30+ Dheeraj Realty Interview Questions and Answers

ROI can be calculated by dividing the net profit from the training program by the total cost of the program and multiplying by 100.

• Calculate the net profit by subtracting the total cost of the program from the revenue generated as a result of the training.

• Divide the net profit by the total cost of the program.

• Multiply the result by 100 to get the ROI percentage.

• For example, if the training program cost $10,000 and generated $20,000 in revenue, the net profit would be $10,000....read more

Breakdowns in chillers can be caused by various factors such as electrical issues, refrigerant leaks, and mechanical failures.

• Electrical issues such as faulty wiring or blown fuses can cause breakdowns in chillers.

• Refrigerant leaks can occur due to corrosion or damage to the chiller's components.

• Mechanical failures such as worn out bearings or broken belts can also cause breakdowns in chillers.

• Dirty or clogged filters can cause the chiller to work harder and eventually breakd...read more

Validation ensures that a process or system meets the intended requirements, while qualification ensures that the equipment or system is installed and operates correctly.

• Validation is focused on the process or system, while qualification is focused on the equipment or system.

• Validation ensures that the process or system meets the intended requirements, while qualification ensures that the equipment or system is installed and operates correctly.

• Validation is typically performe...read more

Pressure differential is the difference in air pressure between two points in an HVAC system.

• It is important for maintaining proper airflow and ventilation.

• It can be measured using a manometer.

• A high pressure differential can indicate a clogged filter or duct.

• A low pressure differential can indicate a malfunctioning fan or blower.

• It is often used in cleanroom environments to prevent contamination.

A typical water system diagram includes a water source, treatment plant, distribution network, and end-users.

• Water source can be a river, lake, or groundwater well

• Treatment plant removes impurities and disinfects water

• Distribution network includes pipes, pumps, and storage tanks

• End-users can be residential, commercial, or industrial

• Backflow prevention devices are installed to prevent contamination

There are two main types of compressors: positive displacement and dynamic.

• Positive displacement compressors work by trapping air in a chamber and reducing the volume of the chamber to compress the air. Examples include reciprocating, rotary screw, and rotary vane compressors.

• Dynamic compressors work by imparting velocity to the air and then converting that velocity into pressure. Examples include centrifugal and axial compressors.

• Compressors can also be categorized as oil-fr...read more

Porter's model can be applied to compare B-Schools based on factors like competitive rivalry, bargaining power of students, threat of new entrants, etc.

• Competitive rivalry: Analyze the intensity of competition among B-Schools in terms of rankings, faculty, curriculum, etc.

• Bargaining power of students: Evaluate the influence students have in terms of fees, scholarships, placement opportunities, etc.

• Threat of new entrants: Assess the ease or difficulty for new B-Schools to ente...read more

There are several types of pumps including centrifugal, positive displacement, and axial flow pumps.

• Centrifugal pumps use a rotating impeller to create a flow of fluid.

• Positive displacement pumps move fluid by trapping a fixed amount and forcing it through the discharge port.

• Axial flow pumps move fluid parallel to the pump shaft.

• Other types of pumps include reciprocating pumps, peristaltic pumps, and jet pumps.

There are various types of guidelines used in the pharmaceutical industry.

• Good Manufacturing Practices (GMP)

• Good Laboratory Practices (GLP)

• Good Clinical Practices (GCP)

• International Conference on Harmonization (ICH) guidelines

• Quality by Design (QbD)

• Process Analytical Technology (PAT)

• Risk Management Plans (RMP)

• Standard Operating Procedures (SOPs)

The first troubleshooting step is to check the network connection and restart the system.

• Check network cables and connections

• Restart the system

• Check for any software updates or firewall settings

• Try accessing the internet from another device

• Contact the internet service provider

There are various types of seals used in different industries and applications.

• Mechanical seals: used to prevent leakage between rotating and stationary parts, commonly used in pumps and compressors.

• Hydraulic seals: used to prevent fluid leakage in hydraulic systems, commonly used in cylinders and valves.

• O-ring seals: used to create a seal between two mating surfaces, commonly used in plumbing and automotive applications.

• Gasket seals: used to create a seal between two flat su...read more

The divisibility rule of 3 states that a number is divisible by 3 if the sum of its digits is divisible by 3.

