TCS Interview Questions, Process, and Tips

Q1. What is oops, why java is not 100% object oriented?
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Q1. Basic overview of hadoop
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Q2. Hive and pyspark question bascis
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It was TCS NQT exam at centre

Q1. SQL Queries related to Join
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Q1. Future goals and where do u see yourself in 5 years.
Ans. 
My future goal is to become a lead System Engineer and contribute to innovative projects. In 5 years, I see myself leading a team and implementing cutting-edge technologies.
• Continue to enhance my technical skills and knowledge in system engineering

• Take on more leadership roles and responsibilities within the team

• Work on challenging projects that push the boundaries of technology

• Attend relevant training and certificatio...read more
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Q1. What are the lifecycle hooks in Angular and how do they function?
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Lifecycle hooks in Angular allow developers to tap into key events in a component's lifecycle for custom behavior.
• ngOnInit: Called once after the first ngOnChanges. Ideal for initialization logic. Example: Fetching data from a service.

• ngOnChanges: Invoked before ngOnInit and whenever one or more data-bound input properties change. Example: Reacting to input changes.

• ngDoCheck: Called during every change detection run. U...read more
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Q2. What is data binding?
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Data binding is a technique that connects UI elements to data sources, enabling automatic data synchronization.
• Two types: One-way binding (UI updates from data) and two-way binding (data updates from UI).

• Example of one-way binding: Displaying user names from a database in a list.

• Example of two-way binding: A form where user input updates the underlying data model in real-time.

• Commonly used in frameworks like Angular, R
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