Novotel Hyderabad Airport Interview Questions and Answers

Q1. Introduce yourself & previous experience .
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Q2. Understanding about the company
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Q1. General Self Interview
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Q2. Previous company information
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Q1. General questions
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Q1. Python difference between list and dictionary
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List is an ordered collection of elements while dictionary is an unordered collection of key-value pairs.
• Lists are accessed by index while dictionaries are accessed by keys.

• Lists can contain duplicate values while dictionaries cannot have duplicate keys.

• Lists are enclosed in square brackets [] while dictionaries are enclosed in curly braces {}.

• Example: list = [1, 2, 3] and dictionary = {'a': 1, 'b': 2, 'c': 3}
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Q2. Sql what is window function
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Window functions in SQL are used to perform calculations across a set of rows that are related to the current row.
• Window functions are used to calculate values based on a subset of rows within a larger result set.

• They allow you to perform calculations across rows that are related to the current row.

• Examples of window functions include ROW_NUMBER, RANK, DENSE_RANK, and NTILE.

• Window functions are often used in conjunctio...read more
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Q1. Basic technical things about
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Q1. Basic salary expectations
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Q1. About VFD and Motors, speed calculation, Transformer
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Q1. Tell me something about yourself
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Q2. Questions related to your resume
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Q1. Aim of Clearification,role of so2
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Clearification aims to remove impurities from a substance. SO2 is used as a preservative and antioxidant.
• Clearification is the process of removing impurities from a substance, such as wine or juice.

• SO2, or sulfur dioxide, is commonly used in the food and beverage industry as a preservative and antioxidant.

• SO2 can also be used in the clearification process to prevent oxidation and microbial growth.

• The amount of SO2 used...read more
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Q2. All the parameters, reason behind heating of juice at particular temperature.
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Heating of juice at a particular temperature is done to ensure safety and quality.
• Heating destroys harmful microorganisms and enzymes that can spoil the juice.

• It also helps in preserving the juice for a longer period of time.

• The temperature and duration of heating depend on the type of juice and its pH level.

• For example, apple juice is heated at 88°C for 30 seconds, while orange juice is heated at 95°C for 15 seconds.

• H...read more
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Q3. How much oxygen and how much air will be required to burn 1 kg sulfur
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To burn 1 kg of sulfur, 2.66 kg of oxygen and 8.66 kg of air will be required.
• Sulfur requires oxygen to burn and forms sulfur dioxide (SO2) gas.

• The balanced chemical equation for the combustion of sulfur is: S + O2 -> SO2

• The molar mass of sulfur is 32 g/mol, and the molar mass of oxygen is 32 g/mol.

• The molar mass of air is approximately 29 g/mol.

• Using stoichiometry, we can determine the amount of oxygen and air require...read more
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Which one is more important globalization or nature