BluSmart Security Guard Interview Questions and Answers

Q1. What you do in your current role.
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Q1. Salary expectation
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Q1. Mechanical Maintenance department
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Q2. Technical experience
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Q1. Mechanical Maintenance
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Q2. Type of maintenance
Ans. 
There are three main types of maintenance: preventive, corrective, and predictive.
• Preventive maintenance involves routine inspections and maintenance to prevent breakdowns.

• Corrective maintenance is performed after a breakdown occurs to restore equipment to working condition.

• Predictive maintenance uses data and analytics to predict when maintenance should be performed based on the condition of the equipment.

• Examples: Ch...read more
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QUant, aptitude, english all in one hour

It was about the road curves and what kind of material we can use for the long durability of road

Q1. Telling about past & present experiences
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Q1. Tell me about yourself.
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Q1. How to handle the situation when you spike in the Volume, Inbound/Outbound
Ans. 
Maintain calm and prioritize tasks based on urgency and importance.
• Assess the situation and determine the cause of the spike

• Delegate tasks to team members based on their strengths

• Communicate with stakeholders to manage expectations

• Implement contingency plans if necessary

• Monitor progress and adjust plans as needed
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Q2. Leadership qualities
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Q1. Explain Joins in SQL?
Ans. 
Joins in SQL are used to combine rows from two or more tables based on a related column between them.
• Joins are used to retrieve data from multiple tables based on a related column between them

• Types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN

• INNER JOIN returns rows when there is at least one match in both tables

• LEFT JOIN returns all rows from the left table and the matched rows from the right table

• ...read more
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Q2. What is Normalisation?
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Normalisation is the process of organizing data in a database to reduce redundancy and improve data integrity.
• Normalisation involves breaking down data into smaller, more manageable tables

• It helps in reducing data redundancy by storing data in a structured way

• It improves data integrity by ensuring that each piece of data is stored in only one place

• Normalization is usually done in multiple stages (1NF, 2NF, 3NF, etc.) t...read more
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Questions mostly revolved around pandas and numpy.

Q1. Tell me about yourself.
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