Emerson Export Engineering Interview Questions and Answers

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Q1. What is the difference between DCS and PLC
Ans. 
DCS is used for large-scale process control, while PLC is used for discrete control.
• DCS is designed for continuous processes, such as oil refining or chemical production.

• PLC is designed for discrete processes, such as assembly lines or packaging machines.

• DCS can handle a large number of inputs and outputs, while PLC is limited in this regard.

• DCS typically has a centralized control system, while PLC can have distributed...read more
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Q2. What is DeltaV and its advantages
Ans. 
DeltaV is a distributed control system used in process industries for automation and control.
• DeltaV offers advanced control capabilities and is highly scalable.

• It provides a user-friendly interface for easy operation and maintenance.

• DeltaV supports a wide range of communication protocols and can integrate with other systems.

• It offers advanced diagnostics and predictive maintenance features.

• DeltaV is widely used in indu...read more
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Q1. About revenue recognition? Case studies
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Q2. About ind as 115 116 , leases , etc .
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Q1. Use of Yield keyword
Ans. 
The yield keyword is used in C# to return a value to the caller while maintaining the state of the method.
• Yield return is used in iterator methods to return each element one at a time.

• Yield break is used to end the iteration early.

• Yield can be used in LINQ queries to improve performance by using deferred execution.
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Q2. Abstraction and interfaces.
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Q1. All selenium and Java basics .
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