Upload Button Icon Add office photos

Filter interviews by

Marine Electricals Automation Engineer Interview Questions, Process, and Tips

Updated 7 Oct 2021

Top Marine Electricals Automation Engineer Interview Questions and Answers

View all 9 questions

Marine Electricals Automation Engineer Interview Experiences

2 interviews found

I applied via Naukri.com and was interviewed in Sep 2021. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Types of communication protocols, knowledge of plc, scada and HMI.i was also asked about anolog 2 wire, 3 wire and 4 wire connection methods.

Interview Preparation Tips

Interview preparation tips for other job seekers - There's a two year bond if you're joining the company.

I applied via Walk-in and was interviewed in Feb 2021. There were 4 interview rounds.

Interview Questionnaire 

9 Questions

  • Q1. What is Automation?
  • Ans. 

    Automation is the use of technology to perform tasks without human intervention.

    • Automation involves the use of software, hardware, and other technologies to perform tasks.

    • It can be used to increase efficiency, reduce errors, and save time and money.

    • Examples include automated manufacturing processes, robotic assembly lines, and automated testing.

    • Automation can also be used in industries such as finance, healthcare, and ...

  • Answered by AI
  • Q2. Which language use in plc program?
  • Ans. 

    PLC programs can be written in various languages such as ladder logic, structured text, function block diagram, and sequential function chart.

    • Ladder logic is the most commonly used language in PLC programming.

    • Structured text is similar to programming languages like C and Pascal.

    • Function block diagram uses graphical blocks to represent functions.

    • Sequential function chart is used for complex processes with multiple steps...

  • Answered by AI
  • Q3. How many types of PLC and what are it's communication protocol.
  • Ans. 

    There are various types of PLCs with different communication protocols.

    • PLC types include Programmable Logic Controller, Compact Programmable Logic Controller, Modular Programmable Logic Controller, and more.

    • Communication protocols include Modbus, Profibus, DeviceNet, Ethernet/IP, and more.

    • The type of PLC and communication protocol used depends on the specific automation application.

    • PLCs can communicate with other devic...

  • Answered by AI
  • Q4. What is VFD?
  • Ans. 

    VFD stands for Variable Frequency Drive.

    • It is an electronic device that controls the speed of an AC motor by varying the frequency of the electrical supply to the motor.

    • It is used to save energy and improve process control in industrial applications.

    • VFDs are commonly used in HVAC systems, pumps, fans, and conveyors.

    • They can also be used to control the speed of electric vehicles and wind turbines.

  • Answered by AI
  • Q5. Why we use VFD?
  • Ans. 

    VFD is used to control the speed of AC motors and save energy.

    • Variable frequency drive (VFD) is used to control the speed of AC motors.

    • It saves energy by adjusting the motor speed to match the load requirements.

    • VFDs also provide soft start and stop, reducing mechanical stress on the motor.

    • They can improve process control and reduce maintenance costs.

    • Examples of VFD applications include HVAC systems, pumps, and conveyor

  • Answered by AI
  • Q6. How to select a VFD according to motor ?
  • Ans. 

    VFD selection depends on motor voltage, current, and power rating.

    • Check motor nameplate data for voltage, current, and power rating

    • Select VFD with compatible voltage and current rating

    • Ensure VFD power rating is equal to or greater than motor power rating

    • Consider additional features such as overload protection and communication protocols

    • Consult manufacturer's specifications and guidelines

  • Answered by AI
  • Q7. What is scada ?
  • Ans. 

    SCADA stands for Supervisory Control and Data Acquisition. It is a system used for monitoring and controlling industrial processes.

    • SCADA systems are used in various industries such as oil and gas, water treatment, and manufacturing.

    • They collect data from sensors and other devices and display it in a graphical interface for operators to monitor.

    • SCADA systems can also be used to control processes remotely, such as turnin...

  • Answered by AI
  • Q8. What is ohms law ?
  • Ans. 

    Ohm's law states that the current through a conductor between two points is directly proportional to the voltage across the two points.

    • Ohm's law is a fundamental law of electrical engineering.

    • It states that the current through a conductor is directly proportional to the voltage across it.

    • The proportionality constant is the resistance of the conductor.

    • The formula for Ohm's law is I = V/R, where I is the current, V is th...

  • Answered by AI
  • Q9. How to calculate power factor?
  • Ans. 

    Power factor is the ratio of real power to apparent power in an AC circuit.

