Nesma Trading Maintenance Electrician Interview Questions and Answers

Q1. Opration Maintenance se related questions kr skte h ji
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Q2. Opration Maintenance se related koi question put up kr skte h ji
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Q3. CNG operation maintenance
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Q4. Opration Maintenance gas
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Electrician test and all questions

Q1. 2 way wairing And all electrical work
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Q2. 2 way and light and wairing and Earth and all
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Q3. Electrical all questions
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Q1. Plc working and shefty
Ans. When the power goes off the machine switches off automatically.this requires you restart the machine, when the power is back
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Q2. Electrical VPR Settings
Ans. Electrical panel is provided with VPR for protection during under voltage and over voltage . This voltage protection relay is characterized by its trip interval of 0.2to 10 second.
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Q3. Electrical panel with braking system
Ans. 
An electrical panel with a braking system is a safety feature that automatically stops the flow of electricity in case of an emergency or malfunction.
• The braking system in an electrical panel is designed to prevent electrical accidents and protect both people and equipment.

• It works by detecting abnormal conditions such as short circuits, overloads, or ground faults, and immediately cutting off the power supply.

• This hel...read more
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Q1. How many types of dg check And 4
Ans. 
There are four types of DG (Diesel Generator) checks: daily, weekly, monthly, and annual.
• Daily check involves inspecting fuel levels, oil levels, coolant levels, and battery condition.

• Weekly check includes checking for any leaks, testing the battery, and verifying the operation of safety features.

• Monthly check involves cleaning the air filter, checking the exhaust system, and testing the automatic transfer switch.

• Annua...read more
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Q2. How many types of sencer And 5
Ans. 
There are many types of sensors used in electrical systems, including temperature sensors, pressure sensors, proximity sensors, etc.
• Temperature sensors

• Pressure sensors

• Proximity sensors

• Motion sensors

• Light sensors
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Wide range of aptitude questions including some technical

Q1. Pure technical interview theory + coding
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Q2. WAP to find the 2nd maximum number
Ans. 
WAP to find the 2nd maximum number in an array
• Sort the array in descending order and return the 2nd element

• Iterate through the array and keep track of the maximum and 2nd maximum

• Use a priority queue to find the 2nd maximum
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Q3. Explain design patterns
Ans. 
Design patterns are reusable solutions to common software design problems.
• Design patterns provide a common vocabulary for developers to communicate about solutions to common problems.

• They can improve code readability, maintainability, and scalability.

• Examples include the Singleton pattern, Factory pattern, and Observer pattern.
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Q4. Explain SOLID principles
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SOLID principles are a set of five design principles for writing maintainable and scalable code.
• S - Single Responsibility Principle: A class should have only one reason to change.

• O - Open/Closed Principle: Software entities should be open for extension but closed for modification.

• L - Liskov Substitution Principle: Subtypes should be substitutable for their base types.

• I - Interface Segregation Principle: Clients should ...read more
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Q1. Questions related to hobby
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Q2. Career expectations related to
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Q3. Family background discussion
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Q1. Very basic stuff about SAP SD
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Q1. Deep dive into overall work experience and checked feasibility whether you can work and relocate to Mumbai
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Q1. If you give them little room then they will convert that into an opportunity and bargain with you. Ask them about the variable component because they will not tell you and it will have great impact on in-h...read more
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