Test your basic knowledge |

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 period?
Sequential has feedback
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

2. Difference between sequential and combinational logic is what?
6.28 x 10^-4
Sequential has feedback
16.346x 10^9
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5

3. 60/40 solder is made of?
.693(Ra+Rb)C/.693(Ra+2Rb)C
Small Seal Integration
Medium Seal integration
Tin and Led

4. Two differences between analog and digital signals?
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-
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
Input Output 0 1 1 0

5. Express 16346000000 in engineering notation?
Small Seal Integration
A B Output 0 0 0 0 1 1 1 0 1 1 1 1
16.346x 10^9
Medium Seal integration

6. What does AOI do?
1/T
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
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-

7. How to calculate period?
The rate of the first one rising to the second rising. The time high and low. _l---____l-
1/T
It reverses the outputs (AND OR INVERTER logic)
.693(Ra+Rb)C/.693(Ra+2Rb)C

8. Not gate
Input Output 0 1 1 0
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5
Small Seal Integration
Medium Seal integration

9. How to calculate frequency?
1/T
6.28 x 10^-4
Tin and Led
A B Output 0 0 0 0 1 1 1 0 1 1 1 1

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

11. MSI definition?
Input Output 0 1 1 0
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
Medium Seal integration

12. 60/40 solder is made of?
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5
.693(Ra+Rb)C/.693(Ra+2Rb)C
Tin and Led
Input Output 0 1 1 0

13. How to calculate frequency?
The rate of the first one rising to the second rising. The time high and low. _l---____l-
1/T
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

14. What does SMT mean?
It reverses the outputs (AND OR INVERTER logic)
Surface Mount Technology
A B Output 0 0 0 0 1 1 1 0 1 1 1 1
Input Output 0 1 1 0

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

16. MSI definition?
6.28 x 10^-4
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

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

18. How to calculate Duty Cycle?
1/T
.693(Ra+Rb)C/.693(Ra+2Rb)C
Surface Mount Technology
A B Output 0 0 0 0 1 1 1 0 1 1 1 1

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

20. Difference between sequential and combinational logic is what?
It reverses the outputs (AND OR INVERTER logic)
A B Output 0 0 0 0 1 0 1 0 0 1 1 1
Sequential has feedback
6.28 x 10^-4

21. AND gate
Surface Mount Technology
Input Output 0 1 1 0
Small Seal Integration
A B Output 0 0 0 0 1 0 1 0 0 1 1 1

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

23. What does SSI mean?
Small Seal Integration
Tin and Led
Surface Mount Technology
6.28 x 10^-4

24. OR gate
A B Output 0 0 0 0 1 1 1 0 1 1 1 1
Tin and Led
It reverses the outputs (AND OR INVERTER logic)
.693(Ra+Rb)C/.693(Ra+2Rb)C

25. Express.000628 in scientific notation?
A B Output 0 0 0 0 1 1 1 0 1 1 1 1
Medium Seal integration
Surface Mount Technology
6.28 x 10^-4

26. Two differences between analog and digital signals?
Sequential has feedback
Tin and Led
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5
6.28 x 10^-4

27. How to calculate Duty Cycle?
Surface Mount Technology
Tin and Led
Analog has many different voltage possibilities - Digital is a square wave reading either 0 or 5
.693(Ra+Rb)C/.693(Ra+2Rb)C

28. Express.000628 in scientific notation?
It reverses the outputs (AND OR INVERTER logic)
A B Output 0 0 0 0 1 1 1 0 1 1 1 1
6.28 x 10^-4
The rate of the first one rising to the second rising. The time high and low. _l---____l-

29. Not gate
.693(Ra+Rb)C/.693(Ra+2Rb)C
A B Output 0 0 0 0 1 1 1 0 1 1 1 1
Input Output 0 1 1 0
Tin and Led

30. AND gate
Surface Mount Technology
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
The rate of the first one rising to the second rising. The time high and low. _l---____l-