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Enercent Technologies IOT Engineer Interview Questions and Answers

Updated 5 Sep 2021

Enercent Technologies IOT Engineer Interview Experiences

1 interview found

IOT Engineer Interview Questions & Answers

user image Anonymous

posted on 31 Aug 2021

I applied via Hirect and was interviewed in Mar 2021. There were 6 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. If i gave you 1000 devices to connect with MQTT what you will see first
  • Ans. 

    I will see the status of the devices and their connection status to the MQTT broker.

    • Check the connection status of each device to the MQTT broker

    • Monitor the data flow between the devices and the MQTT broker

    • Identify any errors or issues in the connection process

    • Ensure that all devices are successfully connected to the MQTT broker

  • Answered by AI
  • Q2. If the server fails to load the data what you will see first.
  • Ans. 

    If the server fails to load the data, the user will see an error message or a blank screen.

    • The user may see an error message indicating the failure to load data.

    • The user may see a blank screen with no data displayed.

    • The user may experience slow loading times or timeouts.

    • The user may see placeholder content until the data is loaded.

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - 1) Study any one language.Don't think if you are master in writing "Hello World" in different language then you know that language.
2) Python is the trend in IOT.It's not like you have to learn python for iot.But make sure to be master in any one language and be ok in diffrent language because google BABA is there for you to get help.
3) Just be passionate in what you say.

Skills evaluated in this interview

Interview questions from similar companies

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

Python questions, data structure and algorithm, machine learning questions

Round 2 - One-on-one 

(1 Question)

  • Q1. Informal communication test, just by discussing about experiences

I applied via tcs website and was interviewed in Oct 2021. There were 3 interview rounds.

Round 1 - Aptitude Test 

Topics include things like boat and stream, age , work, time , probablity etc

Round 2 - Coding Test 

This includes 2 questions 1st one is based on strings or list second one is based on dynamic programming you have to pass test casses

Round 3 - Technical 

(1 Question)

  • Q1. Learn sql throughly they will ask it too deep.

Interview Preparation Tips

Topics to prepare for TCS IOT Engineer interview:
  • OOPS
  • SQL
  • Java
  • IOT
Interview preparation tips for other job seekers - prepare 2 years in advance to crack the interview

I applied via Naukri.com and was interviewed in Nov 2021. There was 1 interview round.

Round 1 - One-on-one 

(1 Question)

  • Q1. Question of mostly about IoT software

Interview Preparation Tips

Topics to prepare for Infosys IOT Engineer interview:
  • Develop contacts
  • Try to bribe
Interview preparation tips for other job seekers - HR did not communicate properly about the selection or rejection & made me to wait for more than 8hrs. On the other my uncle working as an accountant got a job to his daughter without any interview. The moral of the story is without money & contact you cannot get selected.
Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Walk-in and was interviewed in Dec 2024. There were 2 interview rounds.

Round 1 - Group Discussion 

Process planning refers to the methodical approach of determining the best possible way to manufacture a product or deliver a service by considering various aspects such as resources, timelines, and methodologies involved in production or execution.

Round 2 - One-on-one 

(5 Questions)

  • Q1. Explain about previous process
  • Ans. 

    Implemented a new chemical process to increase efficiency and reduce waste.

    • Researched and analyzed current process to identify areas for improvement

    • Designed and tested new process using simulation software

    • Collaborated with production team to implement changes and monitor results

    • Achieved 20% increase in production output and 15% reduction in waste

    • Continuously monitored and optimized process for further improvements

  • Answered by AI
  • Q2. Explain about my work experience
  • Q3. Explain about my work standard
  • Q4. Explain about my managing method
  • Ans. 

    I utilize a combination of project management tools and communication strategies to effectively manage my team and projects.

    • I prioritize tasks based on deadlines and importance

    • I regularly communicate with team members to ensure everyone is on the same page

    • I use project management software such as Trello or Asana to track progress and assign tasks

    • I adapt my management style to fit the needs and preferences of individual

  • Answered by AI
  • Q5. Explain about my working style
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(7 Questions)

  • Q1. What is your roles and responsibilities in your current job..?
  • Q2. What is CICD...? What is functions used in jenkinsfile..?
  • Ans. 

