Question 1

Integral action is a controller action that adjusts the output of a controller based on the accumulated error over time. Integral action eliminates offset by continuously shifting the proportional band until the error is zero. Integral action operates on the:

Options :

A : urrent error

B : Rate of change of error

C : Sum of past errors

D : Difference between setpoint and process variable

Answer: A

Question 2

Which of the following statements is not true about the limitations of relay ladder logic and function block languages?

Options :

A : They are not suitable for mathematical calculations or complex logic functions

B : They are not suitable for data manipulation or communication with other devices

C : They are not suitable for discrete or sequential control

D : They are not suitable for large programs that require modularity and reusability

Answer: A

Question 3

Which Statement BEST describes the importance of considering all stakeholder concerns during an automation project?

Options :

A : It helps to prevent problems by ensuring that all stakeholders have a voice in the decision-making process and that potential areas of conflict are addressed before they become significant issues

B : It helps to attract the right candidates who match the needs and expectations of the automation engineer role

C : It helps to define the scope, schedule, and budget of the automation project and to monitor and control its progress and performance

D : It helps to demonstrate how the automation project aligns with the organization-s strategic goals and vision and to highlight its benefits and value

Answer: A

Question 4

Which of the following types of motors can provide high starting torque and fairly constant speed?

Options :

A : Shunt-wound DC motor

B : Series-wound DC motor

C : Cumulative compound DC motor

D : Differential compound DC motor

Answer: A

Question 5

What is the main difference between a loop diagram and a P&ID?

Options :

A : loop diagram shows more details about the field instruments and their wiring, while a P&ID shows more details about the process and its piping

B : A loop diagram shows more details about the process and its piping, while a P&ID shows more details about the field instruments and their wiring

C : A loop diagram shows more details about the control system and its logic, while a P&ID shows more details about the field instruments and their wiring

D : A loop diagram shows more details about the field instruments and their wiring, while a P&ID shows more details about the control system and its logic

Answer: A