Preview Questions Electronics Testing Technician | Role Specific Skill

Question 1: How do you test the functionality of a relay in a high-voltage circuit?

Which action should you take?

Choose only one option

By applying control signals and measuring voltage across the contacts

By checking the coil resistance and ensuring proper activation

By testing under load conditions and verifying the output

By using a multimeter to check for continuity across the relay's contacts

Question 2: What is the primary cause of tombstoning in surface-mount technology (SMT) assemblies?

Which action should you take?

Choose only one option

Excessive solder paste application

Uneven heating during reflow

High reflow oven speed

Differential surface tension due to asymmetric solder wetting

Question 3: How do you verify the functionality of a low-power transistor in a complex PCB without removing it?

Which action should you take?

Choose only one option

By measuring the voltage across the base-emitter junction

By using a transistor tester or a curve tracer to check its parameters

By checking the continuity between collector and emitter

By measuring resistance across the terminals of the transistor

Question 4: When testing a PCB for power supply stability, what do you monitor?

Which action should you take?

Choose only one option

The voltage ripple and current consumption under various load conditions

The physical temperature of the components during operation

The time delay between power-on and signal output

The resistance of the components in isolation

Question 5: What is the purpose of using a function generator in component testing?

Which action should you take?

Choose only one option

To provide test signals of varying frequency and amplitude

To analyze harmonic content

To measure thermal efficiency

To reduce circuit noise

Question 6: Which test is performed to ensure a resistor's tolerance meets specifications?

Which action should you take?

Choose only one option

Thermal coefficient test

Current overload test

Voltage drop analysis

Resistance measurement