    CICD stands for Continuous Integration/Continuous Deployment. Jenkinsfile functions include stages, steps, post, and more.

    • CICD stands for Continuous Integration/Continuous Deployment

    • Jenkinsfile functions include stages, steps, post, agent, environment, and more

    • Stages define a series of tasks to be executed in a pipeline

    • Steps define individual actions within a stage

    • Post defines actions to be taken after the pipeline has...

  • Answered by AI
  • Q3. What is Kubernetes ..?
  • Ans. 

    Kubernetes is an open-source container orchestration platform for automating deployment, scaling, and management of containerized applications.

    • Kubernetes helps in automating the deployment, scaling, and management of containerized applications.

    • It allows for easy scaling of applications by adding or removing containers based on demand.

    • Kubernetes provides features like service discovery, load balancing, and self-healing ...

  • Answered by AI
  • Q4. What is Workspaces in docker
  • Ans. 

    Workspaces in Docker are isolated environments where developers can work on different projects without affecting each other.

    • Workspaces allow developers to have separate environments for each project, preventing conflicts between dependencies.

    • Each workspace has its own set of containers, volumes, and networks, ensuring isolation.

    • Developers can easily switch between workspaces to work on different projects.

    • Workspaces are...

  • Answered by AI
  • Q5. How Cost Optimization achieved ..? Give a example where you achieved this.
  • Ans. 

    Cost optimization in DevOps is achieved through efficient resource utilization, automation, and continuous monitoring.

    • Implementing auto-scaling to dynamically adjust resources based on demand

    • Using containerization to maximize resource utilization and reduce costs

    • Leveraging cloud services for pay-as-you-go pricing model

    • Implementing cost monitoring tools to identify and eliminate wasteful spending

    • Optimizing code and infr...

  • Answered by AI
  • Q6. What is the challange that you faced in your work and how you can overcome that..?
  • Q7. How monitoring has been done .? Explain Prometheus and Grafana.
  • Ans. 

    Monitoring is done using Prometheus and Grafana. Prometheus collects metrics and Grafana visualizes them.

    • Prometheus is an open-source monitoring and alerting toolkit

    • It collects metrics from monitored targets by scraping HTTP endpoints

    • Grafana is a visualization tool that creates dashboards for the collected metrics

    • It allows users to create graphs, charts, and alerts based on the data from Prometheus

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident on what you have learnt and experience. Try to elaborate and explain your answer as much as it can possible.

Skills evaluated in this interview

I applied via Naukri.com and was interviewed in Oct 2021. There were 4 interview rounds.

Interview Questionnaire 

6 Questions

  • Q1. 1 : Assignment round- was given a problem statement and app design and was asked to make that app.
  • Q2. 2: Code Discussion round based on the app that I made
  • Q3. 3: Technical 1 questions on basic DSA and deep tech stack based questions on Android everything that you can cover basically for android
  • Q4. 4: Technical 2 questions were high level based on Clean architecture , SOLID principles, Dependency Injection
  • Q5. 5: Managerial round : 30% tech rest was behaviour part and previous organization experiences
  • Q6. Last was salary negotiation

Interview Preparation Tips

Interview preparation tips for other job seekers - Have a good grip on the tech stack for which you are applying and brush up on DSA concepts and problem solving not very intensive just that you can come up with an approach.

I applied via Job Portal and was interviewed in Jun 2021. There were 5 interview rounds.

Interview Questionnaire 

8 Questions

  • Q1. Oops concepts, explain with real time example
  • Ans. 

    Oops concepts are fundamental to object-oriented programming. They help in creating modular and reusable code.

    • Encapsulation - hiding implementation details of an object from the outside world

    • Inheritance - creating new classes from existing ones, inheriting their properties and methods

    • Polymorphism - ability of objects to take on many forms, depending on the context

    • Abstraction - focusing on essential features of an objec

  • Answered by AI
  • Q2. Why is multiple inheritance not allowed in java
  • Ans. 