    • Power factor = Real power / Apparent power

    • It is measured in a scale of 0 to 1 or 0 to 100%

    • A power factor of 1 means all the power is being used efficiently

    • A power factor of less than 1 means some power is being wasted

    • Capacitors can be used to improve power factor

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident

Skills evaluated in this interview

Automation Engineer Interview Questions Asked at Other Companies

asked in GEA Group
Q1. 16) What is modbus ? Types of modbus? How many slaves we can conn ... read more
asked in Blue Yonder
Q2. 1. What is the difference between Absolute & Relative Xpaths?
Q3. 1. Explain oops concepts in coding. 2. Write a program to find mi ... read more
Q4. One coding challenge was given to find the number of palindrome w ... read more
asked in GEA Group
Q5. 15) What is ASI protocol? How many slaves we can connect to one m ... read more

Automation Engineer Jobs at Marine Electricals

View all

Interview questions from similar companies

I applied via Recruitment Consultant and was interviewed in Jul 2021. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. All basic and fundamental programming questions

Interview Preparation Tips

Interview preparation tips for other job seekers - Nice interview. Very decent questions were asked.
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Types of communication protocols
  • Ans. 

    Communication protocols are rules and standards for data exchange between devices.

    • TCP/IP

    • HTTP

    • FTP

    • SMTP

    • Modbus

  • Answered by AI
  • Q2. Difference between Sink vs source
  • Ans. 

    Sink is a destination where data is sent, while source is where data originates from.

    • Sink receives data, while source sends data

    • Sink is typically the end point in a data flow, while source is the starting point

    • Examples: Sink - Database, Source - Sensor

  • Answered by AI

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. Related to procurement
Round 2 - HR 

(1 Question)

  • Q1. Related to salary expectations
Round 3 - One-on-one 

(1 Question)

  • Q1. Related to joining the company and previous background

Interview Questionnaire 

1 Question

  • Q1. About Yourself

Interview Preparation Tips

Round: Test
Experience: Test level was medium, as i also sat for mahindra, i found L&T test was harder than mahindra!
Tips: Just study RS agarwal

Round: Group Discussion
Experience: It was easy for me, coz i was aware about tips of GD
Tips: Be the leader, if possibleTalk in between, even if u dont know topic much
Duration: 20 minutes

Round: Interview
Experience: This question was damn easy for me, coz i can talk more based on my activities & resume
Tips: Dont hesitate, stay calm & describe yourself, but not family background

General Tips: Be yourself, no technical knowledge is required(depends on panel u get)
Skill Tips: ""
College Name: IIT Roorkee
Motivation: To get placed!

I was interviewed before Sep 2016.

Interview Questionnaire 

1 Question

  • Q1. Ocampo, basic electronics and C

Interview Preparation Tips

Round: Test
Duration: 1 hour
Total Questions: 50

Skills: Embedded Systems, C Programming
College Name: Sahyadri college of engineering

I applied via PLACEMENT

Interview Preparation Tips

Round: Technical Interview
Experience: Good detailed interview in terms of technical knowledge
Tips: Should be thorough with the projects you have done during the course

General Tips: be confident of what you put in your resume
Technical knowledge regarding projects undertaken during engineering should be sound
Be confident
Skills: Communication, Thinking capability, knowledge applying capability
College Name: V.E.S Institute Of Technology
Motivation: Opportunity to work in a renowned and core technical company
Funny Moments: We consider the interview panelists to be as tough as our viva externals. Interviewers are mostly on your side(contrary to viva professors :P)

Interview Questionnaire 

5 Questions

  • Q1. Pertaining to the mentioned roles and responsibilities in your resume
  • Q2. Planning and work order creation
  • Q3. Piling activities
  • Q4. Introduction
  • Q5. Cross checking of documents

Interview Preparation Tips

Round: Resume Shortlist
Experience: On the criteria that I scored atleast 60% overall and had no gap between job/s.

I was interviewed before Mar 2021.

Round 1 - Face to Face 

(7 Questions)

Round duration - 60 Minutes
Round difficulty - Medium

This round started with some questions from Programmable Logic Controllers or PLC followed by some basic questions from Intel 8051 Microcontroller.

  • Q1. What are the general functions of a Programmable Logic Controller (PLC)?
  • Ans. 

    PLCs are used to control machinery and automate processes in industrial settings.

    • Monitoring inputs from sensors

    • Executing control algorithms

    • Communicating with other devices

    • Logging data for analysis

    • Implementing safety functions

    • Examples: controlling a conveyor belt, regulating temperature in a furnace

  • Answered by AI
  • Q2. Can you describe the basic elements in Ladder logic programming?
  • Ans. 

