Infosys Angular JS Developer Interview Questions and Answers

Networking is the practice of connecting devices together to share resources and information.

• Networking involves the use of hardware and software to connect devices together.

• It allows for the sharing of resources such as printers and files.

• Networking also enables communication between devices, such as sending emails or accessing websites.

• Examples of networking technologies include Ethernet, Wi-Fi, and Bluetooth.

We used a variety of technologies including Java, Spring Boot, React, and MySQL.

• Java was used for the backend development

• Spring Boot was used to create RESTful APIs

• React was used for the frontend development

• MySQL was used as the database management system

Server and client are two entities in a client-server architecture where the server provides services to the client.

• Server is a computer program or device that provides services to other computer programs or devices, known as clients.

• Client is a computer program or device that requests services from a server.

• Examples of servers include web servers, mail servers, and file servers.

• Examples of clients include web browsers

Web wrapping is the process of displaying a website within another website or application.

• It involves embedding a website within an iframe or a div element.

• Web wrapping is commonly used in mobile apps to display web content without leaving the app.

• It can also be used to display content from a different domain on a website.

• Web wrapping can be done using JavaScript or server-side scripting languages.

• Examples of web wrapp...read more

VBA effects on software development

• VBA can automate repetitive tasks in software development

• VBA can be used to create custom functions and add-ins in Excel

• VBA can interact with other Microsoft Office applications

• VBA can be used to create user interfaces for data entry and analysis

• VBA can be used to manipulate data in databases

• VBA can be used to create macros in software applications

A linked list is a linear data structure where each element is a separate object with a pointer to the next element.

• In Java, a linked list is implemented using the LinkedList class in the java.util package.

• LinkedList class provides methods like add(), remove(), get(), etc. to manipulate the list.

• Each element in the list is represented by a node object which contains the data and a reference to the next node.

• Linked list...read more

ACID Properties are a set of properties that ensure database transactions are processed reliably.

• ACID stands for Atomicity, Consistency, Isolation, and Durability.

• Atomicity ensures that a transaction is treated as a single, indivisible unit of work.

• Consistency ensures that a transaction brings the database from one valid state to another.

• Isolation ensures that concurrent transactions do not interfere with each other.

• Du...read more

A deadlock is a situation where two or more processes are unable to proceed due to a circular dependency.

• Deadlock occurs when two or more processes are waiting for each other to release resources.

• To avoid deadlock, use techniques like resource allocation graph, banker's algorithm, and deadlock prevention.

• Resource allocation graph is a visual representation of resource allocation and can help identify potential deadlock...read more

SQL is a relational database while NoSQL is non-relational. MongoDB is preferred for scalability and flexibility.

• SQL is table-based while NoSQL is document-based

• SQL is structured while NoSQL is unstructured

• SQL is vertically scalable while NoSQL is horizontally scalable

• MongoDB is preferred for its ability to handle large amounts of unstructured data and its flexibility in schema design

• MySQL is preferred for its strong A...read more