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HPLNG Interview Questions, Process, and Tips
HPLNG Interview Experiences
1 interview found
Anonymous
Selected
I applied via Recruitment Consulltant and was interviewed in Aug 2023. There were 2 interview rounds.
(4 Questions)
- Q1. 1. During confined space job , what is the role of safety watch ?
- Ans.
The safety watch plays a crucial role in ensuring the safety of workers during confined space jobs.
The safety watch is responsible for continuously monitoring the workers inside the confined space.
They must be trained in rescue procedures and have the necessary equipment to respond in case of an emergency.
The safety watch should maintain communication with the workers inside the confined space and be prepared to initia...
- Q2. Alignment method of pump and motor.
- Ans.
Alignment of pump and motor is done using various methods.
One method is the straight edge method, where a straight edge is used to align the pump and motor shafts.
Another method is the dial indicator method, where a dial indicator is used to measure the misalignment and make adjustments.
Laser alignment is a modern method that uses laser technology to align the pump and motor shafts with high precision.
Alignment can als...
- Q3. 3. Different type of Gasket , valves using in plant.
- Ans.
Different types of gaskets and valves used in a plant.
Gaskets: Spiral wound gaskets, Ring joint gaskets, Sheet gaskets
Valves: Gate valves, Globe valves, Ball valves, Butterfly valves
Examples: Spiral wound gaskets are used for high-pressure applications, gate valves are used for on/off control
- Q4. . 4. Compressor type and trouble shooting of reciprocating compressor
- Ans.
Reciprocating compressors are used in various industries for gas compression. Troubleshooting involves identifying and resolving issues with valves, pistons, and lubrication.
Reciprocating compressors use pistons to compress gas.
Common issues include valve leakage, piston ring wear, and inadequate lubrication.
Troubleshooting involves inspecting and repairing valves, replacing worn piston rings, and ensuring proper lubri...
(1 Question)
- Q1. Basic knowledge and basic details
Mechanical Maintenance Technician Interview Questions asked at other Companies
Interview questions from similar companies
I applied via Campus Placement and was interviewed before Jul 2021. There were 4 interview rounds.
Aptitude test on CS subjects like C programming, DBMS, CN, and OS.
There were 2 input-output based questions of easy to moderate level
Every candidate was given an individual topic and was asked to speak on it
(1 Question)
- Q1. Some typical HR questions
Interview Preparation Tips
I applied via Referral and was interviewed before Jan 2021. There was 1 interview round.
Interview Questionnaire
1 Question
- Q1. Java questions
Interview Preparation Tips
I applied via Campus Placement and was interviewed before Feb 2021. There were 3 interview rounds.
Aptitude round consists Logical reasoning, General Aptitude, Grammar related questions etc. All are moderate level questions.
(3 Questions)
- Q1. Explain OOPs w.r.t Java
- Ans.
OOPs is a programming paradigm that uses objects to represent real-world entities. Java is an OOPs language.
OOPs stands for Object-Oriented Programming System
Java is a class-based OOPs language
Encapsulation, Inheritance, Polymorphism, and Abstraction are the four pillars of OOPs
Objects have state and behavior
Java supports interfaces, which allow for multiple inheritance
Example: A car can be represented as an object wit...
- Q2. Explain about the projects that you have worked on
- Q3. Explain how Java solves machine dependency of code execution
- Ans.
Java solves machine dependency by using bytecode and virtual machine.
Java code is compiled into bytecode which is platform-independent
The bytecode is executed by the Java Virtual Machine (JVM) which is platform-specific
JVM translates bytecode into machine code for the specific platform
This allows Java code to run on any platform with a JVM installed
Example: A Java program compiled on Windows can run on Linux or Mac as
(2 Questions)
- Q1. Why should we hire you?
- Q2. Tell me about yourself.
Interview Preparation Tips
- Java
Skills evaluated in this interview
I applied via Company Website and was interviewed before Jul 2021. There were 3 interview rounds.
Aptitude, reasoning, English, cloud sections
2 questions in which , one has to complete within an 50 minutes
(2 Questions)
- Q1. Tell me about t Yourself
- Q2. What are the previous experiences
Interview Preparation Tips
- Java
- SQL
- Agile Methodology
- SDLC
Keep it just and short
Explain more about your experiences
I applied via Campus Placement and was interviewed before May 2021. There were 2 interview rounds.
Numerical ability and logical reasoning followed by some coding mcqs
(1 Question)
- Q1. Print 1 to 100 without for loop
- Ans.
Printing 1 to 100 without for loop
Use recursion to print numbers from 1 to 99
Print 100 outside the recursion
Use a base case to stop recursion at 100
Interview Preparation Tips
I applied via Campus Placement and was interviewed before Jun 2021. There were 2 interview rounds.
Simple aptitude test
(1 Question)
- Q1. General questions as per your cv
Interview Preparation Tips
- Aptitude
I applied via Recruitment Consultant and was interviewed before Jul 2020. There was 1 interview round.
Interview Questionnaire
1 Question
- Q1. DS Algo Questions on Trees. Leadership Principles
Interview Preparation Tips
I appeared for an interview before Sep 2020.
Round duration - 60 minutes
Round difficulty - Easy
Round duration - 50 minutes
Round difficulty - Easy
Round duration - 60 minutes
Round difficulty - Easy
At the beginning of this round, the interviewer asked me about the data structures I knew. Linked lists, trees, graphs, arrays etc. was my answer. He asked me how well I knew Dynamic Programming. I said I wasn’t strong in that and he said that he would ask me a question on dynamic programming for sure.
Round duration - 40 minutes
Round difficulty - Easy
The interviewer asked me if I was comfortable with the interview process so far and how the previous interviews were. I said it was good and he gave me the first problem to solve.
(1 Question)
Round duration - 60 minutes
Round difficulty - Easy
The interviewer asked me some Computer Science fundamentals in this round as well as some behavioural questions.
- Q1. Implement a Trie data structure and write functions to insert and search for a few words in it.
- Ans.
Implement a Trie data structure with insert and search functions.
Create a TrieNode class with children and isEndOfWord attributes.
Implement insert function to add words by iterating through characters.
Implement search function to check if a word exists by traversing the Trie.
Example: Insert 'apple', 'banana', 'orange' and search for 'apple' and 'grape'.
Interview Preparation Tips
Do lot of hard work and practice of Data Structures and Algorithms based questions. I personally recommend you Coding Ninjas and Geeks For Geeks for interview preparation.
Application resume tips for other job seekersMake your resume short and try to make it of one page only and do mention all your skills which you are confident of in your resume.
Final outcome of the interviewSelectedSkills evaluated in this interview
I applied via Campus Placement and was interviewed before Aug 2021. There were 2 interview rounds.
It was a basic aptitude test.
(1 Question)
- Q1. Interview was fine. Mostly asked about my final year project.
Interview Preparation Tips
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