Deccan Fine Chemicals Software Developer Interview Questions and Answers

Q1. Design Steps of a shell and tube heat exchanger?
Ans. 
Design steps for a shell and tube heat exchanger
• Determine the heat duty and fluid flow rates

• Select the appropriate materials for the tubes and shell

• Determine the number of tube passes and tube layout

• Design the baffles and tube supports

• Calculate the heat transfer area and pressure drop

• Specify the inlet and outlet connections

• Prepare detailed fabrication drawings
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Q2. Pressure Drop in column?
Ans. 
Pressure drop in a column refers to the decrease in pressure as fluid flows through the column.
• Pressure drop is caused by frictional resistance to flow and changes in direction of the fluid.

• It can be calculated using Bernoulli's equation or by measuring pressure at different points in the column.

• Pressure drop can affect the efficiency of the column and may require adjustments to the operating conditions.

• Factors that ca...read more
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Q3. What is HAZOP, MSDS?
Ans. 
HAZOP is a hazard and operability study, while MSDS is a material safety data sheet.
• HAZOP is a systematic and structured approach to identify potential hazards and operability problems in a process plant.

• MSDS is a document that provides information on the properties of hazardous chemicals and how to handle them safely.

• HAZOP involves a team of experts analyzing the process design and identifying potential deviations tha...read more
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Q1. It is on previous experience base.
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Q1. Tell me about yourself.
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Q1. Introduction &Family background. Plant process.
Ans. They were only interest in candidate having similar process.
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Q2. How much is hydrotest pressure, pneumatic test pressure.
Ans. 
The hydrotest pressure and pneumatic test pressure vary depending on the specific equipment or system being tested.
• Hydrotest pressure is the pressure at which a vessel or pipeline is tested using water or another liquid.

• Pneumatic test pressure is the pressure at which a vessel or pipeline is tested using air or another gas.

• The specific test pressures are determined based on industry standards, regulations, and the desi...read more
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Q1. About current domain
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Q2. Project worked on, familiar with other domains.
Ans. 
I have worked on a project related to inventory management and I am familiar with the domains of logistics and supply chain management.
• Developed an inventory management system for a retail company

• Implemented features such as stock tracking, order management, and supplier management

• Familiar with logistics and supply chain management concepts such as demand forecasting and procurement

• Collaborated with cross-functional te
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Q3. Multiple questions for education
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Q4. Why want to join this company
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MCQ

Q1. What is your family background?
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Q2. What are your salary expectations?
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Q3. Tell me about yourself.
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Q1. What you do for our industry?
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Q2. What is your importance for our industry ?
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Q3. Which chemical will upl 5 produce?
Ans. 
UPL 5 will produce 1,3-dichloropropene.
• UPL 5 is a chemical used in agriculture as a soil fumigant.

• It will produce 1,3-dichloropropene upon application.

• 1,3-dichloropropene is a colorless liquid with a chloroform-like odor.
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Q1. About my work experience
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