1. Which test equipment best allows a comparison between input and output signals?
2. The duty cycle of a pulse is determined by which formula?
3. What is the next step after discovering a faulty gate within an IC?
4. The use of a multimeter with digital circuits allows the measurement of:
5. The use of triggered sweep when using an oscilloscope provides more accuracy in which area?
6. The time needed for a pulse to increase from 10% to 90% of its amplitude defines:
7. Which device would best aid in shorted track detection?
8. The three basic steps for fixing a failure are ISOLATE, DIAGNOSE, and REPAIR.
9. An internal logic gate that shorts to either +VCC or ground will cause the inputs or output to be stuck either LOW or FLOATING.
10. A noise problem in a digital circuit is often called a glitch.
11. The time interval between the start of two consecutive pulses is called pulse repetition time.
12. "Train" and "single" is the mode selection for a _______.
13. The use of a logic probe may be improved through the use of a(n) ________.
14. The control of digital circuits is usually achieved with _________.
15. In order for a logic probe to operate, its red and black leads must first be connected to a ________.
16. The ideal test equipment to use for locating shorts in digital circuitry is the ________ and _______.
17. The results of internal IC failures will usually be noticed during the ______ phase of troubleshooting.
18. Erratic or unexplained digital circuit activity is often due to _________.
19. The device that would best aid in open track detection is a(n) ________.
20. A check of all power supply voltages should be made during the ________ method of troubleshooting.
21. A series of gradually decreasing sine wave oscillations is called:
22. The determination of a digital signal's frequency and waveshape is best accomplished with which test equipment?
23. A logic probe is placed on the output of a gate and the display indicator is dim. A logic pulser is used on each of the input terminals, but the output indication does not change. What is wrong?
24. A +5 V PCB power source that has been "pulled down" to a +3.4 V level may be due to:
25. Measurement of pulse width should be taken at a 50% mean of the: