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Dhanaprakash Industrial Interview Questions and Answers
Dhanaprakash Industrial Interview Experiences
2 interviews found
Selected
I applied via Company Website and was interviewed in Jul 2024. There were 2 interview rounds.
Basic plc programming , techincal question about instrumentation
(5 Questions)
- Q1. What is plc ?
- Ans.
PLC stands for Programmable Logic Controller, a digital computer used for automation of electromechanical processes.
PLC is used to control machinery in industries such as manufacturing, automotive, and food processing.
It uses a programmable memory to store instructions and execute specific functions.
PLCs are designed to withstand harsh industrial environments and operate reliably for long periods of time.
They are progr...
- Q2. How much io plc programming you do in past ?
- Ans.
I have extensive experience in IO PLC programming, including designing, implementing, and troubleshooting various input/output systems.
Designed and implemented IO systems for manufacturing processes
Troubleshooted communication issues between PLC and IO devices
Optimized IO configurations for improved efficiency
Integrated new IO devices into existing PLC systems
- Q3. What is timer and counters ?
- Ans.
Timers and counters are essential components in PLC programming used to control the timing and counting of processes.
Timers are used to control the timing of events in a PLC program.
Counters are used to keep track of the number of times an event has occurred.
Timers can be on-delay, off-delay, or retentive, depending on the application.
Counters can be up counters, down counters, or up/down counters.
Examples: On-delay ti...
- Q4. What is plc scan time and how plc works ?
- Ans.
PLC scan time is the time taken by a PLC to complete one cycle of scanning and executing the program logic.
PLC scan time is influenced by the complexity of the program, number of inputs/outputs, and processing speed of the PLC.
It is important to keep the scan time as short as possible to ensure real-time control of processes.
PLC works by continuously scanning inputs, executing the program logic, and updating outputs ba...
- Q5. Which type of sensors use in heating equipment ?
- Ans.
Various types of sensors are used in heating equipment, including temperature sensors, pressure sensors, flow sensors, and level sensors.
Temperature sensors are commonly used to monitor and control the temperature of heating equipment.
Pressure sensors can be used to ensure proper pressure levels within the heating system.
Flow sensors help in regulating the flow of fluids within the equipment.
Level sensors are used to m...
Interview Preparation Tips
Skills evaluated in this interview
Selected
I applied via Walk-in and was interviewed in Apr 2023. There were 2 interview rounds.
(2 Questions)
- Q1. Cad design have to drow
- Ans.
CAD design involves creating detailed 2D and 3D models for engineering projects using software tools.
Use software like AutoCAD or SolidWorks for precision in designs.
Create 2D sketches as a foundation for 3D modeling.
Incorporate dimensions and tolerances for manufacturing accuracy.
Utilize assemblies to visualize how parts fit together, e.g., a gearbox assembly.
Apply rendering techniques to present realistic views of th...
- Q2. Some load calculation
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Tech Mahindra Foundation
Anonymous
posted on 12 Jul 2021
Interview Questionnaire
1 Question
- Q1. What is data analysis
- Ans.
Data analysis is the process of inspecting, cleaning, transforming, and modeling data to discover useful information.
It involves collecting and organizing data
It includes statistical analysis and data visualization
It helps in making informed decisions and identifying patterns
Examples include market research, customer behavior analysis, and financial analysis
I applied via Walk-in and was interviewed before Dec 2020. There were 5 interview rounds.
Interview Questionnaire
1 Question
- Q1. NEUTRAL AXIS IN RCC STRUCTURE
- Ans.
The neutral axis is the line where the stress is zero in a reinforced concrete structure.
The neutral axis divides the cross-section of the structure into two parts: the compression zone and the tension zone.
The depth of the neutral axis depends on the moment of resistance of the section and the bending moment applied.
The position of the neutral axis affects the amount of reinforcement required in the tension zone.
The n...
Interview Preparation Tips
Software Engineer Interview Questions & Answers
Tech Mahindra Foundation
Anonymous
posted on 21 Jul 2021
I applied via Naukri.com and was interviewed in Jun 2021. There were 4 interview rounds.
Interview Questionnaire
3 Questions
- Q1. About the project and our subject related
- Q2. What is your project?
- Q3. What is java
- Ans.
Java is a high-level, object-oriented programming language used to develop applications for various platforms.
