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National Metallurgical Laboratory Interview Questions, Process, and Tips for Freshers
Top National Metallurgical Laboratory Interview Questions and Answers for Freshers
- Q1. What is minaral and different by metals?asked in Project Associate interview
- Q2. What is whrb in rotary kiln?asked in Project Associate interview
- Q3. Explain Iron smelting process ?asked in Project Associate interview
National Metallurgical Laboratory Interview Experiences for Freshers
2 interviews found
sujit kumar das
Selected
I applied via Walk-in and was interviewed in Oct 2024. There were 2 interview rounds.
(2 Questions)
- Q1. What is minaral and different by metals?
- Ans.
Minerals are naturally occurring inorganic substances with a definite chemical composition, while metals are a type of mineral that have high electrical conductivity and luster.
Minerals are inorganic substances found in nature, while metals are a subset of minerals with specific properties.
Metals have high electrical conductivity, malleability, and luster, distinguishing them from other minerals.
Examples of metals incl...
- Q2. What is spong iron?
- Ans.
Sponge iron is a metallic product produced through the direct reduction of iron ore in the form of lumps, pellets, or fines.
Sponge iron is also known as direct reduced iron (DRI).
It is produced by removing oxygen from iron ore through a chemical reaction using natural gas or coal as a reducing agent.
Sponge iron is used as a raw material in the production of steel through the electric arc furnace (EAF) or basic oxygen f
(2 Questions)
- Q1. What is whrb in rotary kiln?
- Ans.
WHRB in rotary kiln stands for Waste Heat Recovery Boiler, which is used to recover heat from the exhaust gases of the kiln.
WHRB is a type of boiler that captures and reuses the heat energy from the exhaust gases of a rotary kiln.
It helps in improving the overall energy efficiency of the kiln operation.
The recovered heat can be used for various purposes such as preheating combustion air or generating steam for power ge...
- Q2. Explain Iron smelting process ?
- Ans.
Iron smelting process is a method of extracting iron from its ore using heat and reducing agents.
Iron ore is heated in a blast furnace with coke (carbon) and limestone as reducing agents.
The coke burns to produce carbon monoxide, which reacts with the iron ore to release the iron metal.
The limestone helps to remove impurities from the iron ore, forming slag as a byproduct.
The molten iron is then collected at the bottom...
Project Associate Interview Questions asked at other Companies
Interview Questionnaire
4 Questions
- Q1. Basic questions on BSC Chemistry, like What is adsorption, boiling point ,melting point.
- Q2. Do u have any pervious experience
- Q3. Introduce yourself
- Q4. What is Le Chateliers principle states in Equilibrium Chapter?
- Ans.
Le Chatelier's principle states that when a system at equilibrium is subjected to a change, it will adjust to counteract the change.
Le Chatelier's principle is a fundamental concept in chemical equilibrium.
It states that when a system at equilibrium is subjected to a change in temperature, pressure, or concentration, the system will shift in a way that counteracts the change.
For example, if the concentration of a react...
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Cotecna Inspection India
Arjun Dhilod
posted on 13 Sep 2023
Selected
I applied via Company Website and was interviewed before Sep 2022. There were 3 interview rounds.
(3 Questions)
- Q1. OOps, C#, MVC, WEBAPI, Azure
- Q2. Multiple inheritance concept in OOPs?
- Ans.
Multiple inheritance allows a class to inherit attributes and methods from more than one parent class.
In multiple inheritance, a class can inherit from two or more parent classes.
It can lead to the Diamond Problem where a class inherits from two classes that have a common ancestor.
Languages like C++ support multiple inheritance.
Example: class ChildClass : public ParentClass1, public ParentClass2 {}
- Q3. What is interface?
- Ans.
An interface in software development defines a contract for classes to implement, specifying methods and properties that must be included.
Interfaces in programming languages like Java, C#, and TypeScript allow for multiple inheritance by defining a set of methods that a class must implement.
Interfaces are used to enforce a common structure across different classes, promoting code reusability and maintainability.
Example...
Create Crud operation using angular with API.
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Anonymous
posted on 21 Feb 2025
Selected
I appeared for an interview in Jan 2025.
(1 Question)
- Q1. What is anatomy and physiology?
(1 Question)
- Q1. CPT&ICD Guidelines
Software Engineer Interview Questions & Answers
Euromonitor International
Anonymous
posted on 19 Jul 2022
I applied via Recruitment Consulltant and was interviewed in Jan 2022. There were 2 interview rounds.
(1 Question)
- Q1. OOPS concepts, function overload, override,interface,string, string builder
(1 Question)
- Q1. Company profile,salary discussion
Interview Preparation Tips
Don't give unnecessary answers
Be possitive
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Euromonitor International
Anonymous
posted on 17 Mar 2023
Selected
I applied via Referral and was interviewed before Mar 2022. There were 2 interview rounds.
(2 Questions)
- Q1. Mostly on your experience. Azure, .net core, microservices.
- Q2. Coding round with basic programming questions. Easy level.
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Euromonitor International
Anonymous
posted on 6 Oct 2022
I applied via Referral and was interviewed before Oct 2021. There were 3 interview rounds.
(2 Questions)
- Q1. Basic concept of c#,.net framework
- Q2. What is CFA and DFA in entity framework core
- Ans.
CFA and DFA are Change-Tracking and Database-First Approaches in Entity Framework Core.
CFA (Change-Tracking Approach) is used to track changes made to entities in memory and then save them to the database.
DFA (Database-First Approach) is used to generate entity classes and DbContext from an existing database schema.
CFA is useful when working with disconnected entities, while DFA is useful when working with an existing ...
(1 Question)
- Q1. Basic questions
Interview Preparation Tips
Skills evaluated in this interview
Software Developer Interview Questions & Answers
Euromonitor International
Anonymous
posted on 8 Apr 2024
I applied via Campus Placement and was interviewed before Apr 2023. There was 1 interview round.
(2 Questions)
- Q1. Asked about projects. Quite aloberately.
- Q2. What is authorization and authentication?
- Ans.
Authentication verifies the identity of a user, while authorization determines what actions they are allowed to perform.
Authentication confirms the identity of a user through credentials like passwords or biometrics.
Authorization determines the level of access a user has to resources or actions.
Example: Logging into a system with a username and password is authentication, while being able to view or edit specific files
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Rapid Care Transcription
Anonymous
posted on 27 Sep 2024
I applied via Naukri.com and was interviewed in Aug 2024. There were 2 interview rounds.
Nothing much just some idiotic questions. office has no member strength, they just call and make candidate wait for 4 hours and recruit referred candidates
(2 Questions)
- Q1. Even after attending all queries they did not bother to select and inform and selection process starts based on references.
- Q2. Reporting, analysis
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Ankit kushwaha
Sales strategies which i used for work
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National Metallurgical Laboratory Interview Process for Freshers
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Project Assistant
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Project Associate
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