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Digital Electronics Test

Instructions:

Answer 30 questions in 15 minutes.
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Match each statement with the correct term.
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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?
Medium Seal integration
Small Seal Integration
1/T
Sequential has feedback

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

3. 60/40 solder is made of?
Tin and Led
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5
1/T
It reverses the outputs (AND OR INVERTER logic)

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

5. Express 16346000000 in engineering notation?
The rate of the first one rising to the second rising. The time high and low. _l---____l-
16.346x 10^9
Small Seal Integration
Surface Mount Technology

6. Two differences between analog and digital signals?
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5
.693(Ra+Rb)C/.693(Ra+2Rb)C
Sequential has feedback
.693(Ra+Rb)C/.693(Ra+2Rb)C

7. What does SMT mean?
Small Seal Integration
Sequential has feedback
Small Seal Integration
Surface Mount Technology

8. Express.000628 in scientific notation?
6.28 x 10^-4
Surface Mount Technology
A B Output 0 0 0 0 1 1 1 0 1 1 1 1
Input Output 0 1 1 0

9. What does AOI do?
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
Surface Mount Technology
Medium Seal integration
It reverses the outputs (AND OR INVERTER logic)

10. What does SSI mean?
Small Seal Integration
Medium Seal integration
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5
6.28 x 10^-4

11. What does AOI do?
It reverses the outputs (AND OR INVERTER logic)
A B Output 0 0 0 0 1 1 1 0 1 1 1 1
Input Output 0 1 1 0
16.346x 10^9

12. What does SSI mean?
Small Seal Integration
16.346x 10^9
16.346x 10^9
It reverses the outputs (AND OR INVERTER logic)

13. AND gate
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
16.346x 10^9
6.28 x 10^-4
Small Seal Integration

14. How to calculate period?
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
It reverses the outputs (AND OR INVERTER logic)
1/T
The rate of the first one rising to the second rising. The time high and low. _l---____l-

15. Two differences between analog and digital signals?
Medium Seal integration
Input Output 0 1 1 0
6.28 x 10^-4
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5

16. How to calculate period?
1/T
The rate of the first one rising to the second rising. The time high and low. _l---____l-
Sequential has feedback
.693(Ra+Rb)C/.693(Ra+2Rb)C

17. Express.000628 in scientific notation?
6.28 x 10^-4
A B Output 0 0 0 0 1 1 1 0 1 1 1 1
16.346x 10^9
16.346x 10^9

18. 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
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5
16.346x 10^9

19. How to calculate Duty Cycle?
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
Tin and Led

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

21. What does SMT mean?
Tin and Led
Surface Mount Technology
Sequential has feedback
It reverses the outputs (AND OR INVERTER logic)

22. Difference between sequential and combinational logic is what?
1/T
Input Output 0 1 1 0
A B Output 0 0 0 0 1 1 1 0 1 1 1 1
Sequential has feedback

23. 60/40 solder is made of?
Medium Seal integration
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
Tin and Led

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

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

26. How to calculate frequency?
Small Seal Integration
1/T
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5
Medium Seal integration

27. MSI definition?
A B Output 0 0 0 0 1 1 1 0 1 1 1 1
Medium Seal integration
Sequential has feedback
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5

28. Not gate
Small Seal Integration
A B Output 0 0 0 0 1 1 1 0 1 1 1 1
Input Output 0 1 1 0
1/T

29. How to calculate frequency?
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
Small Seal Integration

30. How to calculate Duty Cycle?
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-
.693(Ra+Rb)C/.693(Ra+2Rb)C
A B Output 0 0 0 0 1 0 1 0 0 1 1 1

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Digital Electronics Test

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