Samsung Display Senior Assistant Engineer Interview Questions and Answers

PLC stands for Programmable Logic Controller, a digital computer used for automation of industrial processes.

• PLCs are used to control machinery on factory assembly lines.

• They can monitor inputs from sensors and control outputs to actuators.

• Example: A PLC can automate the operation of a conveyor belt system.

• PLCs are programmable, allowing for flexibility in operations and processes.

• They are widely used in manufactu...read more

I ensure timely repairs by prioritizing tasks, creating maintenance schedules, monitoring equipment performance, and promptly addressing any issues.

• Prioritize tasks based on criticality and impact on operations

• Create maintenance schedules to proactively address potential issues

• Monitor equipment performance regularly to identify any signs of malfunction

• Promptly address any reported issues or abnormalities to preven...read more

Knowledge of preventative maintenance regulations is essential for ensuring equipment reliability and safety.

• Understanding of relevant industry standards and guidelines

• Ability to create and implement preventative maintenance schedules

• Knowledge of equipment manufacturer recommendations

• Experience with tracking and documenting maintenance activities

• Awareness of safety regulations and compliance requirements

As a Senior Assistant Engineer, my day to day activities involve overseeing projects, managing teams, and ensuring quality control.

• Managing and delegating tasks to team members

• Collaborating with other departments and stakeholders

• Reviewing project plans and ensuring they are on track

• Conducting quality control checks and making necessary adjustments

• Providing technical support and guidance to team members

• Attending me...read more

Positive feedback increases the input signal while negative feedback decreases it.

• Positive feedback amplifies the input signal and can lead to instability.

• Negative feedback reduces the input signal and improves stability and linearity.

• Positive feedback is used in oscillators while negative feedback is used in amplifiers.

• Positive feedback can cause noise and distortion while negative feedback reduces them.

Class A amplifiers have low efficiency but high linearity, while Class B amplifiers have high efficiency but low linearity.

• Class A amplifiers use a single transistor that conducts the entire waveform, while Class B amplifiers use two transistors that each conduct half of the waveform.

• Class A amplifiers have a low crossover distortion, while Class B amplifiers have a high crossover distortion.

• Class A amplifiers are...read more