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BDx Data Centers Interview Questions and Answers

Updated 21 Feb 2025
Popular Designations

9 Interview questions

A BMS Engineer was asked 12mo ago
Q. What is an inverter?
Ans. 

An inverter is a device that converts direct current (DC) to alternating current (AC) for use in electrical systems.

  • Converts DC power to AC power

  • Used in solar power systems to convert DC power from solar panels to AC power for use in homes

  • Commonly used in uninterruptible power supply (UPS) systems to provide backup power during outages

View all BMS Engineer interview questions
A BMS Engineer was asked 12mo ago
Q. What are analog and digital inputs/outputs?
Ans. 

Analog input/output refers to continuous signals while digital input/output refers to discrete signals in a BMS system.

  • Analog input/output involves continuous voltage or current signals, such as temperature or pressure readings.

  • Digital input/output involves discrete on/off signals, such as switch states or alarm triggers.

  • Analog signals are represented by a range of values, while digital signals are represented by ...

View all BMS Engineer interview questions
A BMS Engineer was asked 12mo ago
Q. What is a BMS system?
Ans. 

BMS system stands for Building Management System, which is a computer-based control system that manages and monitors a building's mechanical and electrical equipment.

  • BMS system controls and monitors HVAC systems, lighting, security, fire alarms, and other building systems.

  • It helps optimize energy usage, improve occupant comfort, and ensure efficient operation of building equipment.

  • BMS systems can be programmed to ...

View all BMS Engineer interview questions
A BMS Engineer was asked 12mo ago
Q. How do UPS and PAC systems work?
Ans. 

UPS (Uninterruptible Power Supply) provides backup power, while PAC (Power Automation Controller) manages and optimizes power systems.

  • UPS ensures continuous power supply during outages, protecting sensitive equipment.

  • PAC monitors and controls electrical systems, optimizing energy usage and improving efficiency.

  • Example of UPS: A data center using UPS to prevent downtime during power failures.

  • Example of PAC: A smart...

View all BMS Engineer interview questions
An Information Technology Intern was asked
Q. Write a program to check if a given string is a palindrome.
Ans. 

Program to check if a given array of strings are palindromes or not.

  • Loop through each string in the array

  • Reverse the string and compare it with the original string

  • If they are equal, then it is a palindrome

  • Store the result in a new array

View all Information Technology Intern interview questions
A Machine Learning Intern was asked
Q. What is a confusion matrix?
Ans. 

A confusion matrix is a table used to evaluate the performance of a classification model.

  • It shows the number of true positives, false positives, true negatives, and false negatives.

  • It helps in calculating various evaluation metrics like accuracy, precision, recall, and F1 score.

  • It is useful in identifying the strengths and weaknesses of a model and improving its performance.

  • Example: A confusion matrix for a binary...

View all Machine Learning Intern interview questions
A Machine Learning Intern was asked
Q. What is Linear Regression?
Ans. 

Linear Regression is a statistical method to model the relationship between a dependent variable and one or more independent variables.

  • It is used to predict a continuous outcome variable based on one or more predictor variables.

  • It assumes a linear relationship between the dependent and independent variables.

  • It is commonly used in fields like finance, economics, and social sciences.

  • It can be simple linear regressio...

View all Machine Learning Intern interview questions
Are these interview questions helpful?
An Information Technology Intern was asked
Q. Explain SQL joins,order by difference between delete and truncate.
Ans. 

SQL joins combine data from two or more tables based on a related column. Order by sorts data in ascending or descending order. Delete removes rows from a table while truncate removes all rows.

  • SQL joins are used to combine data from two or more tables based on a related column.

  • Order by is used to sort data in ascending or descending order based on a specified column.

  • Delete removes rows from a table based on a spec...

View all Information Technology Intern interview questions
A Machine Learning Intern was asked
Q. Explain Sampling , types of sampling , need of sampling
Ans. 

Sampling is the process of selecting a subset of data from a larger population for analysis.

  • Types of sampling include random sampling, stratified sampling, cluster sampling, and systematic sampling.

  • Sampling is necessary when it is not feasible or practical to analyze the entire population.

