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I applied via Company Website and was interviewed in Jan 2024. There was 1 interview round.
RO (Reverse Osmosis) is a water treatment process that uses a semi-permeable membrane to remove impurities. It involves the use of chemicals, different types of valves, backwashing, and cartridge filter replacement. The product water's pH, chlorine level, and conductivity/TDS vary.
RO is a water treatment process that uses a semi-permeable membrane.
Chemicals are used in RO plants to aid in the treatment process.
Differen...
Turbidity is the measure of the cloudiness or haziness of a liquid caused by suspended particles.
Turbidity is a measure of the clarity of water.
It is caused by suspended particles such as sediment, algae, or organic matter.
Turbidity can be measured using a turbidimeter or by visual observation.
High turbidity levels can indicate water pollution or the presence of harmful substances.
Turbidity is an important parameter in...
CIP stands for Clean-in-Place and is a process used to clean the RO plant equipment without disassembling it.
CIP is performed to remove any accumulated dirt, scale, or bacteria from the RO plant equipment.
During CIP, a cleaning solution is circulated through the system to dissolve and remove contaminants.
CIP helps maintain the efficiency and performance of the RO plant.
CIP is typically done periodically or when there i...
The plant capacity refers to the maximum amount of water that the RO plant can produce in a given time period.
Plant capacity is typically measured in terms of gallons per day (GPD) or liters per hour (LPH).
It is important to consider the demand for water in the area when determining the plant capacity.
Factors such as feed water quality, membrane efficiency, and system design can affect the plant capacity.
For example, a...
The conductivity of sea water varies depending on factors such as temperature and salinity.
The conductivity of sea water is primarily influenced by the concentration of dissolved salts.
Higher salinity levels result in higher conductivity.
Temperature also affects conductivity, with warmer water having higher conductivity.
The average conductivity of sea water is around 50,000 to 60,000 microsiemens per centimeter (µS/cm)...
Chlorine is a chemical used for disinfection in water treatment. It kills harmful microorganisms and prevents the spread of waterborne diseases.
Chlorine is a highly effective disinfectant used in water treatment plants.
It kills bacteria, viruses, and other harmful microorganisms present in the water.
Chlorine dosing ensures the water is safe for consumption and prevents the spread of waterborne diseases.
The dosage of ch...
pH is a measure of acidity or alkalinity. If pH is low, I will take corrective actions to raise it.
Measure the pH using a pH meter or test strips
Identify the cause of low pH, such as acidic feedwater or malfunctioning equipment
Adjust the pH by adding chemicals like lime or soda ash
Monitor the pH regularly to ensure it stays within the desired range
There are several types of bearings used in various applications.
Plain bearings
Rolling element bearings
Jewel bearings
Fluid bearings
Magnetic bearings
Flexure bearings
Thrust bearings
Tapered roller bearings
Spherical roller bearings
Needle roller bearings
Ball bearings
High pressure pumps are used in RO plants to increase the pressure of the feed water.
High pressure pumps are responsible for increasing the pressure of the feed water in RO plants.
They help in pushing the water through the RO membranes, allowing for the separation of impurities.
These pumps are typically designed to handle high pressures, ranging from 150 to 1000 psi.
They are often equipped with multiple stages to achie...
Developed a data pipeline to ingest, clean, and analyze customer feedback data for a retail company.
Designed and implemented ETL processes to extract data from various sources
Used tools like Apache Spark and Python for data processing
Built data models to analyze sentiment and trends in customer feedback
Generated visualizations and reports for stakeholders
Data warehousing in Snowflake is a cloud-based data storage and analytics platform that allows users to store and analyze large volumes of data.
Snowflake provides a centralized repository for storing structured and semi-structured data.
It enables users to run complex queries and perform analytics on large datasets.
Snowflake's architecture separates storage and compute, allowing for scalable and efficient data processin...
Micro partitioning in Snowflake is a feature that allows data to be stored in smaller, more manageable chunks for improved query performance.
Micro partitions are automatically created by Snowflake to store data within a table.
They are immutable and contain a subset of the table's data, making it easier to access and query specific data.
Micro partitions help in optimizing query performance by reducing the amount of data...
Project management methodologies are frameworks used to plan, execute, and manage projects effectively.
Project management methodologies provide a structured approach to project planning, execution, and monitoring.
Common methodologies include Agile, Waterfall, Scrum, and Lean.
Each methodology has its own set of principles, practices, and processes.
Agile focuses on iterative development and flexibility.
Waterfall follows ...
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I applied via Naukri.com and was interviewed in Feb 2024. There were 2 interview rounds.
Mitre frameworks provide a structured approach to categorize and analyze cyber threats, mapping them against known attack techniques.
Mitre frameworks such as ATT&CK provide a comprehensive list of known adversary tactics and techniques.
Security analysts use these frameworks to map observed threats and attacks to specific techniques, aiding in threat intelligence and incident response.
By aligning observed behaviors with...
Developed a mobile app for tracking daily water intake and providing reminders.
Researched user needs and preferences for water intake tracking
Designed user-friendly interface for inputting water consumption
Implemented push notifications for reminding users to drink water
Tested app with focus groups to gather feedback
Optimized app performance for both iOS and Android platforms
I applied via Walk-in and was interviewed in Jun 2024. There were 2 interview rounds.
A standard introduction is required in front of all the candidates, along with answers to some technical questions.
I applied via Naukri.com and was interviewed in Feb 2024. There were 3 interview rounds.
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