NTT Data Information Processing Services Senior Technical Associate Interview Questions and Answers

Q1. Communication questions
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Q1. Hardware technical questions
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Q1. Final Round questions
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Q1. Tell me about you
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Q1. Fake Interview, Didn't expect this from virtusa
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Q2. FakeInterviews conducted, Didn;t expect this from virtusa
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Q3. Virtusa Scammers
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Hacker Rank test, problem solving. Java 8

Q1. Java 8 feature related questions.
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Q2. Jvm architecture and memory management
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Q3. Sql self join query and query tuning
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Q4. Spring boot microservices design pattern discussion
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Q1. Problem solving based on java and case study
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Q2. Team handling and management skills
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Q3. Docker and Orchetratetion framework
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Q4. Aws cloud and cicd and related technologies
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Q1. Questions about Interfaces,, Abstract Classes, Multi-Threading, Parallel Programming concepts, SQL Server
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Q1. Questions about Design Patterns, SOLID Principles, Extension Methods, LINQ, Entity Framework
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Q1. Questions about current project and my roles and responsibilities, my salary structure, my aspirations whether I want to be Architect or just Team Lead.
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Q1. My CTC and ECTC, and asked for negotiation, to which I said yes and accepted the compensation they can offer to me. But still offer letter not released without giving any reason.
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Q1. Scenario based question on team handling.
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Q2. Scenario based on clint Communication and responses
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Q1. Sql queries join and left join
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Q1. Introduce yourself
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Q1. Delete vs Drop in sql?
Ans. 
DELETE is used to remove rows from a table while keeping the table structure intact. DROP is used to remove an entire table from the database.
• DELETE is a DML (Data Manipulation Language) command, while DROP is a DDL (Data Definition Language) command.

• DELETE can be rolled back, while DROP cannot be rolled back.

• Example: DELETE FROM table_name WHERE condition; DROP TABLE table_name;
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Q2. Autocalender, duicate vs refrence in power bi
Ans. 
Autocalender creates a date table automatically, while duplicate creates a copy of a table and reference creates a linked table in Power BI.
• Autocalender automatically generates a date table based on the data in your model.

• Duplicate creates a copy of a table with the same data and structure.

• Reference creates a linked table that shares the same data as the original table.

• Autocalender is useful for quickly creating date t...read more
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Q1. SOA vs Micro Service
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SOA focuses on large, monolithic services while Microservices are small, independent services.
• SOA is a centralized architecture with shared services, while Microservices are decentralized with each service having its own database.

• SOA is typically implemented using ESB (Enterprise Service Bus), while Microservices communicate via lightweight protocols like HTTP or messaging queues.

• SOA is more suitable for large enterpri...read more
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