  • Sampling can help reduce costs and time required for analysis.

  • Sampling can also help reduce bias in the analysis by ensuring th...

View all Machine Learning Intern interview questions

BDx Data Centers Interview Experiences

6 interviews found

BMS Engineer Interview Questions & Answers

user image Ashok Mahadev Sul

posted on 23 Jun 2024

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I applied via Naukri.com and was interviewed in May 2024. There were 2 interview rounds.

Round 1 - HR 

(2 Questions)

  • Q1. Basic details regarding your professional journey.
  • Add your answer
  • Q2. Current experience
  • Add your answer
Round 2 - Technical 

(5 Questions)

  • Q1. What is BMS sysytem❓
  • Ans. 

    BMS system stands for Building Management System, which is a computer-based control system that manages and monitors a building's mechanical and electrical equipment.

    • BMS system controls and monitors HVAC systems, lighting, security, fire alarms, and other building systems.

    • It helps optimize energy usage, improve occupant comfort, and ensure efficient operation of building equipment.

    • BMS systems can be programmed to autom...

  • Answered by AI
    Add your answer
  • Q2. What is analog and digital input or i/ o ❓
  • Ans. 

    Analog input/output refers to continuous signals while digital input/output refers to discrete signals in a BMS system.

    • Analog input/output involves continuous voltage or current signals, such as temperature or pressure readings.

    • Digital input/output involves discrete on/off signals, such as switch states or alarm triggers.

    • Analog signals are represented by a range of values, while digital signals are represented by binar...

  • Answered by AI
    Add your answer
  • Q3. UPS and PAC,working❓
  • Ans. 

    UPS (Uninterruptible Power Supply) provides backup power, while PAC (Power Automation Controller) manages and optimizes power systems.

    • UPS ensures continuous power supply during outages, protecting sensitive equipment.

    • PAC monitors and controls electrical systems, optimizing energy usage and improving efficiency.

    • Example of UPS: A data center using UPS to prevent downtime during power failures.

    • Example of PAC: A smart grid...

  • Answered by AI
    Add your answer
  • Q4. What is inverter❓
  • Ans. 

    An inverter is a device that converts direct current (DC) to alternating current (AC) for use in electrical systems.

    • Converts DC power to AC power

    • Used in solar power systems to convert DC power from solar panels to AC power for use in homes

    • Commonly used in uninterruptible power supply (UPS) systems to provide backup power during outages

  • Answered by AI
    Add your answer
  • Q5. Do u know the for which position your hiring❓
  • Ans. 

    We are hiring a BMS Engineer to design, implement, and maintain building management systems for energy efficiency and automation.

    • Responsible for integrating HVAC, lighting, and security systems.

    • Example: Implementing a centralized control system for a commercial building.

    • Conducting regular system audits to ensure optimal performance.

    • Example: Using data analytics to identify energy-saving opportunities.

    • Collaborating with...

  • Answered by AI
    Add your answer

Interview Preparation Tips

Topics to prepare for BDx Data Centers BMS Engineer interview:
  • Basics of Current profile

Skills evaluated in this interview

Anonymous

Senior Financial Analyst Interview Questions & Answers

user image Chintan Gaitonde

posted on 11 Aug 2024

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Recruitment Consulltant and was interviewed in Jul 2024. There were 2 interview rounds.

Round 1 - Aptitude Test 

Excel skills, PowerBi skills, Data Analysis and Dashboarding skills.

Round 2 - Assignment 

Dashboard Creation, had to create a dashboard for a project they were about to undertake. Was given the basic idea of the project and it's requirements and asked to create a dashboard on application of my choice.

Anonymous

HR Executive Interview Questions & Answers

user image Anonymous

posted on 23 Jul 2024

Interview experience
1
Bad
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Naukri.com and was interviewed in Feb 2024. There were 2 interview rounds.

