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Electronica Plastic Machines Senior Service Engineer Interview Questions and Answers
Electronica Plastic Machines Senior Service Engineer Interview Experiences
1 interview found
Anonymous
Selected
(1 Question)
- Q1. Explain working of valves
- Ans.
Valves control the flow of fluids or gases by opening, closing, or partially obstructing passageways.
Valves regulate flow by opening and closing in response to signals or manually
Types of valves include ball valves, gate valves, globe valves, and butterfly valves
Valves can be operated by hand, pneumatic, hydraulic, or electric actuators
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I applied via Indeed and was interviewed before Jun 2020. There were 5 interview rounds.
Interview Questionnaire
2 Questions
- Q1. Basic php and array functions
- Q2. Mysql basic, views, triggers
Interview Preparation Tips
I applied via Company Website and was interviewed before Jun 2020. There were 5 interview rounds.
Interview Questionnaire
2 Questions
- Q1. Php basic and array functions
- Q2. Mysql basic,views,triggers
Interview Preparation Tips
I applied via Campus Placement and was interviewed before Sep 2021. There were 4 interview rounds.
(1 Question)
- Q1. Questions on IOT and related
Questions mainly from Linked list.
(1 Question)
- Q1. Basically coding round, with basic questions from arrays. One needs to have good communication skills to explain to interviewers.
Interview Preparation Tips
- DSA
- IOT
Interview Questionnaire
1 Question
- Q1. Strengths, skills, basic introduction.
I applied via Campus Placement and was interviewed in Sep 2023. There were 3 interview rounds.
Basic java questions
(2 Questions)
- Q1. Explain Linked list implementation and stack
- Ans.
Linked list is a data structure where each element points to the next element. Stack is a data structure that follows Last In First Out (LIFO) principle.
Linked list implementation involves creating nodes with data and a pointer to the next node.
Stack implementation involves pushing elements onto the stack and popping them off in reverse order.
Example: Linked list - 1 -> 2 -> 3 -> NULL, Stack - push(1), push(2), push(3)
- Q2. Oops concepts in java
- Ans.
Oops concepts in Java refer to Object-Oriented Programming principles like Inheritance, Encapsulation, Polymorphism, and Abstraction.
Inheritance: Allows a class to inherit properties and behavior from another class.
Encapsulation: Bundling data and methods that operate on the data into a single unit.
Polymorphism: Ability of a method to do different things based on the object it is acting upon.
Abstraction: Hiding the imp...
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Skills evaluated in this interview
(1 Question)
- Q1. 3 dsa problem asked
Covers basics aps around 15 question
DSA based questions from leetcode easy and medium
Selected
I applied via Job Portal and was interviewed before Aug 2023. There was 1 interview round.
(1 Question)
- Q1. Tell me about yourself
- Ans.
I am a data analyst with a strong background in statistics and data visualization.
Graduated with a degree in Statistics
Proficient in programming languages like Python and R
Experience in analyzing large datasets and creating data visualizations
Strong problem-solving skills
I appeared for an interview in Feb 2025, where I was asked the following questions.
- Q1. What is JPA
- Ans.
JPA (Java Persistence API) is a specification for managing relational data in Java applications using object-relational mapping.
JPA provides a way to map Java objects to database tables.
It simplifies database interactions through an object-oriented approach.
Common implementations include Hibernate, EclipseLink, and OpenJPA.
Example: Using JPA annotations like @Entity to define a persistent class.
JPA supports querying wi...
- Q2. Write a program to find duplicate elements in the list
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Electronica Plastic Machines Senior Service Engineer Interview Process
based on 2 interviews
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