Compass Group Support Services Interview Questions and Answers

Q1. How do you Handle DG sets for good efficiency
Ans. 
Efficient handling of DG sets involves regular maintenance, optimal load management, and monitoring fuel quality.
• Regular maintenance checks, including oil changes and filter replacements, ensure optimal performance.

• Load management is crucial; running DG sets at 70-80% of their capacity maximizes efficiency.

• Implementing automatic transfer switches (ATS) can reduce downtime and improve response time during outages.

• Monito...read more
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Q2. What are you handling in technical
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I manage technical operations, ensuring systems function efficiently and meet safety standards.
• Oversee maintenance of HVAC systems to ensure optimal performance and energy efficiency.

• Implement preventive maintenance schedules for all facility equipment, reducing downtime.

• Conduct regular safety inspections and audits to comply with regulatory standards.

• Coordinate with vendors for technical support and equipment upgrades...read more
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Q3. Transformer safety and working principle
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Transformers use electromagnetic induction to transfer electrical energy, with safety measures to prevent hazards.
• Transformers operate on the principle of electromagnetic induction, converting voltage levels.

• Safety measures include insulation to prevent electrical shorts and overheating.

• Overcurrent protection devices, like fuses or circuit breakers, safeguard against overloads.

• Grounding systems are essential to prevent...read more
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Q4. What is Turbocharger?
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A turbocharger is a device that increases an engine's efficiency and power by forcing extra air into the combustion chamber.
• Turbochargers use exhaust gases to spin a turbine, which compresses incoming air.

• They improve engine performance by increasing horsepower and torque.

• Commonly found in performance cars, trucks, and aircraft engines.

• Examples include the turbocharged Ford EcoBoost engine and the Porsche 911 Turbo.
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Q5. What is Difference between DOL started & Star delta starter?
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DOL and Star Delta starters are methods for starting induction motors, differing in starting current and torque characteristics.
• DOL (Direct On Line) starter connects the motor directly to the power supply, providing full voltage immediately.

• Star Delta starter initially connects the motor in a star configuration, reducing voltage and current during startup.

• DOL is suitable for small motors (up to 5-10 HP) where high star...read more
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Q6. Safety and Compliance
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Q7. How many types of fire systems?
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Fire systems are essential for safety, including detection, suppression, and alarm systems to manage fire hazards effectively.
• Fire Alarm Systems: Detect smoke or heat and alert occupants (e.g., smoke detectors, manual pull stations).

• Fire Suppression Systems: Control or extinguish fires (e.g., sprinkler systems, foam systems).

• Fire Extinguishers: Portable devices for manual fire control (e.g., ABC extinguishers for vario...read more
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Create a website with the given specifications and doing the design by myself

Q1. Tell about myself, experiences, etc
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Q2. Tell technologies I've worked with
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Q1. How many year of facility industry
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Q2. Why you want move from other company
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Q3. Basic and advanced knowledge known.
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Q4. Why you choose only facilities industry
Ans. 
I chose the facilities industry due to my passion for creating efficient and functional spaces.
• Passion for creating efficient and functional spaces

• Interest in optimizing operations and maintenance

• Enjoy working with diverse teams and projects
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Q5. Give the 2 any reasons to work only facilities.
Ans. 
Career growth and impact on organization are two key reasons to work in facilities.
• Opportunity for career advancement through gaining diverse experience in facility management.

• Ability to directly contribute to the success and efficiency of the organization through effective facility operations.

• Examples: Leading facility improvement projects, implementing cost-saving measures, optimizing space utilization.
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Q6. What is your long term and short term goal.
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Q7. After 1 year where you can see yourself and after 10 years.
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Q8. How many educated to cleaning employees in a Month.
Ans. 
The number of educated cleaning employees hired in a month varies depending on the organization's needs and budget.
• The number of educated cleaning employees hired in a month can range from 0 to several dozen, depending on the size of the facility and the level of cleanliness required.

• Some organizations may hire a few educated cleaning employees each month to maintain cleanliness, while others may hire a larger number f...read more
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Q9. What is your salary expectation.
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Q1. Introduction yourself?
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Q2. Tell me about work experience?
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I have over 5 years of experience in administration roles, including managing office operations, coordinating meetings, and handling correspondence.
• Managed office operations to ensure efficiency and productivity

• Coordinated meetings and events, including scheduling, logistics, and communication with participants

• Handled correspondence, including emails, phone calls, and written communication

• Implemented and maintained fil...read more
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Q1. Why are you left previous company?
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Q2. How much expected in a salary?
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Q1. How to allocated budget opex and capex?
Ans. 
Budget allocation involves determining the appropriate distribution of funds between operating expenses (opex) and capital expenses (capex).
• Understand the organization's financial goals and priorities.

• Evaluate the current financial status and performance.

• Consider the long-term impact of investments on the organization.

• Allocate funds based on the nature of expenses - recurring (opex) or one-time (capex).

