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Perficient Front end Web Developer Interview Questions, Process, and Tips
Perficient Front end Web Developer Interview Experiences
1 interview found
(2 Questions)
- Q1. What are promises used for
- Ans.
Promises are used in JavaScript to handle asynchronous operations and avoid callback hell.
Promises are used to handle asynchronous operations in a more readable and manageable way.
They help avoid callback hell by chaining multiple asynchronous operations together.
Promises can be in one of three states: pending, fulfilled, or rejected.
They allow for better error handling with the use of .catch() method.
Promises can be c...
- Q2. What are modules in AEM
- Ans.
Modules in AEM are reusable components that can be used to build web pages and applications.
Modules in AEM are reusable components that can be used to build web pages and applications.
They help in organizing and structuring content in AEM.
Modules can be created using Adobe Experience Manager's component framework.
Examples of modules in AEM include header, footer, carousel, and navigation components.
(2 Questions)
- Q1. A significant challenge
- Ans.
One significant challenge I faced was optimizing website performance for mobile devices.
Implemented lazy loading for images to improve loading times
Minified CSS and JavaScript files to reduce file sizes
Utilized media queries to ensure responsive design across different screen sizes
- Q2. What are jcr in AEM
- Ans.
JCR stands for Java Content Repository, a hierarchical database used in Adobe Experience Manager (AEM) to store content.
JCR is used in AEM to store content in a hierarchical structure.
It allows for versioning, access control, and searching of content.
Nodes and properties are used to represent content in JCR.
Example: /content/mysite/homepage is a node in JCR representing the homepage of a website.
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I applied via Naukri.com and was interviewed before Jan 2022. There were 3 interview rounds.
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Selected
I applied via Company Website and was interviewed in Aug 2023. There were 3 interview rounds.
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Front end Web Developer Interview Questions & Answers
TCS
Vemagiri Nagamuneeswari
posted on 24 Dec 2023
Selected
I applied via Referral and was interviewed in Nov 2023. There were 3 interview rounds.
Interview Preparation Tips
And my work is the good affort for 24/7
Thank you 😊
Skills evaluated in this interview
I appeared for an interview in Aug 2017.
Interview Preparation Tips
Experience: every one put their views
Tips: just tell anything. no one listen
Duration: 5 minutes
Round: Test
Experience: online test
Tips: do those question which can be solved without usingpen paper first
Duration: 5 minutes
Total Questions: 50
Skills: Relieving Pressure
I applied via Company Website and was interviewed before Jun 2020. There were 4 interview rounds.
Interview Questionnaire
2 Questions
- Q1. Python data structures
- Q2. MongoDB database algorithms
- Ans.
MongoDB database algorithms are used for efficient data storage, retrieval, and processing.
MongoDB uses various algorithms for indexing, sharding, and aggregation.
Indexing algorithms include B-tree, hash, and text search indexes.
Sharding algorithms include range-based, hash-based, and zone-based sharding.
Aggregation algorithms include map-reduce and aggregation pipeline.
MongoDB also uses algorithms for query optimizati
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Skills evaluated in this interview
I applied via Walk-in and was interviewed before Jun 2020. There was 1 interview round.
Interview Questionnaire
1 Question
- Q1. Da tools
Interview Preparation Tips
I applied via Walk-in and was interviewed before Aug 2021. There were 2 interview rounds.
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