10+ Cognizant Interview Questions and Answers

Key aspects of Water Treatment Technology include filtration, disinfection, and monitoring of water quality.

• Filtration: Removing impurities and particles from water through processes like sedimentation, coagulation, and filtration media.

• Disinfection: Killing or inactivating harmful microorganisms in water using methods like chlorination, UV irradiation, and ozonation.

• Monitoring of water quality: Regular testing and analysis of water to ensure it meets safety standards and reg...read more

Disputes at sites can be handled by effective communication, understanding the root cause, and finding a mutually beneficial solution.

• Listen to both parties and understand their perspectives

• Identify the root cause of the dispute

• Find a mutually beneficial solution

• Document the resolution and communicate it to all parties involved

• Involve higher authorities if necessary

Handling projects involves planning, organizing, executing, and monitoring tasks to achieve project goals.

• Create a project plan with clear objectives, deliverables, and timelines

• Assign tasks to team members based on their skills and availability

• Monitor progress regularly and adjust plans as needed

• Communicate effectively with stakeholders to ensure alignment and manage expectations

• Identify and mitigate risks to minimize project disruptions

• Document project activities and lesson...read more

Pretreatment plant with aeration, chemical dosing, and chlorination is used to treat water before further processing.

• Pretreatment plants are essential in water treatment facilities to remove impurities before the water undergoes further treatment processes.

• Aeration is used to introduce oxygen into the water, promoting the growth of beneficial bacteria that help break down organic matter.

• Chemical dosing involves adding specific chemicals to the water to aid in the removal of c...read more

Different types of water and wastewater technologies include filtration, disinfection, desalination, and wastewater treatment.

• Filtration: Removes impurities and particles from water using physical barriers like sand, carbon, or membranes.

• Disinfection: Kills or inactivates microorganisms in water using methods like chlorination, UV radiation, or ozonation.

• Desalination: Removes salt and minerals from seawater or brackish water to make it drinkable.

• Wastewater treatment: Processe...read more

AAS instrument handling requires proper training and adherence to safety protocols.

• Always wear appropriate personal protective equipment (PPE) when handling AAS instruments.

• Ensure that the instrument is properly calibrated before use.

• Follow the manufacturer's instructions for sample preparation and analysis.

• Regularly clean and maintain the instrument to ensure accurate results.

• Dispose of hazardous waste properly.

• Train all personnel on proper AAS instrument handling procedures...read more

I have 5 years of experience working in the water treatment department, focusing on designing and maintaining mechanical systems for water purification.

• Designed mechanical systems for water purification processes

• Maintained and repaired mechanical equipment used in water treatment

• Collaborated with other departments to ensure efficient water treatment processes

• Implemented new technologies to improve water treatment efficiency

• Ensured compliance with safety and environmental regu...read more

PTP stands for Purchase-to-Pay and ETP stands for Expense-to-Pay. They are processes related to procurement and payment.

• PTP involves the entire process from requisitioning goods or services to making the payment.

• ETP focuses on the payment aspect of the procurement process, including expense reporting and reimbursement.

• Both PTP and ETP are essential for efficient financial management within an organization.

Water is treated through various processes to remove impurities and make it safe for consumption.

• Water treatment involves processes like filtration, disinfection, and sedimentation.

• Common methods of water treatment include chlorination, UV treatment, and reverse osmosis.

• Water treatment plants use chemicals like chlorine and alum to purify water.

• The goal of water treatment is to remove contaminants and pathogens to ensure safe drinking water.

BPO stands for Business Process Outsourcing.

• BPO involves contracting out specific business functions to a third-party service provider.

• Common BPO services include customer support, accounting, and human resources.

• BPO can help companies reduce costs and improve efficiency.

• Examples of BPO providers include Accenture, IBM, and Infosys.

DM plant is used to remove impurities from water by using ion exchange process. Wark refers to the process of regeneration of ion exchange resin.

• DM plant stands for De-mineralization plant

• It is used to remove minerals and impurities from water

• Wark is the process of regeneration of ion exchange resin

• During wark, the resin is cleaned and recharged with ions

• This helps to maintain the efficiency of the DM plant