iTroSys Technologies Interview Questions and Answers

College project was a web application for online shopping.

• Developed using PHP and MySQL

• Implemented features like user registration, product search, cart management, and payment gateway integration

• Followed MVC architecture and OOP principles

• Used HTML, CSS, and JavaScript for front-end design

• Received positive feedback from project evaluation committee

List and Set are both collections in Java. List allows duplicates and maintains order while Set does not allow duplicates.

• List is an ordered collection while Set is an unordered collection

• List allows duplicates while Set does not allow duplicates

• List is implemented by ArrayList, LinkedList, etc. while Set is implemented by HashSet, TreeSet, etc.

• Example: List - ArrayList names = new ArrayList<>(); Set - HashSet uniqueNa

A thread is a lightweight process that can run concurrently with other threads within a program.

• Threads allow for parallelism and can improve performance in certain situations.

• Threads share the same memory space and can communicate with each other.

• Examples of multithreaded programs include web servers and video games.

• Thread synchronization is important to prevent race conditions and ensure data consistency.

Construction refers to the process of building or creating something, typically a physical structure or object.

• Construction involves planning, designing, and executing a project.

• It requires the use of various materials and tools.

• Examples of construction projects include building a house, bridge, or road.

• Construction can also refer to the act of assembling or putting together something, such as a piece of furniture or a