Network 18 Business Analyst Interview Questions and Answers

Basic knowledge of the candidates

Program out put and input question

Giveing a situation and ask for the results

Life style questions and skill experience questions

Q1. Tell me about your self
Ans. 
I am a dedicated and detail-oriented professional with a background in marketing and a passion for driving results.
• Background in marketing

• Detail-oriented

• Passion for driving results
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Q1. Find 3rd transaction of user from uber cab dataset
Ans. 
To find the 3rd transaction of a user from the Uber cab dataset.
• Identify the user's transactions in the dataset

• Sort the transactions by date/time

• Select the 3rd transaction of the user
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Q2. Find last quarter ordered product from logistics dataset
Ans. 
To find the last quarter ordered product from logistics dataset.
• Identify the date range for the last quarter

• Filter the dataset for orders within that date range

• Identify the product ordered in the last quarter
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Q1. What are your key strength and area for improvement?
Ans. 
Key strength is leadership and area for improvement is delegation.
• Key strength: Strong leadership skills demonstrated through successful team management and project execution.

• Area for improvement: Delegation skills can be further developed to empower team members and improve efficiency.

• Example: Successfully led a cross-functional team to launch a new product, but could have delegated tasks more effectively to streamlin
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Q2. Walk me through your resume.
Ans. 
I have over 10 years of experience in project management, leading cross-functional teams to successful outcomes.
• Started my career as a project coordinator at XYZ Company

• Promoted to project manager after 2 years

• Led a team of 15 members in the successful implementation of a new software system

• Managed budgets, timelines, and stakeholder communications effectively
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According to skills and experience

Q1. One one round with technical person then manager
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Q2. It's upto your resume and skills
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Q1. Salary discussion and final round with general manager
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Q1. C# abstraction and encapsulation
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Q2. Reflection and indexers in c#
Ans. 
Reflection and indexers in C#
• Reflection allows inspecting and manipulating metadata of types, objects, and assemblies at runtime

• Indexers provide a way to access elements of a class or struct using array-like syntax

• Reflection can be used to dynamically access and invoke indexers
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Q3. Difference between ienumerable and iqueryable
Ans. 
IEnumerable is read-only and forward-only while IQueryable is queryable and can be filtered.
• IEnumerable is used for in-memory collections while IQueryable is used for querying databases.

• IQueryable is more efficient for large datasets as it allows for server-side filtering.

• IQueryable extends IEnumerable and adds additional functionality for querying data sources.

• Example: IEnumerable numbers = new List { 1, 2, 3 }; IQuer
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Q4. Difference between rank and dense rank in c#
Ans. 
Rank assigns unique numbers to each distinct value, while dense rank assigns consecutive numbers to each distinct value.
• Rank and DenseRank are used to assign a unique number to each distinct value in a sorted list.

• Rank assigns a unique number to each distinct value, but leaves gaps for ties.

• DenseRank assigns consecutive numbers to each distinct value, without leaving gaps for ties.

• In C#, Rank and DenseRank are availabl...read more
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Q5. Difference between function and Stored procedure
Ans. 
Functions return a value while stored procedures do not.
• Functions are used to perform a specific task and return a value to the caller.

• Stored procedures are used to execute a set of statements and do not return a value.

• Functions can be used in SQL statements while stored procedures cannot.

• Functions can be called from within stored procedures.

• Functions can be used in expressions while stored procedures cannot.
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Q6. Difference between clustered and non clustered index
Ans. 
Clustered index determines the physical order of data in a table, while non-clustered index has a separate structure.
• Clustered index sorts and stores the data rows in the table based on their key values, while non-clustered index has a separate structure that contains the key values and a pointer to the data row.

• A table can have only one clustered index, while it can have multiple non-clustered indexes.

• Clustered index ...read more
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Q7. Difference between execute scalar and execute nonquery
Ans. 
ExecuteScalar returns single value while ExecuteNonQuery does not return any value.
• ExecuteScalar is used for retrieving a single value from the database, such as a count or sum.

• ExecuteNonQuery is used for executing SQL statements that do not return any value, such as INSERT, UPDATE, DELETE.

• ExecuteScalar returns the first column of the first row of the result set, while ExecuteNonQuery returns the number of rows affecte...read more
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Questions on dp... longest increasing sequence

Q1. Questions on arrays....
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Q2. Questions on stacks... min stack
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