    Multiple inheritance is not allowed in Java to avoid the diamond problem.

    • Java supports multiple interface inheritance to achieve the same functionality.

    • Diamond problem occurs when a class inherits from two classes with a common method.

    • Java prioritizes single inheritance to maintain simplicity and avoid ambiguity.

  • Answered by AI
  • Q3. Difference between arrays and arraylist
  • Ans. 

    Arrays are fixed in size while ArrayLists can dynamically grow and shrink.

    • Arrays are of fixed size while ArrayLists can be resized dynamically.

    • Arrays can hold primitive data types and objects while ArrayLists can only hold objects.

    • Arrays are faster for accessing elements while ArrayLists are faster for adding and removing elements.

    • Arrays use square brackets [] to declare while ArrayLists use angle brackets <>.

    • Example: ...

  • Answered by AI
  • Q4. What are java collections
  • Ans. 

    Java collections are classes and interfaces that provide a way to store and manipulate groups of objects.

    • Java collections include List, Set, Map, Queue, and their respective implementations

    • They provide methods for adding, removing, and accessing elements

    • Examples include ArrayList, HashSet, TreeMap, and PriorityQueue

  • Answered by AI
  • Q5. What is time theta
  • Ans. 

    Time theta is a measure of the worst-case time complexity of an algorithm.

    • It is used to analyze the performance of algorithms.

    • It represents the maximum amount of time an algorithm takes to complete.

    • It is denoted by the symbol Θ(n).

  • Answered by AI
  • Q6. Explain bubble sorting
  • Ans. 

    Bubble sorting is a simple sorting algorithm that repeatedly steps through the list, compares adjacent elements and swaps them if they are in the wrong order.

    • Bubble sort is a comparison-based algorithm

    • It works by comparing each pair of adjacent elements and swapping them if they are in the wrong order

    • The algorithm repeats this process until no more swaps are needed

    • It has a worst-case and average-case complexity of O(n^...

  • Answered by AI
  • Q7. We need to generate a random number between 15-25, write a code for the following
  • Ans. 

    Code to generate a random number between 15-25

    • Use Math.random() to generate a random number between 0-1

    • Multiply the result with the range (25-15) and add the minimum value (15)

    • Use Math.floor() to round down the result to an integer

  • Answered by AI
  • Q8. Question on JSON format

Interview Preparation Tips

Interview preparation tips for other job seekers - Please make sure you have a very good knowledge of any one programming language and DS

Skills evaluated in this interview

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

Interview Questionnaire 

2 Questions

  • Q1. Fail fast vs fail safe
  • Ans. 

    Fail fast prioritizes speed of detection and resolution, while fail safe prioritizes safety and minimizing harm.

    • Fail fast approach is commonly used in agile development where quick feedback is essential

    • Fail safe approach is commonly used in critical systems such as medical devices or aviation

    • Fail fast can lead to more errors and instability if not properly managed

    • Fail safe can lead to slower response times and increase...

  • Answered by AI
  • Q2. Java initializer block, static block, super keyword. For more info read: gfg order execution initialization block constructors java

Interview Preparation Tips

Interview preparation tips for other job seekers - Read previously asked questions and prepare java concepts better.

Devops Engineer Interview Questions & Answers

ICICI Bank user image POLIMERA LEELA KRISHNA

posted on 7 Feb 2022

I applied via Approached by company and was interviewed in Aug 2021. There was 1 interview round.

Round 1 - Technical 

(1 Question)

  • Q1. What ever you keep on your resume. Those only they ask

Interview Preparation Tips

Interview preparation tips for other job seekers - Webex call simple interview but dont expect your disired role

Enercent Technologies Interview FAQs

What are the top questions asked in Enercent Technologies IOT Engineer interview?

Some of the top questions asked at the Enercent Technologies IOT Engineer interview -

  1. If i gave you 1000 devices to connect with MQTT what you will see fi...read more
  2. If the server fails to load the data what you will see fir...read more

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