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I applied via Naukri.com and was interviewed before Jul 2020. There were 5 interview rounds.
Connection pool can be created using libraries like Apache DBCP or HikariCP.
Choose a connection pool library based on your requirements.
Configure the pool size, maximum connections, and other settings.
Create a data source object and set the connection pool properties.
Use the data source object to get connections from the pool.
Close the connections after use to return them to the pool.
OOPS concepts are fundamental to Java programming. They are used in various projects to achieve code reusability and maintainability.
Encapsulation: Used to hide implementation details and protect data integrity.
Inheritance: Used to create a new class from an existing class, inheriting its properties and methods.
Polymorphism: Used to perform a single action in different ways, such as method overloading and overriding.
Ab...
Spring framework was used extensively in the project for dependency injection and MVC architecture.
Used Spring Boot for easy setup and configuration
Implemented Spring Security for authentication and authorization
Utilized Spring Data JPA for database operations
Used Spring MVC for handling HTTP requests and responses
Implemented Spring AOP for logging and exception handling
Hibernate ORM maps tables in database using annotations or XML files.
Use @Entity annotation to map a class to a table
Use @Table annotation to specify the table name
Use @Column annotation to map a field to a column
Use @Id annotation to specify the primary key
Use @GeneratedValue annotation to specify the generation strategy for primary key
Use XML files for mapping if annotations are not preferred
SQL joins are used to combine data from two or more tables based on a related column.
Inner join returns only the matching rows from both tables
Left join returns all rows from the left table and matching rows from the right table
Right join returns all rows from the right table and matching rows from the left table
Full outer join returns all rows from both tables
Cross join returns the Cartesian product of both tables
posted on 3 Mar 2025
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posted on 5 Feb 2021
ETS (Educational Testing Service) is a non-profit organization that develops and administers standardized tests.
ETS develops and administers tests like the GRE, TOEFL, and Praxis exams.
The organization also offers research and assessment services for educational institutions.
ETS uses computer-based testing and scoring for many of its exams.
The organization has faced criticism for its role in the standardized testing in
posted on 20 Nov 2021
I applied via Naukri.com and was interviewed in Oct 2021. There were 3 interview rounds.
posted on 16 Jan 2025
I applied via Naukri.com and was interviewed before Jan 2024. There was 1 interview round.
posted on 5 Apr 2024
I applied via LinkedIn and was interviewed in Mar 2024. There were 2 interview rounds.
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Assistant Manager
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Senior Engineer
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