Jio Assistant Engineer Interview Questions and Answers

Emergency handling Boiler and auxiliary

Just for harresment of employees

Q1. Slilica in main steam line of boiler
Ans. 
Silica in main steam line of boiler can cause severe damage and reduce efficiency.
• Silica can lead to the formation of hard deposits on boiler tubes, reducing heat transfer efficiency.

• High levels of silica can also cause erosion and corrosion of boiler components.

• Regular monitoring and control of silica levels in boiler feedwater is essential to prevent damage.

• Treatment methods such as ion exchange or reverse osmosis ca
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Q2. Coal gcv of power plant
Ans. 
Coal Gross Calorific Value (GCV) is a key parameter in determining the efficiency of a power plant.
• GCV is a measure of the amount of heat released when a unit mass of coal is combusted.

• It is typically expressed in units of kilojoules per kilogram (kJ/kg) or British thermal units per pound (Btu/lb).

• Higher GCV coal is preferred in power plants as it produces more energy per unit mass.

• The GCV of coal can vary depending on
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Q1. C++, Java , oops, dbms
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Q2. Oops question are there
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Q3. Dbms question are there
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Q4. Java questions are there
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Q1. Introduce yourself?
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Q1. Star pattern using your desired language.
Ans. 
Generate a star pattern using a desired language.
• Use nested loops to print the desired number of rows and columns.

• In each iteration, print a '*' character to form the pattern.

• Adjust the loop conditions and print statements to create different patterns.

• Consider using variables to control the number of rows and columns.

• Experiment with different loop structures to create more complex patterns.
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Q1. Asked about projects in resume. Role in the projects.
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Q1. Willing to relocate
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Q2. Tell me about yourself
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It was an online test with 4 sections. Numerical, Reasoning, Verbal ability and your Subject ( GIS in my case)

Q1. Educational documents as well as experience related documents were verified throughly
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Q1. Various questions related to your subject. Queations were application based, general knowledge from your field and some were from HR like to conveince them how you will be fruitful to the company.
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Contains 3 test - logical , mathematical, coding round

Q1. What is array , linked list
Ans. 
Array is a collection of elements of same data type. Linked list is a data structure consisting of a group of nodes.
• Arrays are used to store and access a fixed number of elements in memory.

• Linked lists are used to store and access a variable number of elements in memory.

• Arrays have a fixed size, while linked lists can grow or shrink dynamically.

• Arrays are accessed using an index, while linked lists are accessed using p...read more
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Q2. Tell me about oops concepts
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OOPs concepts are the fundamental principles of object-oriented programming.
• Abstraction: Hiding implementation details and showing only necessary information.

• Encapsulation: Binding data and functions together in a single unit.

• Inheritance: Acquiring properties and behavior of a parent class by a child class.

• Polymorphism: Ability of an object to take many forms.

• Example: A car is an object that has properties like color, ...read more
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