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Event bubbling is the propagation of an event from the innermost child element to the outermost parent element.
Events triggered on a child element will also trigger on its parent elements
The event travels up the DOM tree until it reaches the document object
Can be stopped using event.stopPropagation()
Can be useful for event delegation
The .on('click',function() is a more flexible method than .click(function())
The .on() method can handle multiple events and selectors
The .click() method can only handle one event and one selector
The .on() method can also handle dynamically added elements
The .click() method cannot handle dynamically added elements
Function to check if two strings are anagram or not
Create two character arrays from the strings
Sort the arrays
Compare the sorted arrays
Function to determine the order of integers in an array.
Check first and last element to determine if increasing or decreasing
Check for inflection point to determine if order changes
Return order type as string
Optimize images, minify code, reduce HTTP requests, use caching, and lazy loading.
Optimize images using compression and appropriate file formats
Minify code to reduce file size and improve load times
Reduce HTTP requests by combining files and using sprites
Use caching to store frequently accessed data locally
Implement lazy loading to defer loading of non-critical resources
Design a database schema for a movie site with user ratings and recommendations.
Create tables for movies, users, ratings, and recommendations
Use foreign keys to link tables
Include columns for movie genre and user watch history
Algorithm for recommendations can use user watch history and ratings to suggest similar movies
Function to simulate dice roll with equal probability without using random function
Use a toss function that returns either 0 or 1 with equal probability
Call the toss function 3 times and convert the result to a binary number
If the binary number is greater than 0 and less than or equal to 6, return it
If the binary number is greater than 6, repeat the process
Query to fetch duplicate email from table
Use GROUP BY and HAVING clause to filter out duplicates
SELECT email, COUNT(*) FROM table_name GROUP BY email HAVING COUNT(*) > 1;
This will return all the duplicate emails in the table
I applied via Approached by Company and was interviewed in May 2024. There were 4 interview rounds.
It was a 1.5-hour coding test. We were given three DSA questions to solve. Two of them were Easy to Medium problems and the third one was Medium to Hard question.
The search page of a video streaming app should allow users to easily search for and discover content.
Include a search bar at the top for users to enter keywords or phrases
Display relevant search results in a grid or list format
Provide filters or sorting options to refine search results
Include thumbnails, titles, and brief descriptions of the search results
Allow users to click on search results to view more details or
2 DSA questions with in one hour.
Merge two binary trees by summing up the values of corresponding nodes
Traverse both trees simultaneously and sum up the values of corresponding nodes
If a node exists in only one tree, add it to the merged tree as is
Recursively merge the left and right subtrees
Developed a web application for tracking personal fitness goals and progress
Used HTML, CSS, and JavaScript for front-end development
Implemented a RESTful API using Node.js and Express for back-end functionality
Utilized MongoDB for database storage and retrieval
Incorporated user authentication and authorization using JWT tokens
I am a dedicated and quick learner with strong problem-solving skills and a passion for software development.
Strong problem-solving skills demonstrated through previous projects and coding challenges.
Quick learner who can adapt to new technologies and tools efficiently.
Passionate about software development and constantly seeking to improve my skills.
Dedicated to delivering high-quality code and meeting project deadline...
Scaling a business involves strategic planning, efficient resource allocation, and continuous growth.
Identify key growth opportunities and target markets
Invest in technology and automation to streamline processes
Build a strong team and delegate responsibilities effectively
Establish partnerships and collaborations to expand reach
Monitor performance metrics and adjust strategies accordingly
Practo interview questions for popular designations
Get interview-ready with Top Practo Interview Questions
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I applied via LinkedIn and was interviewed in Jul 2024. There was 1 interview round.
Coding test based on Binary trees, String Manipulation
I am a Salesforce Developer with 5 years of experience in designing and implementing custom solutions.
5 years of experience in Salesforce development
Proficient in designing and implementing custom solutions
Strong knowledge of Apex, Visualforce, and Lightning components
Experience in integrating Salesforce with external systems
Certified Salesforce Developer
I applied via Recruitment Consulltant and was interviewed in May 2024. There was 1 interview round.
I applied via Naukri.com and was interviewed in Apr 2024. There was 1 interview round.
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