    Ladder logic programming is a graphical programming language used for PLCs, with basic elements like contacts, coils, timers, and counters.

    • Ladder logic consists of rungs, which are made up of inputs (contacts) and outputs (coils).

    • Contacts represent conditions that must be met for the output to be energized.

    • Coils are outputs that are energized when the conditions of the contacts are met.

    • Timers and counters are used to c...

  • Answered by AI
  • Q3. What are the different types of PLC inputs and outputs?
  • Ans. 

    PLC inputs and outputs include digital inputs, digital outputs, analog inputs, and analog outputs.

    • Digital inputs: used for receiving binary signals (on/off, high/low). Examples: push buttons, limit switches.

    • Digital outputs: used for sending binary signals. Examples: relays, solenoids.

    • Analog inputs: used for receiving continuous signals. Examples: temperature sensors, pressure transducers.

    • Analog outputs: used for sendin...

  • Answered by AI
  • Q4. What are the advantages and disadvantages of the S7 controller?
  • Ans. 

    The S7 controller offers high performance and flexibility but can be complex to program and expensive.

    • Advantages: high performance, flexibility, scalability

    • Disadvantages: complexity in programming, expensive

    • Example: S7-1200 offers fast processing speeds and can be easily expanded with additional modules

    • Example: Programming for S7 controllers may require specialized training and expertise

  • Answered by AI
  • Q5. Can you explain the time stamp available in the S7-200 PLC?
  • Ans. 

    The time stamp in S7-200 PLC is used to record the time when a specific event occurs.

    • Time stamp is a feature in S7-200 PLC that records the time when a specific event happens.

    • It helps in tracking the sequence of events and troubleshooting issues.

    • Time stamp can be used to monitor the performance of the PLC system.

    • Example: A time stamp can be recorded when a sensor detects a change in temperature.

    • Example: Time stamp can ...

  • Answered by AI
  • Q6. Could you explain Jnc in the context of microcontrollers?
  • Ans. 

    Jnc stands for Jump and Call in the context of microcontrollers.

    • Jnc is an instruction used in microcontrollers to jump to a specified address if the carry flag is not set.

    • It is commonly used in conditional branching operations in microcontroller programming.

    • For example, in 8051 microcontroller assembly language, the instruction JNC label will jump to the specified label if the carry flag is not set.

  • Answered by AI
  • Q7. What are the types of interrupts in the Intel 8051 microcontroller?
  • Ans. 

    The types of interrupts in the Intel 8051 microcontroller include external hardware interrupts, timer interrupts, and serial communication interrupts.

    • External hardware interrupts are triggered by external devices connected to the microcontroller.

    • Timer interrupts are generated by the internal timers of the microcontroller.

    • Serial communication interrupts occur when data is received or transmitted through the serial port.

    • ...

  • Answered by AI
Round 2 - Face to Face 

(6 Questions)

Round duration - 50 Minutes
Round difficulty - Medium

This round was heavily inclined towards Operating System and Computer Networks and the interviewer asked questions revolving around the fundamentals of the subject.

  • Q1. What is a bootstrap program in an operating system?
  • Ans. 

    A bootstrap program is a small program that initializes the operating system on a computer.

    • Bootstrap program is stored in ROM or EEPROM and is executed when the computer is powered on.

    • It loads the operating system kernel into memory and starts its execution.

    • Bootstrap program is responsible for setting up the initial state of the operating system.

    • Examples include BIOS (Basic Input/Output System) in PCs and UEFI (Unified

  • Answered by AI
  • Q2. Can you explain demand paging?
  • Ans. 

    Demand paging is a memory management scheme where pages are only brought into memory when they are demanded by the program.

    • Pages are loaded into memory only when needed

    • Helps in reducing the amount of physical memory required

    • Improves overall system performance by allowing more processes to run simultaneously

    • Commonly used in virtual memory systems

  • Answered by AI
  • Q3. Can you explain any 5 essential UNIX commands?
  • Ans. 

    Five essential UNIX commands are ls, cd, pwd, mkdir, and rm.

    • ls - list directory contents

    • cd - change directory

    • pwd - print working directory

    • mkdir - make directory

    • rm - remove files or directories

  • Answered by AI
  • Q4. What are the different types of VPN?
  • Ans. 

    Different types of VPN include remote access VPN, site-to-site VPN, and client-to-site VPN.

    • Remote access VPN allows individual users to connect to a private network from a remote location.

