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Two technicians are discussing pulse train signals. Technician A says a pulse train is a DC signal waveform that goes above and below zero volts. Technician B says that a pulse train is a DC voltage that turns on and off in a series of pulses and they do not go below zero. Which technician is correct? (Text page 69)

A drive cycle is designed to reset all the OBD-II monitors. Before starting the drive cycle the engine should be ____________.

A running compression test is used to locate what type of engine problems?

An oscilloscope display is called a ___________.

A meter is set to read DC volts on the 4-volt scale. The meter leads are connected to a 12-volt battery. The display will read _______________.

What personal protective equipment should be used when working around alternative fuels?

What factors, if any, do you believe contribute to a student’s decision to cheat during an online examination or assessment? (Choose all the apply)

Please indicate your level of agreement with the following statement: “I am comfortable with the idea of being proctored by an online proctoring service during an examination”

Have you used an online proctoring system before taking this course?

Do you have any concerns or suggestions regarding the online proctoring system used in this course?