A SIP Proxy is used to:
A) Interrogate the call flow to determine call quality.
B) Bill the customer.
C) Interpret and step up calls, tear down calls — all signaling functions related to calls.
D) None of the above.
C
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Reverse engineering is used to improve manufacturing efficiency.
Answer the following statement true (T) or false (F)
Technician A says that an oxygen sensor produces a voltage output signal based on the oxygen content of the exhaust stream. Technician B says that if the exhaust has little oxygen the voltage of the oxygen sensor will be close to 0 volts. Who is right?
A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B
Which diagnostic step is the most important aspect of diagnosis?
A) Retrieve the trouble codes B) Verify the problem C) Visual inspection D) Check the service bulletins
What happens to an electrical space heater if it sits for long periods of time unused?
What will be an ideal response?