Preview Questions Software Developer (Industrial Automation) | Role Specific Skill

Question 1: In a PLC program, what is the purpose of a timer function in controlling chemical reactors?

Which action should you take?

Choose only one option

To delay actions or events based on time

To measure pressure fluctuations

To control motor speed in the system

To handle alarms triggered by sensor failure

Question 2: When integrating a safety instrumented system (SIS) with a DCS in a chemical plant, which is the most critical factor in ensuring safe operation?

Which action should you take?

Choose only one option

Ensuring the SIS fails to a safe state during system errors

Reducing the number of safety loops in the process

Adding manual overrides for emergency situations

Increasing the data transfer rate between SIS and DCS

Question 3: Which machine learning algorithm is most commonly used for predictive modeling of energy consumption in large-scale chemical plants?

Which action should you take?

Choose only one option

Naive Bayes

Linear Regression

Gradient Boosting Machines (GBM)

k-Nearest Neighbors (k-NN)

Question 4: What is the main purpose of feature scaling in machine learning?

Which action should you take?

Choose only one option

To create additional features

To handle categorical variables

To remove missing values

To improve algorithm convergence

Question 5: What is the most suitable communication protocol for an embedded system interfacing with field devices in an industrial automation environment?

Which action should you take?

Choose only one option

Modbus RTU

HTTP

FTP

Bluetooth

Question 6: When programming a PLC for a chemical processing system, which of the following is critical to ensure safety during automatic shutdowns?

Which action should you take?

Choose only one option

Increasing the scan cycle time

Implementing interlocks and safety relays

Using a single controller for all functions

Relying on manual override systems