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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. OR gate
A B Output 0 0 0 0 1 1 1 0 1 1 1 1
Sequential has feedback
Tin and Led
16.346x 10^9

2. Two differences between analog and digital signals?
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
Input Output 0 1 1 0
16.346x 10^9

3. Express.000628 in scientific notation?
It reverses the outputs (AND OR INVERTER logic)
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
6.28 x 10^-4

4. Not gate
.693(Ra+Rb)C/.693(Ra+2Rb)C
Input Output 0 1 1 0
.693(Ra+Rb)C/.693(Ra+2Rb)C
Surface Mount Technology

5. How to calculate frequency?
1/T
Surface Mount Technology
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

6. What does SMT mean?
16.346x 10^9
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
Surface Mount Technology
Sequential has feedback

7. What does SSI mean?
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
Small Seal Integration

8. What does SSI mean?
16.346x 10^9
Small Seal Integration
Input Output 0 1 1 0
Surface Mount Technology

9. Difference between sequential and combinational logic is what?
Sequential has feedback
Surface Mount Technology
A B Output 0 0 0 0 1 1 1 0 1 1 1 1
1/T

10. How to calculate period?
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
Small Seal Integration
16.346x 10^9

11. How to calculate Duty Cycle?
.693(Ra+Rb)C/.693(Ra+2Rb)C
1/T
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-

12. MSI definition?
Medium Seal integration
Sequential has feedback
Sequential has feedback
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5

13. What does AOI do?
Surface Mount Technology
1/T
It reverses the outputs (AND OR INVERTER logic)
Tin and Led

14. Express.000628 in scientific notation?
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
16.346x 10^9
.693(Ra+Rb)C/.693(Ra+2Rb)C
6.28 x 10^-4

15. MSI definition?
Small Seal Integration
Medium Seal integration
6.28 x 10^-4
A B Output 0 0 0 0 1 0 1 0 0 1 1 1

16. What does AOI do?
It reverses the outputs (AND OR INVERTER logic)
Medium Seal integration
6.28 x 10^-4
Surface Mount Technology

17. How to calculate frequency?
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
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5

18. Express 16346000000 in engineering notation?
Medium Seal integration
It reverses the outputs (AND OR INVERTER logic)
16.346x 10^9
The rate of the first one rising to the second rising. The time high and low. _l---____l-

19. How to calculate Duty Cycle?
.693(Ra+Rb)C/.693(Ra+2Rb)C
Small Seal Integration
It reverses the outputs (AND OR INVERTER logic)
A B Output 0 0 0 0 1 0 1 0 0 1 1 1

20. 60/40 solder is made of?
Tin and Led
Input Output 0 1 1 0
A B Output 0 0 0 0 1 1 1 0 1 1 1 1
Sequential has feedback

21. Express 16346000000 in engineering notation?
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 0 1 0 0 1 1 1
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
16.346x 10^9

22. AND gate
It reverses the outputs (AND OR INVERTER logic)
1/T
Small Seal Integration
A B Output 0 0 0 0 1 0 1 0 0 1 1 1

23. Two differences between analog and digital signals?
Sequential has feedback
1/T
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5
Surface Mount Technology

24. Not gate
.693(Ra+Rb)C/.693(Ra+2Rb)C
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
Input Output 0 1 1 0
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5

25. 60/40 solder is made of?
It reverses the outputs (AND OR INVERTER logic)
16.346x 10^9
Small Seal Integration
Tin and Led

26. How to calculate period?
The rate of the first one rising to the second rising. The time high and low. _l---____l-
1/T
.693(Ra+Rb)C/.693(Ra+2Rb)C
16.346x 10^9

27. AND gate
Small Seal Integration
Sequential has feedback
6.28 x 10^-4
A B Output 0 0 0 0 1 0 1 0 0 1 1 1

28. OR gate
Tin and Led
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
Input Output 0 1 1 0

29. What does SMT mean?
16.346x 10^9
Surface Mount Technology
Sequential has feedback
Input Output 0 1 1 0

30. Difference between sequential and combinational logic is what?
Sequential has feedback
16.346x 10^9
Small Seal Integration
Tin and Led