Java is platform-independent and can run on any device with a Java Virtual Machine (JVM)
It is known for its security features and is commonly used for developing enterprise-level applications
Java has a vast library of pre-built classes and APIs that make development faster and easier
Interview Preparation Tips
Skills evaluated in this interview
Software Developer Interview Questions & Answers
Tech Mahindra Foundation
Anonymous
posted on 13 Mar 2022
I applied via Approached by Company and was interviewed in Feb 2022. There were 2 interview rounds.
30 mintues, relationship topics
(5 Questions)
- Q1. What are your salary expectations?
- Ans.
I expect a competitive salary based on my skills, experience, and industry standards.
Research industry standards: For example, according to Glassdoor, the average salary for a Software Developer in my area is $X.
Consider my experience level: With X years of experience, I believe a salary in the range of $Y to $Z is appropriate.
Factor in the company's size and location: Larger companies in tech hubs often offer higher s...
- Q2. What is your family background?
- Q3. Why should we hire you?
- Q4. What are your strengths and weaknesses?
- Q5. Tell me about yourself.
Interview Preparation Tips
I applied via Referral and was interviewed in Jul 2021. There were 3 interview rounds.
Interview Questionnaire
6 Questions
- Q1. All process about linr handling.
- Q2. My answer regarding my line work procedure.
- Q3. Change over process
- Q4. Npi model running
- Q5. Risk production
- Q6. Solder paste about use
- Ans.
Solder paste is a material used in electronics manufacturing to connect components to printed circuit boards.
Solder paste is a mixture of metal alloy particles and flux.
It is applied to the pads on a printed circuit board before components are placed on top.
When heated, the solder paste melts and creates a bond between the component and the board.
Different types of solder paste are used for different applications, such...
Interview Preparation Tips
I applied via Campus Placement and was interviewed in Apr 2024. There were 2 interview rounds.
Duration-60min, topics covered- financial literacy, logical thinking, reasoning and General awareness
(2 Questions)
- Q1. What is the difference between EBIT and EBITDA
- Ans.
EBIT is earnings before interest and taxes, while EBITDA is earnings before interest, taxes, depreciation, and amortization.
EBIT excludes depreciation and amortization expenses, while EBITDA includes them.
EBITDA provides a clearer picture of a company's operating performance by removing the impact of non-operating expenses.
EBIT is commonly used to analyze profitability, while EBITDA is often used to assess a company's ...
- Q2. How decrease of 10% depreciation would affect financial statements
- Ans.
A 10% decrease in depreciation would result in higher net income and retained earnings on the financial statements.
Net income would increase as depreciation expense is lower, leading to higher profits.
Retained earnings would also increase as net income contributes to this account.
The company's assets would appear higher on the balance sheet due to lower accumulated depreciation.
Investors may view the company more favor...
Interview Preparation Tips
I applied via Job Portal and was interviewed in Jan 2023. There were 3 interview rounds.
(1 Question)
- Q1. More than technology,a senior recruiter asks where you stay which gali you stay,which temple is near by,what your husband do,getting into more personal and final he will ask your janam kundali and tell you...
(1 Question)
- Q1. Senior recruiter will ask more personal questions
Interview Preparation Tips
Swathi Agarwal
Selected
I appeared for an interview in Mar 2025, where I was asked the following questions.
- Q1. What is the difference between supervised and unsupervised learning
- Ans.
Supervised learning uses labeled data for training, while unsupervised learning identifies patterns in unlabeled data.
Supervised learning requires labeled datasets, e.g., predicting house prices based on features like size and location.
Unsupervised learning works with unlabeled data, e.g., clustering customers based on purchasing behavior.
In supervised learning, the model is trained to minimize error between predicted ...
- Q2. Explain a project where you used python for data analysis
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Rating in categories
|
Design Engineer
7
salaries
|  ₹2 L/yr - ₹9 L/yr |
|
Automation Engineer
7
salaries
| ₹1.7 L/yr - ₹4.8 L/yr |
|
Production Engineer
6
salaries
| ₹2.5 L/yr - ₹4.6 L/yr |
|
Electrical Maintenance Engineer
4
salaries
| ₹4 L/yr - ₹4 L/yr |
|
Graphic Designer
3
salaries
| ₹2.8 L/yr - ₹6.2 L/yr |
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