Furlenco Interview Questions and Answers for Freshers

Question on dsa and string theory along with oops concepts

Q1. Question on java strings and arrays
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Q1. How can we improve the performance of a Front End System
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Improving Front End System Performance
• Optimize images and reduce their size

• Minimize HTTP requests and use caching

• Use lazy loading for images and videos

• Reduce the number of DOM elements

• Use a Content Delivery Network (CDN)

• Minimize the use of external scripts and plugins

• Use asynchronous loading for scripts

• Optimize CSS and JavaScript files

• Use browser caching

• Implement server-side rendering
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Q2. What is Event Loop and give an example on how it works.
Ans. 
Event Loop is a mechanism that allows JavaScript to handle multiple tasks simultaneously.
• Event Loop is a part of JavaScript runtime that continuously checks the call stack and the task queue.

• It prioritizes the tasks in the queue and pushes them to the call stack when it's empty.

• This allows JavaScript to handle I/O operations and other asynchronous tasks without blocking the main thread.

• Example: setTimeout() function ad...read more
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Q1. Techical questions and coding questions related profile.
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Q2. Basic concepts about your programming skills.
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Q1. Senior taking technical round
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Q1. Manger Taking technical round
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Q1. Salary Discussion
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Q1. DSA - level order traversal, sliding window.
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Q1. Atomic transaction in distributed system
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Atomic transactions ensure that all operations in a transaction are completed successfully or none at all in a distributed system.
• Atomic transactions guarantee that all operations within a transaction are either all successful or all rolled back.

• In distributed systems, atomic transactions are crucial for maintaining data consistency across multiple nodes.

• ACID properties (Atomicity, Consistency, Isolation, Durability) a...read more
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