Centre for Development of Advanced Computing Project Engineer Interview Questions, Process, and Tips

Q1. Explain about how to secure database
Ans. 
Securing a database involves implementing access controls, encryption, regular backups, and monitoring for suspicious activity.
• Implement strong access controls to restrict unauthorized access to the database

• Use encryption to protect sensitive data both at rest and in transit

• Regularly backup the database to prevent data loss in case of a security breach

• Monitor the database for any suspicious activity or unauthorized acc...read more
Answered by AI
Add your answer
Q2. Explain spring security
Ans. 
Spring Security is a powerful and customizable authentication and access control framework for Java applications.
• Provides comprehensive security services for Java EE-based enterprise software applications

• Supports authentication, authorization, and protection against common security vulnerabilities

• Integrates with Spring Framework for seamless configuration and usage

• Allows for custom security configurations and extension...read more
Answered by AI
Add your answer

Q1. Microcontroller,operating system,device driver,c programming
Add your answer

Q1. Questions related to project
Add your answer

Q1. Core Java Question like HashMap, List, Threads, Static keyword, HashTable, Exception concept
Add your answer
Q2. Spring MVC life cycle, Spring boot execution , GET, POST concept, REST API concept
Add your answer

Q1. Sql join conditions
Ans. 
SQL join conditions are used to combine rows from two or more tables based on a related column between them.
• Use JOIN keyword to combine rows from two or more tables based on a related column

• Specify the join condition using ON keyword followed by the column names

• Types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN
Answered by AI
Add your answer
Q2. Procedure stored procedure
Ans. 
A stored procedure is a set of SQL statements that can be saved and reused in a database management system.
• Stored procedures help improve performance by reducing network traffic and improving security.

• They can be used to encapsulate business logic for reuse.

• Stored procedures can accept input parameters and return output parameters or result sets.

• Examples: CREATE PROCEDURE, EXECUTE PROCEDURE.
Answered by AI
Add your answer

Q1. Solving ques in python
Add your answer

Q1. Basic ml ques,data visualisation ques
Add your answer

Q1. Explain OOPS concept
Ans. 
OOPS concept stands for Object-Oriented Programming System. It is a programming paradigm based on the concept of objects.
• OOPS focuses on creating objects that contain data in the form of attributes and code in the form of methods.

• Encapsulation, Inheritance, Polymorphism, and Abstraction are the four main principles of OOPS.

• Encapsulation refers to the bundling of data and methods that operate on the data into a single u...read more
Answered by AI
Add your answer
Q2. Diff between shallow copy and deep copy
Ans. 
Shallow copy only copies the references of objects, while deep copy creates new copies of objects.
• Shallow copy creates a new object but does not duplicate the nested objects within it.

• Deep copy creates a new object and also duplicates all the nested objects within it.

• Example: Shallow copy - copying a list of objects only copies the references to those objects. Deep copy - creates new copies of all objects in the list.
Answered by AI
Add your answer

Basic aptitude questions

Q1. Basic core java and dbms questions were asked sql commands types, exception handling, package scope
Add your answer

Q1. Basics questions related to relocation.
Add your answer