Round 1 - Assignment 

Dashboards for Talent Aquations and HR Department

Round 2 - One-on-one 

(2 Questions)

  • Q1. Personal questions and introductions
  • Add your answer
  • Q2. Technical questions about MIS and Dashboards
  • Add your answer
Anonymous

Account Lead Interview Questions & Answers

user image Anonymous

posted on 30 Apr 2023

Interview experience
3
Average
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Naukri.com and was interviewed in Mar 2023. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Properly align and format text in your resume. A recruiter will have to spend more time reading poorly aligned text, leading to high chances of rejection.
View all tips
Round 2 - One-on-one 

(2 Questions)

  • Q1. Career background and education
  • Add your answer
  • Q2. Experience Brief
  • Add your answer
Anonymous

Information Technology Intern Interview Questions & Answers

user image Anonymous

posted on 22 Sep 2022

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Don’t add your photo or details such as gender, age, and address in your resume. These details do not add any value.
View all tips
Round 2 - Technical 

(3 Questions)

  • Q1. JAVA OOPS ,collections
  • Add your answer
  • Q2. Explain SQL joins,order by difference between delete and truncate.
  • Ans. 

    SQL joins combine data from two or more tables based on a related column. Order by sorts data in ascending or descending order. Delete removes rows from a table while truncate removes all rows.

    • SQL joins are used to combine data from two or more tables based on a related column.

    • Order by is used to sort data in ascending or descending order based on a specified column.

    • Delete removes rows from a table based on a specified...

  • Answered by AI
    Add your answer
  • Q3. Write program for palindrome.
  • Ans. 

    Program to check if a given array of strings are palindromes or not.

    • Loop through each string in the array

    • Reverse the string and compare it with the original string

    • If they are equal, then it is a palindrome

    • Store the result in a new array

  • Answered by AI
    Add your answer

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident while giving interview.Knowledge of spring framework will be plus point for selection.

Skills evaluated in this interview

Anonymous

Machine Learning Intern Interview Questions & Answers

user image Anonymous

posted on 1 Aug 2022

I applied via Campus Placement

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(3 Questions)

  • Q1. What is Linear Regression ?
  • Ans. 

    Linear Regression is a statistical method to model the relationship between a dependent variable and one or more independent variables.

    • It is used to predict a continuous outcome variable based on one or more predictor variables.

    • It assumes a linear relationship between the dependent and independent variables.

    • It is commonly used in fields like finance, economics, and social sciences.

    • It can be simple linear regression (on...

  • Answered by AI
    Add your answer
  • Q2. What is confusion matrix ?
  • Ans. 

    A confusion matrix is a table used to evaluate the performance of a classification model.

    • It shows the number of true positives, false positives, true negatives, and false negatives.

    • It helps in calculating various evaluation metrics like accuracy, precision, recall, and F1 score.

    • It is useful in identifying the strengths and weaknesses of a model and improving its performance.

    • Example: A confusion matrix for a binary clas...

  • Answered by AI
    Add your answer
  • Q3. Explain Sampling , types of sampling , need of sampling
  • Ans. 

    Sampling is the process of selecting a subset of data from a larger population for analysis.

    • Types of sampling include random sampling, stratified sampling, cluster sampling, and systematic sampling.

    • Sampling is necessary when it is not feasible or practical to analyze the entire population.

    • Sampling can help reduce costs and time required for analysis.

    • Sampling can also help reduce bias in the analysis by ensuring that th...

  • Answered by AI
    Add your answer

Interview Preparation Tips

Topics to prepare for BDx Data Centers Machine Learning Intern interview:
  • Machine Learning
  • SQL
Interview preparation tips for other job seekers - Try to explain everything in detail, whatever u know about the algorithm, metric for evaluation, tell them everything passionately. They will ask minimum, in one liners, but your answer should be Long and In-detail

Skills evaluated in this interview

Anonymous

Top trending discussions

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Interview Tips & Stories
2w
toobluntforu
·
works at
Cvent
Can speak English, can’t deliver in interviews
I feel like I can't speak fluently during interviews. I do know english well and use it daily to communicate, but the moment I'm in an interview, I just get stuck. since it's not my first language, I struggle to express what I actually feel. I know the answer in my head, but I just can’t deliver it properly at that moment. Please guide me
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Interview questions from similar companies

company Logo

Business Analyst Interview Questions & Answers

HCL Infosystems user image Anonymous

posted on 12 Nov 2021

I applied via Referral and was interviewed before Nov 2020. There were 3 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. Related to work profile
  • Add your answer
  • Q2. Related to interests
  • Add your answer