• Regularly review...read more
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Q2. Which items are under opex and capex?
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Opex includes day-to-day expenses while capex includes long-term investments.
• Opex (Operating Expenses) include costs incurred in the day-to-day running of a business such as salaries, rent, utilities, and office supplies.

• Capex (Capital Expenditures) include investments in long-term assets like property, equipment, and infrastructure.

• Opex is usually deducted in the same year it is incurred, while capex is capitalized an...read more
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Q1. How to close invoice?
Ans. 
To close an invoice, ensure all items are accurately billed, payments are received, and mark the invoice as paid.
• Verify all items on the invoice are accurately billed

• Ensure all payments for the invoice are received

• Mark the invoice as paid in the system

• Send a confirmation to the customer once the invoice is closed
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Q2. How to resolve the dispute invoice?
Ans. 
To resolve a dispute invoice, communicate with the vendor, review the contract terms, and negotiate a resolution.
• Communicate with the vendor to understand their perspective and discuss the discrepancies.

• Review the contract terms and agreements to determine the correct billing amount.

• Negotiate a resolution that is fair and satisfactory to both parties.

• Document all communications and agreements reached for future referen...read more
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Q1. Do you have experience in this field
Ans. 
I have extensive experience in the field, with a strong background in customer service and team collaboration.
• Worked as a steward in a busy restaurant for over 3 years, managing customer orders efficiently.

• Trained new staff on best practices for customer service and teamwork.

• Handled customer complaints effectively, ensuring a positive dining experience.
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Q2. Why you want to join this company
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Q3. What have you achieved with this work
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Q1. Tell me about your self
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Q2. In which software you worked about tools also etc
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Q3. How's your immediate response if any task give it to you
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Q4. What skills you have and how it's helpful in digital marketing
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Q5. Do you have any portfolio
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Q6. You know about compass
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Q7. How this internship program helpful yo you
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Q1. What is a Chiller safety equipment
Ans. 
Chiller safety equipment ensures safe operation and prevents accidents in HVAC systems by monitoring and controlling various parameters.
• Pressure relief valves prevent excessive pressure buildup in the chiller system.

• Low-pressure cutouts shut down the chiller if refrigerant levels drop too low.

• High-temperature cutouts protect against overheating by shutting down the system.

• Flow switches ensure proper water flow through ...read more
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Q2. Previous site Single line diagram
Ans. 
A single line diagram (SLD) illustrates the electrical distribution system in HVAC projects.
• SLDs simplify complex electrical systems into a single line representation.

• They show the connections between various components like transformers, panels, and loads.

• Example: An SLD may depict how power flows from a transformer to multiple HVAC units.

• SLDs are crucial for troubleshooting and maintenance, providing a clear overview...read more
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Q3. Types of STP
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STP refers to Standard Temperature and Pressure, commonly used in scientific contexts to define conditions for gas measurements.
• STP is defined as 0 degrees Celsius (273.15 K) and 1 atmosphere (101.325 kPa) of pressure.

• Used in chemistry to calculate gas volumes and reactions, e.g., 22.4 liters of gas at STP for one mole.

• Different organizations may have slightly varying definitions, such as NIST using 20 degrees Celsius.

• ...read more
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Q4. Working principle of DG
Ans. 
A diesel generator (DG) converts diesel fuel into electrical energy through combustion and mechanical processes.
• Diesel engines operate on the four-stroke cycle: intake, compression, power, and exhaust.

• Fuel is injected into the combustion chamber, igniting due to high pressure and temperature.

• The expanding gases from combustion push the piston, converting chemical energy into mechanical energy.

• The mechanical energy turn...read more
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Q5. Parts of transformer
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A transformer consists of key components that facilitate the transfer of electrical energy between circuits.
• Core: Made of laminated silicon steel to reduce energy losses.

• Windings: Primary and secondary coils that transfer energy; e.g., copper or aluminum wire.

• Insulation: Materials like oil or paper that prevent short circuits between windings.

• Tap changer: Adjusts voltage levels by changing the number of turns in the wi...read more
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Q6. AHU troubleshooting
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Q7. Types of breaker
Ans. 
Breakers protect electrical circuits from overloads and short circuits, ensuring safety and reliability in HVAC systems.
• 1. Circuit Breakers: Automatically switch off to prevent overloads (e.g., standard residential breakers).

• 2. Ground Fault Circuit Interrupters (GFCI): Protect against ground faults, commonly used in wet areas (e.g., bathrooms).

• 3. Arc Fault Circuit Interrupters (AFCI): Detect arc faults to prevent elect...read more
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Q8. Block diagram of ups
Ans. 
A UPS block diagram illustrates the components and flow of power in an uninterruptible power supply system.
• Input Stage: Connects to the main power supply.

• Rectifier: Converts AC to DC for battery charging.

• Battery: Stores energy for backup power.

• Inverter: Converts DC back to AC for output.

• Output Stage: Supplies power to connected devices.
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