TCS Analyst Interview Questions, Process, and Tips

Q1. What is autowiring
Ans. 
Autowiring is a feature in Spring framework that allows automatic wiring of dependencies in a Spring bean.
• Autowiring eliminates the need for explicit bean wiring in the Spring configuration file.

• There are different types of autowiring modes in Spring: 'byName', 'byType', 'constructor', 'autodetect'.

• Example: @Autowired annotation is used for autowiring in Spring.
Answered by AI
Add your answer
Q2. What is subquery
Ans. 
A subquery is a query nested within another query in SQL to retrieve data from multiple tables.
• Subqueries are enclosed in parentheses and can be used in SELECT, INSERT, UPDATE, and DELETE statements.

• They can be used to return a single value, multiple values, or a result set.

• Subqueries can be correlated or non-correlated, with correlated subqueries dependent on the outer query.
Answered by AI
Add your answer
Q3. Explain Spring core and solid principle
Ans. 
Spring core is the fundamental part of the Spring framework that provides dependency injection and inversion of control. SOLID principles are a set of five design principles to make software designs more understandable, flexible, and maintainable.
• Spring core provides the core functionality of the Spring framework, including dependency injection and inversion of control.

• Dependency injection allows objects to be loosely ...read more
Answered by AI
Add your answer

Q1. Company basics and salary
Add your answer

The level of question is high

SQL is complex question

Q1. Basic oops concepts
Add your answer
Q2. Inheritance, encapsulation
Add your answer
Q3. Collections and multi threading
Add your answer

Q1. Technology related
Add your answer
Q2. Deep dive into windows linux network
Add your answer

Process view questions