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident, go well groomed
Anonymous
Are these interview questions helpful?
company Logo

Business Analyst Interview Questions & Answers

HCL Infosystems user image Anonymous

posted on 10 Jun 2021

Interview Questionnaire 

1 Question

  • Q1. SDLC Model
  • Add your answer

Interview Preparation Tips

Interview preparation tips for other job seekers - Nice interview
Anonymous
company Logo

Software Engineer Interview Questions & Answers

HCL Infosystems user image Anonymous

posted on 7 Jun 2017

I appeared for an interview before Jun 2016.

Interview Questionnaire 

1 Question

  • Q1. Java related questions on Oops concept and Multithreading
  • Add your answer

Interview Preparation Tips

Round: Test
Experience: Simple aptitude and reasoning questions little java based programming
Tips: Basic programming knowledge and good aptitude
Duration: 1 hour
Total Questions: 60

Round: Technical Interview
Experience: Normal questions on Java, basic programming questions like reverse no. , String related and logical coding
Tips: What u mentioned on your resume go through that only, they will not ask apart from your resume

Skills: How Well You Are Able To Communicate What You Wanted To Tell, Programming
College Name: SRCEM
Anonymous
company Logo

Software Developer Interview Questions & Answers

HCL Infosystems user image Anonymous

posted on 20 Aug 2017

I appeared for an interview before Aug 2016.

Interview Preparation Tips

Round: Resume Shortlist
Experience: I am vinothkumar from Dindugal, I was studied computer engineering in Madurai institute of engineering and technology at sivagangai, I am quality controller in RR DONNELLY at Chennai, my experience 2 years, my family staying in native, my father palanichami he is a former, my mother tamilselvi she is home maker and my one yelder brother Vijayakumar he is driver, I am interested area software engineer, my hobbies are listening music, reading book and news paper, playing and watching cricket
Tips: No comments

Round: Test
Experience: I am vinothkumar from Dindugal, I was studied computer engineering in Madurai institute of engineering and technology at sivagangai, I am quality controller in RR DONNELLY at Chennai, my experience 2 years, my family staying in native, my father palanichami he is a former, my mother tamilselvi she is home maker and my one yelder brother Vijayakumar he is driver, I am interested area software engineer, my hobbies are listening music, reading book and news paper, playing and watching cricket
Tips: No comments
Total Questions: 15

Round: Test
Experience: See my mentality
Tips: No comments
Duration: 45 minutes

Round: Group Discussion
Experience: Communication
Tips: No comments

Skills: Communication And Confidence
Anonymous
More about working at BDx Data Centers
  • IT Services & Consulting
  • 51-200 Employees (India)

BDx Data Centers Interview FAQs

How many rounds are there in BDx Data Centers interview?
BDx Data Centers interview process usually has 2 rounds. The most common rounds in the BDx Data Centers interview process are Resume Shortlist, Technical and One-on-one Round.
How to prepare for BDx Data Centers 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 BDx Data Centers. The most common topics and skills that interviewers at BDx Data Centers expect are MySQL, Python, Postgresql, IT Operations Management and Linux.
What are the top questions asked in BDx Data Centers interview?

Some of the top questions asked at the BDx Data Centers interview -

  1. explain Sampling , types of sampling , need of sampl...read more
  2. What is analog and digital input or i/ o ...read more
  3. What is Linear Regressio...read more

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BDx Data Centers Interviews By Designations

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Overall Interview Experience Rating

3.3/5

based on 4 interview experiences

Difficulty level

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Duration

Less than 2 weeks 100%
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BDx Data Centers Reviews and Ratings

based on 28 reviews

4.0/5

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4.0

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3.8

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4.2

Salary

3.9

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3.9

Company culture

4.0

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3.9

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BDx Data Centers Salaries in India
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