Prama Hikvision India System Engineer Interview Questions and Answers

Q1. What's you are interested in our company?
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Q1. Ask questions on what is written in CV
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Q2. About the Degree final year project
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Q1. Why are u looking for new opportunity
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Seeking new challenges and growth opportunities in a dynamic environment.
• Looking to expand my skill set and knowledge in a different industry

• Seeking a more collaborative team environment

• Interested in working on cutting-edge technologies

• Want to take on more responsibilities and leadership roles
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Q2. What is salary expectation
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I am looking for a competitive salary based on my experience and skills.
• Research the average salary range for System Engineers in your area

• Consider your level of experience and any specialized skills you bring to the role

• Be prepared to negotiate based on the company's budget and benefits package
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Q1. Introduction of the candidate
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Q2. Previous work experience
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Q1. Thorough questioning on experience
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Q2. Experience of different building automation systems
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I have experience working with various building automation systems, including but not limited to Siemens, Honeywell, and Johnson Controls.
• Experience with Siemens building automation systems

• Experience with Honeywell building automation systems

• Experience with Johnson Controls building automation systems
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Aptitude questions aswell as core subjects

Q1. Based on core subjects and projects
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Q1. Regarding location
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It was based on core knowledge

Q1. What is you name
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Q1. What are the types of AHU modes
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The types of AHU modes include cooling mode, heating mode, and ventilation mode.
• Cooling mode: AHU cools the air before circulating it throughout the building.

• Heating mode: AHU heats the air before circulating it throughout the building.

• Ventilation mode: AHU circulates fresh air throughout the building without heating or cooling.
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Q2. Difference between Heatwheel and Energy wheel
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Heatwheel and Energy wheel are both types of energy recovery ventilation systems used in HVAC systems, but they differ in their specific mechanisms and applications.
• Heatwheel uses a rotating wheel with a desiccant coating to transfer heat and moisture between incoming and outgoing air streams, while Energy wheel uses a rotating wheel with a matrix of heat-absorbing material to transfer heat only.

• Heatwheel is more effec...read more
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Q3. What to we use in primary pump systems if we don't have bypass valve
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In primary pump systems without a bypass valve, we can use a variable frequency drive (VFD) to control the pump speed.
• Use a variable frequency drive (VFD) to adjust the speed of the pump based on system demand

• VFDs can help maintain system pressure and flow without the need for a bypass valve

• VFDs can also improve energy efficiency by matching pump speed to actual system requirements
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Q4. Types of chiller operating mode
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Types of chiller operating modes include constant speed, variable speed, and hybrid mode.
• Constant speed mode: Chiller operates at a fixed speed regardless of load.

• Variable speed mode: Chiller adjusts speed based on load requirements for energy efficiency.

• Hybrid mode: Combines constant and variable speed modes for optimal performance.

• Examples: Centrifugal chillers often operate in variable speed mode for energy savings.
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Q1. Basic engineering, HW And SW
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Q1. PLC, DCS, Communication protocols
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Q1. What is safety system Architecture
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Safety system architecture refers to the design and structure of systems that ensure the safety of operations and prevent accidents.
• Safety system architecture involves the arrangement of components, functions, and interfaces to achieve safety goals.

• It includes redundancy, fault tolerance, and fail-safe mechanisms to minimize the risk of failures.

• Examples include safety-critical systems in industries such as aerospace,
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Q2. Communication protocol
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