TCS Architect Interview Questions, Process, and Tips

Q1. What is trigger
Ans. 
A trigger is a special kind of stored procedure that automatically executes when an event occurs in the database management system.
• Triggers can be used to enforce business rules, maintain referential integrity, or audit changes to data.

• Examples of triggers include automatically updating a timestamp when a record is modified, preventing deletion of a record based on certain conditions, or sending an email notification w
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Q2. What is dbms and explain all kinds of normalization in oracle
Ans. 
DBMS stands for Database Management System. Normalization in Oracle is the process of organizing data in a database efficiently.
• DBMS is a software that manages databases, allowing users to store, retrieve, and manipulate data.

• Normalization in Oracle involves organizing data into tables and columns to reduce redundancy and improve data integrity.

• There are different levels of normalization, such as First Normal Form (1NF...read more
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Q1. Explain DW Architecture,
Ans. 
DW Architecture refers to the design and structure of a data warehouse system.
• DW Architecture includes components like data sources, ETL processes, data storage, and data presentation layers.

• It involves designing a schema for organizing data in a way that supports efficient querying and reporting.

• Examples of DW Architecture components include star schema, snowflake schema, and data marts.

• DW Architecture also considers ...read more
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The technical interview was very good, was asked to solve a live problem of transaction management.

Q1. About the roles and responsibilities , day to day huddles. What kind of challenges and situation based development questions related to security, analystics , data mashing , etc with Components Of Apigee
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