VDA Infosolutions Senior System Administrator Interview Questions and Answers

Q1. Even and odd number index
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Q1. Basic SQL questions Stored procedures Data warehousing
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Q1. 1.Tell about yourself
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Q1. 1. ISO27001, Risk Assement , Audit and PCIDSS, CIA and Cyber security? 2.What is Control Testing?
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Q2. Risk Treatment, Risk Register
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Aptitude test with quant and reasoning and basic English objective type questions

Basic programs on data structure, loops exception handling, API

Q1. General discussion on projects you worked on. Might ask you to explain solution of a given problem. Will also evaluate you on your communication skills
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Q2. Given a production issue , How will you act to the situation
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Q1. Data analyst does
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Q2. Data cleaning means
Ans. 
Data cleaning is the process of identifying and correcting errors or inconsistencies in data to improve its quality.
• Removing duplicate entries

• Correcting spelling errors

• Handling missing values

• Standardizing data formats

• Identifying and removing outliers
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Q1. What difference do you bring
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General appitute question

Q1. What is pointer what is array
Ans. 
A pointer is a variable that stores the memory address of another variable. An array is a collection of similar data types.
• Pointers allow for dynamic memory allocation and manipulation.

• Arrays can be one-dimensional or multi-dimensional.

• Example of pointer: int *ptr = # where num is an integer variable.

• Example of array: char str[10] = {'H', 'e', 'l', 'l', 'o', ' ', 'W', 'o', 'r', 'l', 'd'};
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Q1. Tell me about your self
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Q1. General discussion related to overall experience and technology
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Q1. Technical questions related to Desktop support, Outlook, configurations, onboarding process and salary negotiations.
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