    • Site-to-site VPN connects entire networks together over the internet.

    • Client-to-site VPN allows individual devices to connect to a private network.

    • Examples include OpenVPN, IPsec, and SSL VPN.

  • Answered by AI
  • Q5. Can you describe the OSI Reference Model?
  • Ans. 

    The OSI Reference Model is a conceptual framework that standardizes the functions of a telecommunication or computing system into seven layers.

    • The OSI Reference Model stands for Open Systems Interconnection Reference Model.

    • It consists of seven layers: Physical, Data Link, Network, Transport, Session, Presentation, and Application.

    • Each layer has specific functions and communicates with the adjacent layers for data trans...

  • Answered by AI
  • Q6. Can you explain the TCP and UDP protocols?
  • Ans. 

    TCP is a connection-oriented protocol that ensures reliable data delivery, while UDP is a connectionless protocol that focuses on speed.

    • TCP stands for Transmission Control Protocol and is used for reliable data transmission.

    • TCP establishes a connection between sender and receiver before data transfer.

    • TCP uses sequencing and acknowledgment to ensure data integrity.

    • UDP stands for User Datagram Protocol and is used for fa...

  • Answered by AI
Round 3 - HR 

(1 Question)

Round duration - 30 Minutes
Round difficulty - Easy

This is a cultural fitment testing round .HR was very frank and asked standard questions. Then we discussed about my
role.

  • Q1. What is something about you that is not included in your resume?

Interview Preparation Tips

Eligibility criteriaAbove 1 years of experienceSiemens interview preparation:Topics to prepare for the interview - Operating Systems, Computer Architecture, Microcontollers and Microprocessors, Computer Networks, AptitudeTime required to prepare for the interview - 3 monthsInterview preparation tips for other job seekers

Tip 1 : Must do Previously asked Interview as well as Online Test Questions.
Tip 2 : Go through all the previous interview experiences from Codestudio and Leetcode.

Application resume tips for other job seekers

Tip 1 : Have at-least 2 good projects explained in short with all important points covered.
Tip 2 : Every skill must be mentioned.
Tip 3 : Focus on skills, projects and experiences more.

Final outcome of the interviewSelected

Skills evaluated in this interview

Marine Electricals Interview FAQs

How to prepare for Marine Electricals Automation Engineer interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Marine Electricals. The most common topics and skills that interviewers at Marine Electricals expect are HMI, Modbus, Profibus, SCADA and Siemens PLC.
What are the top questions asked in Marine Electricals Automation Engineer interview?

Some of the top questions asked at the Marine Electricals Automation Engineer interview -

  1. How many types of PLC and what are it's communication protoc...read more
  2. Which language use in plc progr...read more
  3. How to select a VFD according to moto...read more

Tell us how to improve this page.

Interview Questions from Similar Companies

Siemens Interview Questions
4.1
 • 418 Interviews
ABB Interview Questions
4.1
 • 235 Interviews
Havells Interview Questions
4.0
 • 209 Interviews
BHEL Interview Questions
4.1
 • 113 Interviews
Falcon Autotech Interview Questions
3.9
 • 44 Interviews
Wipro PARI Interview Questions
3.4
 • 43 Interviews
View all
Marine Electricals Automation Engineer Salary
based on 18 salaries
₹2.4 L/yr - ₹5.1 L/yr
50% less than the average Automation Engineer Salary in India
View more details

Marine Electricals Automation Engineer Reviews and Ratings

based on 1 review

5.0/5

Rating in categories

-

Skill development

-

Work-life balance

-

Salary

-

Job security

-

Company culture

-

Promotions

-

Work satisfaction

Explore 1 Review and Rating
Automation Engineer

South Goa,

Chennai

+1

0-5 Yrs

₹ 1.5-6 LPA

Explore more jobs
Design Engineer
45 salaries
unlock blur

₹0 L/yr - ₹0 L/yr

Production Engineer
42 salaries
unlock blur

₹0 L/yr - ₹0 L/yr

Estimation Engineer
34 salaries
unlock blur

₹0 L/yr - ₹0 L/yr

Service Engineer
32 salaries
unlock blur

₹0 L/yr - ₹0 L/yr

Design & Development Engineer
28 salaries
unlock blur

₹0 L/yr - ₹0 L/yr

Explore more salaries
Compare Marine Electricals with

Siemens

4.1
Compare

ABB

4.1
Compare

BHEL

4.1
Compare

Larsen & Toubro Limited

4.0
Compare
Did you find this page helpful?
Yes No
write
Share an Interview