Preview Questions After-Sales Support Technician | Role Specific Skill

Question 1: In troubleshooting a failing motor, which measurement is most likely to identify the issue with the motor windings?

Which action should you take?

Choose only one option

Test the starting capacitor for proper capacitance

Visual inspection for signs of overheating

Measure the power factor of the motor under load

Measure the resistance of the windings to check for short circuits

Question 2: When examining a printed circuit board (PCB), which component's failure would most likely lead to complete device failure?

Which action should you take?

Choose only one option

Capacitor

Inductor

Resistor

Integrated circuit (IC)

Question 3: In a power supply circuit, why are inductors used in conjunction with capacitors?

Which action should you take?

Choose only one option

To reduce the weight of the system

To smooth out the ripple in the output DC

To regulate temperature fluctuations

To increase the overall power output

Question 4: When a customer insists on a refund for an issue not covered under policy, what is the technician's best approach to resolve the conflict?

Which action should you take?

Choose only one option

Deny the refund firmly

Explain the policy politely

Escalate to the billing team

Offer an alternative solution

Question 5: In troubleshooting audio amplifier issues, what is the first step in identifying the fault?

Which action should you take?

Choose only one option

Check the power supply rails for sufficient voltage

Test the input signal to ensure it is being properly fed into the circuit

Inspect the output transistors for signs of overheating or failure

Measure the DC bias on the output transistor

Question 6: When resolving customer complaints about inconsistent analog-to-digital conversion results, what parameter should be analyzed first?

Which action should you take?

Choose only one option

Input signal bandwidth

Reference voltage stability

Quantization error

Sampling rate