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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. How to calculate frequency?
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
1/T
16.346x 10^9
Tin and Led

2. What does SMT mean?
Medium Seal integration
Surface Mount Technology
Sequential has feedback
Tin and Led

3. OR gate
.693(Ra+Rb)C/.693(Ra+2Rb)C
.693(Ra+Rb)C/.693(Ra+2Rb)C
A B Output 0 0 0 0 1 1 1 0 1 1 1 1
Small Seal Integration

4. Difference between sequential and combinational logic is what?
Medium Seal integration
Sequential has feedback
Tin and Led
Small Seal Integration

5. Two differences between analog and digital signals?
The rate of the first one rising to the second rising. The time high and low. _l---____l-
Surface Mount Technology
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5
Small Seal Integration

6. Express 16346000000 in engineering notation?
1/T
Small Seal Integration
.693(Ra+Rb)C/.693(Ra+2Rb)C
16.346x 10^9

7. What does SMT mean?
16.346x 10^9
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5
Surface Mount Technology
6.28 x 10^-4

8. Express.000628 in scientific notation?
16.346x 10^9
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5
It reverses the outputs (AND OR INVERTER logic)
6.28 x 10^-4

9. 60/40 solder is made of?
1/T
Medium Seal integration
Sequential has feedback
Tin and Led

10. What does AOI do?
Tin and Led
It reverses the outputs (AND OR INVERTER logic)
6.28 x 10^-4
Input Output 0 1 1 0

11. What does SSI mean?
.693(Ra+Rb)C/.693(Ra+2Rb)C
Input Output 0 1 1 0
Medium Seal integration
Small Seal Integration

12. Express 16346000000 in engineering notation?
Small Seal Integration
Surface Mount Technology
16.346x 10^9
Medium Seal integration

13. OR gate
A B Output 0 0 0 0 1 1 1 0 1 1 1 1
Surface Mount Technology
It reverses the outputs (AND OR INVERTER logic)
Input Output 0 1 1 0

14. How to calculate Duty Cycle?
.693(Ra+Rb)C/.693(Ra+2Rb)C
Medium Seal integration
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5
Input Output 0 1 1 0

15. How to calculate frequency?
Sequential has feedback
.693(Ra+Rb)C/.693(Ra+2Rb)C
Small Seal Integration
1/T

16. MSI definition?
Small Seal Integration
Medium Seal integration
Input Output 0 1 1 0
.693(Ra+Rb)C/.693(Ra+2Rb)C

17. AND gate
16.346x 10^9
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
Input Output 0 1 1 0
A B Output 0 0 0 0 1 1 1 0 1 1 1 1

18. How to calculate period?
Medium Seal integration
Small Seal Integration
16.346x 10^9
The rate of the first one rising to the second rising. The time high and low. _l---____l-

19. MSI definition?
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
16.346x 10^9
Medium Seal integration
Small Seal Integration

20. Difference between sequential and combinational logic is what?
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
Medium Seal integration
Sequential has feedback
A B Output 0 0 0 0 1 1 1 0 1 1 1 1

21. How to calculate period?
Surface Mount Technology
The rate of the first one rising to the second rising. The time high and low. _l---____l-
It reverses the outputs (AND OR INVERTER logic)
Sequential has feedback

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

23. How to calculate Duty Cycle?
16.346x 10^9
The rate of the first one rising to the second rising. The time high and low. _l---____l-
Tin and Led
.693(Ra+Rb)C/.693(Ra+2Rb)C

24. Not gate
Input Output 0 1 1 0
The rate of the first one rising to the second rising. The time high and low. _l---____l-
Medium Seal integration
A B Output 0 0 0 0 1 1 1 0 1 1 1 1

25. Not gate
Medium Seal integration
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5
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. AND gate
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
Surface Mount Technology
Medium Seal integration
.693(Ra+Rb)C/.693(Ra+2Rb)C

27. 60/40 solder is made of?
Sequential has feedback
Tin and Led
A B Output 0 0 0 0 1 1 1 0 1 1 1 1
Small Seal Integration

28. Two differences between analog and digital signals?
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
Small Seal Integration
A B Output 0 0 0 0 1 1 1 0 1 1 1 1

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

30. What does SSI mean?
A B Output 0 0 0 0 1 1 1 0 1 1 1 1
Small Seal Integration
Sequential has feedback
Surface Mount Technology