Mu Sigma Interview Questions, Process, and Tips

Q1. Guesstimates and Case questions
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Q2. How to increase the revenue of a company
Ans. 
To increase revenue, a company can focus on increasing sales, reducing costs, expanding into new markets, and improving customer satisfaction.
• Increase sales through targeted marketing and sales strategies

• Reduce costs by optimizing operations and negotiating better deals with suppliers

• Expand into new markets by conducting market research and developing new products or services

• Improve customer satisfaction by providing e...read more
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Just a round of aptitude questions. Not very difficult

A topic would be given by interviewer to be discussed among the group. You have to navigate through the discussion while having a friendly discussion with the group

Basic Aptitude test with moderate level questions and some are tricky

Two moderate level coding questions and one complex coding question

Which one is the best online classes or offline classes

Q1. Explain the difference between equals and == difference in java
Ans. 
Equals method compares the content of objects while == compares the reference of objects in Java.
• Equals method is used to compare the content of two objects in Java.

• == operator is used to compare the reference of two objects in Java.

• Equals method is overridden in most of the classes to provide meaningful comparison.

• Example: String s1 = new String("Hello"); String s2 = new String("Hello"); s1.equals(s2) will return true
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Q2. Explain the 4 pillars of oops concepts in java with examples
Ans. 
The 4 pillars of OOPs concepts in Java are Abstraction, Encapsulation, Inheritance, and Polymorphism.
• Abstraction: Hiding implementation details and showing only necessary information. Example: Abstract class

• Encapsulation: Wrapping data and code into a single unit. Example: Private variables and methods

• Inheritance: Acquiring properties and behavior of a parent class. Example: Child class inheriting from a parent class

• Po...read more
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Q1. He asked about projects
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Q2. HE asked me related to my hobby and intrests
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Q3. Cvbnmxdcfggvbhnjmhgdsdhsdusydwubes
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The first round had Aptitude questions from Quants, Logical and Verbal

The GD was pretty easy you just have to be confident and talk more. We were divided into batches and my batch had 9 people. You will be given a topic to discuss on and who share the best points will be selected for the next round.

Q1. This was my final round. The Personal Interview round. I was asked to tell me about myself, My hobbies, and basic technical questions related to DBMS, SQL and Python and then a HR question
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Q2. Why is Power BI and Tableau used for?
Ans. 
Power BI and Tableau are used for data visualization and business intelligence purposes.
• They help in creating interactive dashboards and reports.

• They allow users to analyze and explore data in a visual format.

• They can connect to various data sources and transform data for analysis.

• They provide features like data filtering, sorting, and aggregation.

• They enable users to share insights and collaborate with others.

• Example:...read more
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Q3. What are the methods used to store and analyze data before the existence of tools such as Excel
Ans. 
Before Excel, data was stored and analyzed using manual methods.
• Data was stored in physical files such as paper documents or index cards.

• Analysis was done manually using tools such as calculators or statistical tables.

• Data was often organized using charts or graphs.

• Data entry was done by hand, which was time-consuming and prone to errors.
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