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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?
Surface Mount Technology
6.28 x 10^-4
Small Seal Integration
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5

2. Express 16346000000 in engineering notation?
Medium Seal integration
Input Output 0 1 1 0
16.346x 10^9
Input Output 0 1 1 0

3. Difference between sequential and combinational logic is what?
Sequential has feedback
1/T
16.346x 10^9
Tin and Led

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

5. How to calculate frequency?
Input Output 0 1 1 0
Surface Mount Technology
It reverses the outputs (AND OR INVERTER logic)
1/T

6. 60/40 solder is made of?
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
Tin and Led
1/T

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

8. What does AOI do?
It reverses the outputs (AND OR INVERTER logic)
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
1/T
Surface Mount Technology

9. How to calculate period?
Sequential has feedback
Small Seal Integration
Sequential has feedback
The rate of the first one rising to the second rising. The time high and low. _l---____l-

10. OR gate
1/T
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
16.346x 10^9

11. AND gate
1/T
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
Input Output 0 1 1 0
Small Seal Integration

12. MSI definition?
Tin and Led
Medium Seal integration
It reverses the outputs (AND OR INVERTER logic)
Small Seal Integration

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

14. Not gate
Small Seal Integration
Input Output 0 1 1 0
Sequential has feedback
It reverses the outputs (AND OR INVERTER logic)

15. Difference between sequential and combinational logic is what?
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
Sequential has feedback
6.28 x 10^-4
The rate of the first one rising to the second rising. The time high and low. _l---____l-

16. What does AOI do?
Medium Seal integration
Small Seal Integration
It reverses the outputs (AND OR INVERTER logic)
The rate of the first one rising to the second rising. The time high and low. _l---____l-

17. MSI definition?
Medium Seal integration
.693(Ra+Rb)C/.693(Ra+2Rb)C
A B Output 0 0 0 0 1 1 1 0 1 1 1 1
6.28 x 10^-4

18. What does SSI mean?
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
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

19. How to calculate period?
The rate of the first one rising to the second rising. The time high and low. _l---____l-
Medium Seal integration
It reverses the outputs (AND OR INVERTER logic)
Medium Seal integration

20. How to calculate frequency?
1/T
16.346x 10^9
6.28 x 10^-4
Medium Seal integration

21. Not gate
.693(Ra+Rb)C/.693(Ra+2Rb)C
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5
Input Output 0 1 1 0
6.28 x 10^-4

22. Express.000628 in scientific notation?
The rate of the first one rising to the second rising. The time high and low. _l---____l-
6.28 x 10^-4
Small Seal Integration
1/T

23. Express.000628 in scientific notation?
.693(Ra+Rb)C/.693(Ra+2Rb)C
6.28 x 10^-4
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
Sequential has feedback

24. What does SMT mean?
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
Surface Mount Technology
The rate of the first one rising to the second rising. The time high and low. _l---____l-
Tin and Led

25. AND gate
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5
Medium Seal integration
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
Input Output 0 1 1 0

26. Express 16346000000 in engineering notation?
The rate of the first one rising to the second rising. The time high and low. _l---____l-
Sequential has feedback
6.28 x 10^-4
16.346x 10^9

27. OR gate
It reverses the outputs (AND OR INVERTER logic)
Small Seal Integration
A B Output 0 0 0 0 1 1 1 0 1 1 1 1
6.28 x 10^-4

28. 60/40 solder is made of?
It reverses the outputs (AND OR INVERTER logic)
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-

29. How to calculate Duty Cycle?
It reverses the outputs (AND OR INVERTER logic)
Input Output 0 1 1 0
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5
.693(Ra+Rb)C/.693(Ra+2Rb)C

30. What does SSI mean?
Small Seal Integration
1/T
Medium Seal integration
Input Output 0 1 1 0