Deloitte Interview Questions, Process, and Tips

Q1. How to create deep insert in Odata services
Ans. 
Deep insert in OData services allows creating multiple related entities in a single request.
• Use $batch request to send multiple POST requests in a single call

• Include the related entities in the request payload

• Ensure that the navigation properties are correctly set in the payload
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Q2. Different between an abstract class and interface
Ans. 
Abstract class can have both abstract and non-abstract methods, while interface can only have abstract methods.
• Abstract class can have constructors, fields, and methods, while interface cannot have any implementation.

• A class can only extend one abstract class, but can implement multiple interfaces.

• Abstract classes are used to provide a common base for subclasses, while interfaces are used to define a contract for class...read more
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Q1. What is the most complex object that you have worked upon?
Ans. 
I have worked on a complex SAP implementation project for a multinational corporation.
• Implemented multiple modules including Finance, HR, and Supply Chain Management

• Customized workflows and reports to meet specific business requirements

• Integrated SAP with third-party systems for seamless data exchange
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Q2. What are the ways to expose data to front end
Ans. 
Data can be exposed to front end through APIs, OData services, and direct database connections.
• Using APIs to retrieve data from backend systems

• Exposing data through OData services for easy consumption by front end applications

• Establishing direct database connections to access and display data on the front end
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Q1. Salary negotiations, joining bonus
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Q1. Asked for record cound in different types of joins
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Q2. Lambda function related coding question
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Q3. Window function related queries
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Based on domain and previous work experience questions

Q1. Your learnings from mba and how it is going to be used in their company
Ans. 
My MBA learnings have equipped me with strategic thinking, analytical skills, and leadership abilities that I plan to apply in your company.
• Strategic thinking: I have learned how to analyze market trends, identify opportunities, and develop effective business strategies.

• Analytical skills: My MBA program has honed my ability to analyze data, make informed decisions, and solve complex problems.

• Leadership abilities: Throu...read more
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Q2. Is Gen AI possible to implement in place of ERP
Ans. 
Gen AI cannot fully replace ERP due to different functionalities and purposes.
• Gen AI focuses on artificial intelligence and personalized experiences, while ERP focuses on managing business processes and data.

• ERP systems are essential for integrating various departments and functions within an organization, while Gen AI is more about enhancing customer experiences and decision-making processes.

• While Gen AI can complemen...read more
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QUANTS, LOGICAL,verbal, 2 coding easy

Q1. Dijkstra algorithm for me but for others sorting algos
Ans. 
Dijkstra algorithm is for shortest path, other sorting algos are for arranging data in a specific order.
• Dijkstra algorithm is used to find the shortest path between nodes in a graph.

• Other sorting algorithms like Bubble Sort, Merge Sort, and Quick Sort are used to arrange data in a specific order.

• Sorting algorithms have different time complexities and best use cases depending on the size and nature of the data.
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Q2. DBMS related, SQL injection, Normal forms
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