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Academic projects and from the resume about skills
I use technology to design, develop, and test software applications for various engineering projects.
I utilize programming languages such as Java, C++, and Python to write code for software applications.
I use tools like Git for version control and collaboration with team members.
I employ testing frameworks like JUnit for unit testing and Selenium for automated testing.
I leverage IDEs like IntelliJ IDEA and Eclipse for ...
I applied via Campus Placement and was interviewed before Mar 2023. There were 2 interview rounds.
Basic logical reasoning questions and some other non-technical questions
I applied via Recruitment Consultant and was interviewed in Jul 2019. There were 3 interview rounds.
Two way binding in Angular allows automatic synchronization of data between the model and the view.
Two way binding is achieved using the ngModel directive.
Changes made in the view are automatically reflected in the model and vice versa.
It simplifies the code and reduces the need for manual event handling.
Example:
Express is a web application framework for Node.js. RESTful API is an architectural style for building web services.
Express is a popular framework for building web applications using Node.js
It provides a set of features for handling HTTP requests and responses
RESTful API is an architectural style for building web services that use HTTP methods to perform CRUD operations
It uses standard HTTP methods like GET, POST, PUT,...
Node is asynchronous, meaning it can handle multiple requests at once without blocking the main thread.
Node uses an event-driven, non-blocking I/O model
Callbacks are used to handle asynchronous operations
Example: Reading a file using fs module
Example: Making an HTTP request using http module
Synchronous data in Node.js can be handled using callbacks or promises.
Use callbacks to handle synchronous data in Node.js
Promises can also be used to handle synchronous data
Avoid using synchronous code in Node.js as it can block the event loop
CRUD stands for Create, Read, Update, and Delete. It refers to the basic operations performed on a database.
Create - inserting new data into the database
Read - retrieving data from the database
Update - modifying existing data in the database
Delete - removing data from the database
CRUD operations are essential for managing data in a database
Examples include adding a new user, updating a product's price, or deleting a cu
MongoDB is better suited for handling unstructured data and offers better scalability and performance compared to MySQL.
MongoDB is a NoSQL database that allows for flexible and dynamic schema design.
MongoDB is better suited for handling large amounts of unstructured data, such as social media posts or sensor data.
MongoDB offers better scalability and performance compared to MySQL, especially for write-heavy application...
Observables are a way to handle asynchronous data streams in Angular.
Observables are similar to Promises but can emit multiple values over time.
They can be created using the RxJS library.
They are often used for handling HTTP requests and real-time data updates.
Operators can be used to transform, filter, and combine observables.
Subscriptions are used to listen to the emitted values and handle errors and completion.
A callback is a function passed as an argument to another function, which is then invoked inside the outer function.
Callbacks are used to execute code asynchronously, such as when an event occurs or when data is retrieved from a server.
They are commonly used in JavaScript for event handling, AJAX requests, and timers.
Callbacks can also be used for error handling, allowing the caller to handle errors that occur inside t...
Trois Infotech interview questions for popular designations
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I was interviewed in Jan 2025.
A sequence was provided: 4181, 2684, 1597, 987, 610.
first 2 are given and write code for other value calculation using java 8
The second question required writing a reverse of a palindrome using both Java 8 streams. I was able to successfully write both and clear the first round.
Java 17 introduces sealed classes to restrict inheritance and improve code maintainability.
Sealed classes are declared using the 'sealed' keyword followed by the permitted subclasses.
Subclasses of a sealed class must be either final or sealed themselves.
Errors may occur when trying to extend a sealed class with a non-permitted subclass.
Implementation of 'notify me if item is back in stock' feature in an ecommerce application
Create a database table to store user notifications for out-of-stock items
Implement a service to check item availability and send notifications to subscribed users
Provide a user interface for users to subscribe to notifications for specific items
posted on 6 Jan 2025
I applied via Naukri.com and was interviewed in Dec 2024. There was 1 interview round.
I applied via Company Website and was interviewed in Nov 2024. There were 13 interview rounds.
Google primarily focuses on pure data structures and algorithms-based questions during coding interviews. Other computer science core topics are typically not covered in Google's interviews. Therefore, it is essential to be proficient in data structures and algorithms to succeed in the Google coding interview.
An aptitude test is a tool used to evaluate a person's skills, abilities, and potential for success in a specific role or activity.
Group discussion is a process of exchanging ideas and opinions among individuals on a specific topic. It is a structured form of communication in which participants have the opportunity to express their views while also listening to others' perspectives on the same subject.
An assignment is a task or piece of work that you are given to complete, particularly as part of your job or studies. The assignment for the course includes written assignments and practical tests, similar to tasks, work, jobs, or charges.
A case study is a detailed description and assessment of a specific situation in the real world, created for the purpose of deriving generalized insights and understanding. It can focus on an individual, a group of people, an organization, or an event, among other subjects.
SCD Type 2 implementation involves tracking historical changes in data by creating new records for each change.
Identify the columns that need to be tracked for changes
Add effective start and end dates to track the validity of each record
Insert new records for changes and update end dates for previous records
Maintain a surrogate key to uniquely identify each version of the record
I can join the team within 2 weeks.
I can start within 2 weeks of receiving the offer.
I need to give notice to my current employer.
I may need to relocate, which could affect my start date.
posted on 2 Feb 2025
based on 3 interviews
Interview experience
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