Ch 73 Computer Fundamentals

Front

The four basic computer functions include .

Back

input, processing, storage, and output

Front

All OBDII vehicles use what type of read-only memory?

Back

EEPROM

Front

The "brain" of the computer is the .

Back

CPU

Front

Computer speed is measured in .

Back

clock speed (Hz)

Front

Which item is a computer input sensor? Options: RPM, Throttle position angle, Engine coolant temperature, All of the above

Back

All of the above

Front

Which item is a computer output device? Options: Fuel injector, Evaporative emission control solenoid, Transmission shift solenoid, All of the above

Back

All of the above

Front

The SAE term for the vehicle computer is .

Back

PCM

Front

What two things can a vehicle computer actually perform (output)?

Back

Turn something on and off

Front

Analog signals from sensors are changed to digital signals for processing by the computer through which type of circuit?

Back

Analog-to-digital converter

Front

The ratio of on time relative to the period of the complete cycle is the .

Back

duty cycle