• To prove the divisibility rule of 3, we need to show that any number that satisfies the rule is indeed divisible by 3.

• The rule states that if the sum of the digits of a number is divisible by 3, then the number itself is divisible by 3.

• For example, let's take the number 123. The sum of its digits is 1 + 2 + 3 = 6, which is divisible by 3. Therefore, 123 is divisible by...read more

DMart is a popular retail chain in India offering a wide range of products at affordable prices.

• DMart was founded in 2002 by Radhakishan Damani

• It has over 200 stores across India

• DMart offers products in categories such as groceries, household items, electronics, and clothing

• The company is known for its low prices and high-quality products

• DMart has a loyal customer base and is expanding rapidly

Enthalpy is the sum of internal energy and the product of pressure and volume.

• Enthalpy is a thermodynamic property of a system.

• It is represented by the symbol 'H'.

• It is defined as the sum of internal energy and the product of pressure and volume.

• Enthalpy change is the heat absorbed or released during a chemical reaction.

• Enthalpy is used in various fields including chemistry, physics, and engineering.

Porter's model is a framework for analyzing the competitive forces in an industry.

• Porter's model, also known as Porter's Five Forces, was developed by Michael Porter in 1979.

• It helps identify the attractiveness and profitability of an industry by analyzing five competitive forces: threat of new entrants, bargaining power of buyers, bargaining power of suppliers, threat of substitute products or services, and intensity of competitive rivalry.

• For example, in the airline industr...read more

HVAC stands for Heating, Ventilation, and Air Conditioning.

• HVAC is a system used for regulating temperature, humidity, and air quality in buildings.

• It includes components such as furnaces, air conditioners, ductwork, and thermostats.

• HVAC systems can be found in residential, commercial, and industrial buildings.

• Proper maintenance of HVAC systems is important for energy efficiency and indoor air quality.

Boiler efficiency is the ratio of energy output to energy input.

• Efficiency is important for reducing fuel consumption and costs.

• Factors affecting efficiency include combustion efficiency, thermal efficiency, and fuel-to-steam efficiency.

• Regular maintenance and cleaning can improve efficiency.

• For example, reducing excess air can improve combustion efficiency.

• Another example is using economizers to recover heat from flue gases and preheat feedwater.

• Efficiency can be measured us...read more

Preparing a budget for engineering involves analyzing project requirements, estimating costs, and allocating resources.

• Analyze project requirements to determine the scope and scale of engineering work

• Estimate costs for materials, equipment, labor, and any additional expenses

• Consider factors like project timeline, quality standards, and regulatory requirements

• Allocate resources effectively to ensure optimal utilization and cost efficiency

• Regularly monitor and track expenses to...read more

Line clearance check points are critical to ensure product quality and safety.

• Line clearance should be performed before starting any new activity or batch.

• All equipment, tools, and surfaces should be cleaned and sanitized.

• Personnel should wear appropriate PPE and follow proper hygiene practices.

• Documentation of line clearance should be maintained for audit purposes.

• Examples of line clearance check points include cleaning of mixing vessels, verification of batch records, and i...read more

Sandmeyer reaction is a substitution reaction that converts an aryl diazonium salt into various functional groups.

• Sandmeyer reaction is named after the Swiss chemist Traugott Sandmeyer.

• It involves the conversion of an aryl diazonium salt into a new functional group.

• Common functional groups formed in Sandmeyer reactions include halides, cyanides, and hydroxyl groups.

• The reaction proceeds through the formation of a diazonium intermediate, which then undergoes substitution with ...read more

Chemical reactions involve the breaking and forming of chemical bonds to create new substances. NMR and mass spectroscopy are analytical techniques used to study these reactions.

• Chemical reactions involve the breaking and forming of chemical bonds between atoms.

• Nuclear Magnetic Resonance (NMR) spectroscopy is used to study the structure and dynamics of molecules by analyzing the magnetic properties of atomic nuclei.

• Mass spectrometry is a technique used to identify the chemica...read more

I have handled multiple projects and followed a structured flow of analysis.

• I have experience in analyzing business requirements and creating functional specifications.

• I have worked on projects related to process improvement, system implementation, and data analysis.

• I follow a structured approach to analysis, starting with understanding the business problem, gathering requirements, creating use cases, and developing test cases.

