Efs Facilities Services Data Engineer Interview Questions, Process, and Tips

Q1. How to clean the raw data
Ans. 
Raw data can be cleaned by removing duplicates, handling missing values, standardizing formats, and correcting errors.
• Remove duplicates by identifying unique identifiers and filtering out redundant entries.

• Handle missing values by imputing with mean, median, or mode values or removing rows with missing data.

• Standardize formats by converting data into a consistent format (e.g. date formats, units of measurement).

• Correct...read more
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Q2. How to give relationship for two tables.
Ans. 
To establish a relationship between two tables, use a common key or field that links the records in both tables.
• Use primary and foreign keys to establish relationships between tables.

• Primary key in one table should match the foreign key in another table.

• Types of relationships include one-to-one, one-to-many, and many-to-many.

• Examples: CustomerID in a Customers table can be linked to CustomerID in Orders table.
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Q1. Overall previous site infrastructure details
Ans. 
Previous site infrastructure included data centers, networking equipment, servers, and storage systems.
• Data centers were located in multiple regions for redundancy.

• Networking equipment included routers, switches, and firewalls.

• Servers were a mix of physical and virtual machines.

• Storage systems used SAN and NAS technologies.

• Backup and disaster recovery plans were in place.

• Monitoring tools were used to track performance
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Multiple scenarios of UPS DG CHILLER FAILURES

Q1. How can handle in housekeeping
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Q2. Using chemical and delusion
Ans. 
Chemical and dilution are important aspects of housekeeping supervision.
• Chemicals must be used in the correct dilution to ensure effectiveness and safety.

• Proper labeling and storage of chemicals is crucial.

• Training and education on chemical usage and dilution ratios is necessary for all staff.

• Examples of chemicals used in housekeeping include disinfectants, degreasers, and glass cleaners.
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Q3. How can maintenance documents which document maintenance
Ans. 
Maintenance documents can be documented through a computerized maintenance management system (CMMS).
• CMMS can track maintenance schedules, work orders, and equipment history.

• Maintenance technicians can input data into the system in real-time.

• CMMS can generate reports and alerts for upcoming maintenance tasks.

• Documents can be stored electronically for easy access and retrieval.

• Regularly reviewing and updating maintenance...read more
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Q4. What about yourself Technical skill
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Q1. Houspeeking team working
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Hair and beard must be neatly cut, official dress must be worn, no dance and song clothes will be allowed, must behave like a good boy.

Q1. There will be questions about your work experience
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Q2. Why did you text the previous company?
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Q3. How long have you been with this job?
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Q4. How many people worked with you before, and how to manage them
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Q5. Why did you come here, do you need work or money?
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Q1. What's your hobbies
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Q2. What is bio madical waste
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Q3. And camical dailution
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Q4. How to check discharged room
Ans. 
To check discharged rooms, inspect for cleanliness, ensure all amenities are restocked, check for damages, and update room status.
• Inspect room for cleanliness to ensure it meets standards

• Ensure all amenities are restocked for next guest

• Check for damages or missing items

• Update room status in system to show it is ready for next guest
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My dressup attitude

Q1. How to check discharge room
Ans. 
Discharge rooms should be checked thoroughly to ensure cleanliness and readiness for new guests.
• Inspect all surfaces for cleanliness and dust

• Check for any trash or debris that needs to be removed

• Ensure all amenities are stocked and in good condition

• Verify that linens and towels are fresh and properly arranged

• Check for any maintenance issues that need to be addressed
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