WNS Backend Associate Interview Questions and Answers

DBMS stands for Database Management System. Yes, I am aware of MySQL.

• DBMS is a software that manages databases, allowing users to interact with the data stored within them.

• MySQL is a popular open-source relational database management system.

• DBMS provides functionalities like data storage, retrieval, update, and deletion.

• MySQL uses SQL (Structured Query Language) for querying and managing the database.

• DBMS ensures data

Relational database is a type of database that stores and provides access to data points that are related to one another.

• Organizes data into tables with rows and columns

• Uses structured query language (SQL) to manipulate data

• Establishes relationships between tables using keys (primary and foreign keys)

• Examples: MySQL, PostgreSQL, Oracle Database

It depends on my current salary and the market standards.

• I would like to discuss my current salary and the market standards to understand the reasoning behind the 30% hike without level up.

• If my current salary is already high and the market standards are low, then a 30% hike without level up may be reasonable.

• However, if my current salary is low and the market standards are high, then a 30% hike without level up may no...read more

Backend work on software involves developing and maintaining the server-side of an application.

• Backend work involves writing code that runs on the server-side of an application

• It includes developing APIs, managing databases, and handling server-side logic

• Examples of backend technologies include Node.js, Ruby on Rails, and Django

• Backend work is crucial for ensuring the smooth functioning of an application