean?
It reverses the outputs (AND OR INVERTER logic)
6.28 x 10^-4
The rate of the first one rising to the second rising. The time high and low. _l---____l-
Surface Mount Technology

12. Express 16346000000 in engineering notation?
1/T
The rate of the first one rising to the second rising. The time high and low. _l---____l-
6.28 x 10^-4
16.346x 10^9

13. Express.000628 in scientific notation?
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5
Surface Mount Technology
It reverses the outputs (AND OR INVERTER logic)
6.28 x 10^-4

14. Difference between sequential and combinational logic is what?
Medium Seal integration
Sequential has feedback
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5

15. OR gate
16.346x 10^9
Medium Seal integration
A B Output 0 0 0 0 1 1 1 0 1 1 1 1
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5

16. 60/40 solder is made of?
1/T
Tin and Led
Small Seal Integration
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5

17. Not gate
1/T
Input Output 0 1 1 0
The rate of the first one rising to the second rising. The time high and low. _l---____l-
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5

18. How to calculate Duty Cycle?
It reverses the outputs (AND OR INVERTER logic)
.693(Ra+Rb)C/.693(Ra+2Rb)C
1/T
Input Output 0 1 1 0

19. Express.000628 in scientific notation?
The rate of the first one rising to the second rising. The time high and low. _l---____l-
.693(Ra+Rb)C/.693(Ra+2Rb)C
6.28 x 10^-4
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5

20. OR gate
A B Output 0 0 0 0 1 1 1 0 1 1 1 1
16.346x 10^9
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5
Medium Seal integration

21. How to calculate frequency?
Medium Seal integration
1/T
The rate of the first one rising to the second rising. The time high and low. _l---____l-
6.28 x 10^-4

22. How to calculate Duty Cycle?
.693(Ra+Rb)C/.693(Ra+2Rb)C
Input Output 0 1 1 0
It reverses the outputs (AND OR INVERTER logic)
Sequential has feedback

23. Express 16346000000 in engineering notation?
.693(Ra+Rb)C/.693(Ra+2Rb)C
16.346x 10^9
Surface Mount Technology
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5

24. How to calculate frequency?
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
A B Output 0 0 0 0 1 1 1 0 1 1 1 1
1/T
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5

25. What does SMT mean?
Input Output 0 1 1 0
Surface Mount Technology
Small Seal Integration
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5

26. Not gate
Tin and Led
Input Output 0 1 1 0
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
Small Seal Integration

27. AND gate
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
Sequential has feedback
Tin and Led
.693(Ra+Rb)C/.693(Ra+2Rb)C

28. Two differences between analog and digital signals?
Medium Seal integration
A B Output 0 0 0 0 1 1 1 0 1 1 1 1
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5

29. 60/40 solder is made of?
Tin and Led
6.28 x 10^-4
Input Output 0 1 1 0
.693(Ra+Rb)C/.693(Ra+2Rb)C

30. How to calculate period?
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5
Input Output 0 1 1 0
Tin and Led
The rate of the first one rising to the second rising. The time high and low. _l---____l-