• I have experience in using tools such as JIRA, Co...read more

OOPs (Object-Oriented Programming) is a programming paradigm that uses objects to represent and manipulate data.

• OOPs focuses on creating reusable code by organizing data and behavior into objects.

• It provides concepts like encapsulation, inheritance, and polymorphism.

• Encapsulation hides the internal details of an object and provides a public interface.

• Inheritance allows creating new classes based on existing ones, inheriting their properties and behaviors.

• Polymorphism enables ...read more

SQL is a programming language used for managing and manipulating relational databases.

• SQL stands for Structured Query Language

• Used to retrieve, update, and manage data in relational databases

• Commonly used in data analysis, data manipulation, and data reporting

• Examples: SELECT * FROM table_name, INSERT INTO table_name VALUES (value1, value2)

Reverse phase HPLC is a chromatographic technique used to separate non-polar compounds based on their hydrophobicity.

• Reverse phase HPLC uses a non-polar stationary phase and a polar mobile phase.

• Non-polar compounds elute first, while polar compounds are retained longer.

• It is commonly used in pharmaceutical analysis to determine drug purity and impurities.

• Example: Separation of a mixture of non-polar drugs like benzodiazepines.

Emergency handling procedure involves immediate response, assessment, and appropriate action to mitigate risks and ensure safety.

• Establish clear communication channels and emergency contact information.

• Train employees on emergency protocols and procedures.

• Conduct regular drills and simulations to practice emergency response.

• Develop contingency plans for various emergency scenarios.

• Ensure availability of necessary emergency equipment and resources.

• Coordinate with relevant auth...read more

Power BI is a business analytics tool by Microsoft that provides interactive visualizations and business intelligence capabilities.

• Power BI allows users to connect to a wide variety of data sources and create interactive reports and dashboards.

• Users can easily share their insights with others and collaborate in real-time.

• It offers features like data modeling, data preparation, and data visualization to help organizations make data-driven decisions.

• Power BI integrates with oth...read more

The cycle of business analysis involves identifying business needs, gathering and analyzing data, proposing solutions, and implementing them.

• Identify business needs and goals

• Gather and analyze data

• Propose solutions and recommendations

• Implement solutions and monitor progress

• Evaluate effectiveness and make adjustments

• Repeat cycle as necessary

• Example: A business analyst identifies a need for a new software system, gathers data on user requirements, proposes a solution, oversees ...read more

Mechanism of reactions refers to the step-by-step process by which a chemical reaction occurs.

• Mechanism of reactions involves the breaking and forming of chemical bonds.

• It includes the identification of intermediates and transition states.

• Understanding the mechanism of a reaction can help predict the outcome of the reaction and optimize reaction conditions.

• Examples include SN1 and SN2 reactions in organic chemistry and the Krebs cycle in biochemistry.

DSA stands for Data Structures and Algorithms.

• DSA is a field of computer science that deals with the study of data structures and algorithms.

• It is used to solve complex problems and improve the efficiency of computer programs.

• Examples of data structures include arrays, linked lists, trees, and graphs.

• Examples of algorithms include sorting, searching, and graph traversal.

• DSA is an important topic for software engineers to understand and apply in their work.

Buchwald coupling reaction is a palladium-catalyzed cross-coupling reaction used in organic synthesis to form carbon-carbon bonds.

• Involves coupling of an aryl halide with an arylboronic acid in the presence of a palladium catalyst and a base

• Commonly used in the synthesis of biaryl compounds

• Named after its discoverer, Stephen L. Buchwald

• Provides a versatile method for the formation of carbon-carbon bonds in organic molecules

RERA details refer to the Real Estate Regulatory Authority regulations governing residential sales.

• RERA details include regulations related to project registration, sales agreements, and disclosure of project details.

• Developers must register their projects with RERA before advertising or selling residential units.

• Buyers are entitled to certain protections under RERA, such as timely delivery of the property and accurate project information.

• Non-compliance with RERA regulations ...read more

Floor plan is a detailed layout or blueprint of a physical space, typically used in real estate or construction.

• Floor plan shows the arrangement of rooms, walls, doors, windows, and other features in a building.

• It helps visualize the spatial organization and flow of a space before construction or renovation.

• Floor plans are commonly used in real estate listings to give potential buyers an idea of the property's layout.

• They are also used by architects and interior designers to ...read more