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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. Difference between sequential and combinational logic is what?
Tin and Led
Small Seal Integration
Sequential has feedback
It reverses the outputs (AND OR INVERTER logic)

2. What does AOI do?
It reverses the outputs (AND OR INVERTER logic)
Surface Mount Technology
Sequential has feedback
Tin and Led

3. How to calculate Duty Cycle?
16.346x 10^9
Surface Mount Technology
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
.693(Ra+Rb)C/.693(Ra+2Rb)C

4. OR gate
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
Sequential has feedback
Input Output 0 1 1 0

5. How to calculate frequency?
The rate of the first one rising to the second rising. The time high and low. _l---____l-
Small Seal Integration
Surface Mount Technology
1/T

6. Two differences between analog and digital signals?
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5
Tin and Led
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
1/T

7. Not gate
16.346x 10^9
It reverses the outputs (AND OR INVERTER logic)
Input Output 0 1 1 0
Tin and Led

8. MSI definition?
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
16.346x 10^9
Surface Mount Technology
Medium Seal integration

9. How to calculate frequency?
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
Medium Seal integration
Tin and Led
1/T

10. Express 16346000000 in engineering notation?
6.28 x 10^-4
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
16.346x 10^9
Input Output 0 1 1 0

11. What does SMT mean?
1/T
6.28 x 10^-4
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
Surface Mount Technology

12. How to calculate period?
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
The rate of the first one rising to the second rising. The time high and low. _l---____l-
6.28 x 10^-4

13. 60/40 solder is made of?
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
6.28 x 10^-4
Sequential has feedback
Tin and Led

14. Not gate
6.28 x 10^-4
It reverses the outputs (AND OR INVERTER logic)
Sequential has feedback
Input Output 0 1 1 0

15. What does SMT mean?
Surface Mount Technology
Medium Seal integration
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
Small Seal Integration

16. AND gate
16.346x 10^9
1/T
.693(Ra+Rb)C/.693(Ra+2Rb)C
A B Output 0 0 0 0 1 0 1 0 0 1 1 1

17. What does SSI mean?
It reverses the outputs (AND OR INVERTER logic)
16.346x 10^9
Small Seal Integration
The rate of the first one rising to the second rising. The time high and low. _l---____l-

18. How to calculate period?
Surface Mount Technology
1/T
The rate of the first one rising to the second rising. The time high and low. _l---____l-
Input Output 0 1 1 0

19. AND gate
6.28 x 10^-4
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
Surface Mount Technology

20. Difference between sequential and combinational logic is what?
Medium Seal integration
The rate of the first one rising to the second rising. The time high and low. _l---____l-
A B Output 0 0 0 0 1 1 1 0 1 1 1 1
Sequential has feedback

21. MSI definition?
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5
Medium Seal integration
Surface Mount Technology
Input Output 0 1 1 0

22. Express.000628 in scientific notation?
16.346x 10^9
Small Seal Integration
6.28 x 10^-4
Sequential has feedback

23. Express 16346000000 in engineering notation?
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
16.346x 10^9
Sequential has feedback
1/T

24. 60/40 solder is made of?
6.28 x 10^-4
Sequential has feedback
Tin and Led
A B Output 0 0 0 0 1 1 1 0 1 1 1 1

25. Express.000628 in scientific notation?
1/T
6.28 x 10^-4
The rate of the first one rising to the second rising. The time high and low. _l---____l-
Input Output 0 1 1 0

26. How to calculate Duty Cycle?
16.346x 10^9
It reverses the outputs (AND OR INVERTER logic)
.693(Ra+Rb)C/.693(Ra+2Rb)C
Small Seal Integration

27. Two differences between analog and digital signals?
Small Seal Integration
It reverses the outputs (AND OR INVERTER logic)
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5
It reverses the outputs (AND OR INVERTER logic)

28. OR gate
The rate of the first one rising to the second rising. The time high and low. _l---____l-
The rate of the first one rising to the second rising. The time high and low. _l---____l-
Input Output 0 1 1 0
A B Output 0 0 0 0 1 1 1 0 1 1 1 1

29. What does AOI do?
Surface Mount Technology
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-

30. What does SSI mean?
Small Seal Integration
Input Output 0 1 1 0
A B Output 0 0 0 0 1 1 1 0 1 1 1 1
Input Output 0 1 1 0