Deccan sales and Service Service Engineer Interview Questions and Answers

Asked basic mechanic engineering questions like Rankine cycle

Q1. Algorithm for making tea
Ans. 
Boil water, add tea leaves, steep for desired time, strain and serve with milk and sugar.
• Boil water in a kettle or pot

• Add tea leaves to a teapot or infuser

• Pour hot water over tea leaves and steep for desired time

• Strain tea into a cup and add milk and sugar to taste
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Basic Aptitude Test,Reasoning,Maths

Q1. Thermal Power Plant Basics
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Q1. How to work OGT
Ans. 
OGT stands for Overall Gas Turbine. It is a measure of the overall performance of a gas turbine engine.
• OGT is calculated by taking into account various parameters such as turbine inlet temperature, compressor discharge pressure, and fuel flow rate.

• Monitoring OGT is crucial for ensuring the efficient operation of the gas turbine engine.

• An increase in OGT may indicate a potential issue with the engine, such as fouling of...read more
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Q2. What is switch gear and how to work
Ans. 
Switch gear is a combination of electrical disconnect switches, fuses or circuit breakers used to control, protect and isolate electrical equipment.
• Switch gear is used to control the flow of electricity in a power system.

• It includes devices like circuit breakers, fuses, and disconnect switches.

• Switch gear is essential for protecting electrical equipment from overloads and short circuits.

• It helps in isolating faulty equ...read more
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Q3. What is transformer safety
Ans. 
Transformer safety involves measures to prevent electrical hazards and ensure proper functioning of transformers.
• Regular maintenance and inspection of transformers is essential for safety

• Proper grounding and insulation to prevent electrical shocks

• Following safety protocols and procedures when working with transformers

• Using personal protective equipment (PPE) when handling transformers

• Avoiding overloading transformers t
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Q4. What is the chillers safety
Ans. 
Chillers safety refers to the measures in place to ensure the safe operation of chillers and prevent accidents.
• Regular maintenance and inspections are crucial for ensuring the safety of chillers.

• Proper training of personnel on chiller operation and safety protocols is essential.

• Emergency shutdown procedures should be clearly defined and easily accessible.

• Safety features such as pressure relief valves and temperature se...read more
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Q5. Draw the control diagram ,Star delta and DOL Starter
Ans. 
Control diagrams for Star Delta and DOL starters are essential for understanding the operation of these motor starting methods.
• Control diagram for Star Delta starter involves two contactors and a timer for switching between star and delta connections.

• Control diagram for DOL starter includes a single contactor for direct starting of the motor.

• Both diagrams show the connections of the motor, contactors, overload relays, ...read more
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Q1. Basic question from Electrical
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Q2. Maintenance equipment efficiency
Ans. 
Maintenance equipment efficiency focuses on optimizing performance and reducing downtime through effective practices.
• Regular maintenance schedules prevent unexpected breakdowns, e.g., weekly checks on HVAC systems.

• Utilizing predictive maintenance tools can forecast equipment failures, e.g., vibration analysis in motors.

• Training staff on proper equipment use enhances efficiency, e.g., operators trained on CNC machine se...read more
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Q1. Knowledge about tools, SQL, Python
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Q1. Culture Fit, okay with WFO, leadership skills
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Q1. Vice President of Tech
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Q1. About Skill set of salesforce
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Q2. Brief introduction of myself
Ans. 
I am a software developer with 5 years of experience in full-stack development.
• Proficient in languages such as Java, JavaScript, and Python

• Experienced in working with databases like MySQL and MongoDB

• Skilled in front-end technologies like HTML, CSS, and React

• Familiar with Agile development methodologies
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General aptitude, programing aptitude, logical and arithametic

Q1. Oops concept, inheritance, interferance,
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Q2. Class , object, init function in python,
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Logical problems and mathematical questions commonly asked .. English proficiency

Q1. Regarding Grids , OSI model, motivation
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Q2. Networking topology
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Q3. Regarding college project
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Q4. Behavioral questions
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Q5. Programming on c
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