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Railtel Corporation Of India O&M Engineer Interview Questions and Answers
Railtel Corporation Of India O&M Engineer Interview Experiences
1 interview found
Anonymous
(2 Questions)
- Q1. Why u r choosing this job
- Ans. Because it is a very progressive company
- Q2. What is ur field in engg
- Ans.
My field in engineering is O&M (Operations and Maintenance) Engineering.
O&M Engineering involves managing and optimizing the operations and maintenance of various systems and equipment.
It includes tasks such as monitoring performance, troubleshooting issues, conducting preventive maintenance, and implementing improvements.
Examples of systems that O&M Engineers work with include power plants, manufacturing facilities, w...
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I applied via campus placement at BRACT's Vishwakarma Institute of Information Technology, Pune and was interviewed in Oct 2024. There was 1 interview round.
(4 Questions)
- Q1. What is polymorphism
- Ans.
Polymorphism is the ability of a function or method to behave differently based on the object it is acting upon.
Polymorphism allows objects of different classes to be treated as objects of a common superclass.
It enables a single interface to be used for different data types or classes.
Examples include method overloading and method overriding in object-oriented programming.
- Q2. Find missing number from nth number array.
- Ans.
Find missing number from nth number array.
Iterate through the array and calculate the sum of all numbers
Calculate the sum of numbers from 1 to n using the formula n*(n+1)/2
Subtract the sum of array from the sum of numbers from 1 to n to find the missing number
- Q3. Explain inheritance and it types
- Ans.
Inheritance is a concept in object-oriented programming where a class inherits properties and behaviors from another class.
Inheritance allows a class to reuse code from another class.
Types of inheritance include single inheritance, where a class inherits from only one parent class, and multiple inheritance, where a class inherits from multiple parent classes.
Example: Class B inherits from Class A, so Class B can access
- Q4. Find 2nd max elements from aaray
- Ans.
Find 2nd max element from array of strings
Sort the array in descending order
Skip the first element (max element)
Return the second element
Skills evaluated in this interview
Surbhi Karn
Very good but easy
easy question long question
(2 Questions)
- Q1. Java codingg on sql programming
- Q2. Colection framework java concept
Hacker rank, 3 questions with 1 hour duration
(2 Questions)
- Q1. Stack parenthesis matching
- Q2. Linked List reversal
(3 Questions)
- Q1. Operating System basics
- Q2. Behavorial questions
- Q3. Networking Basics
(1 Question)
- Q1. They asked technical question related to .NEt and angular , easy and simple interview
Difficult online round
(2 Questions)
- Q1. Arrays from neetcode
- Ans.
Arrays are a collection of strings in programming used to store multiple values under a single variable name.
Arrays are declared using square brackets []
Each element in an array is accessed by its index, starting from 0
Example: var fruits = ['apple', 'banana', 'orange']
- Q2. Linked list from neetcode
(2 Questions)
- Q1. Trees in neet code
- Ans.
Trees in neet code refer to the implementation of tree data structures in coding challenges on the platform NeetCode.
Trees are a common data structure used in coding challenges to represent hierarchical relationships between data.
Common tree operations include traversal (inorder, preorder, postorder), insertion, deletion, and searching.
Examples of tree-related coding challenges on NeetCode include implementing a binary...
- Q2. Trees in leet code
- Ans.
Trees in leetcode are a common topic for coding interviews, involving various tree traversal and manipulation techniques.
Understand different tree traversal methods like inorder, preorder, and postorder.
Learn about common tree algorithms like finding the height, diameter, and lowest common ancestor.
Practice solving tree-related problems on leetcode to improve your skills.
Skills evaluated in this interview
Senior Software Engineer Interview Questions & Answers
Lumen Technologies
MJ Vlogbox
posted on 26 Jul 2024
(1 Question)
- Q1. Java basics , oops , spring
(1 Question)
- Q1. Manger round basics behavior
Selected
I applied via Naukri.com and was interviewed in Dec 2023. There were 4 interview rounds.
App based Interview which ask about previous experience and some random technical questions like battery connection and SMPS
(1 Question)
- Q1. DG Operations Management maintenance, SMPS , Battery bank,VRLA batteries, Stress management.
(1 Question)
- Q1. Technical questions and confidence to be checked
(2 Questions)
- Q1. Privious salary
- Q2. Will you able to work in field
Basic java mcq, Java Hibernate Spring MVC framework questions
Project Engineer Interview Questions & Answers
Sterlite Technologies
Abhishek Tripathi
posted on 29 Dec 2023
Selected
I applied via Recruitment Consulltant and was interviewed in May 2024. There was 1 interview round.
(1 Question)
- Q1. What work of project engineer
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Railtel Corporation Of India O&M Engineer Interview Process
based on 1 interview
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salaries
|  ₹0.9 L/yr - ₹5.5 L/yr |
|
Field Engineer
112
salaries
| ₹2.4 L/yr - ₹4.8 L/yr |
|
Graduate Engineer
84
salaries
| ₹2.4 L/yr - ₹4.8 L/yr |
|
Network Engineer L1
58
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