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Persistent Systems UI Developer Interview Questions and Answers

Updated 8 Oct 2021

Persistent Systems UI Developer Interview Experiences

1 interview found

UI Developer Interview Questions & Answers

user image Anonymous

posted on 8 Oct 2021

I applied via Recruitment Consultant and was interviewed in Sep 2021. There was 1 interview round.

Interview Questionnaire 

4 Questions

  • Q1. What is dependency injection
  • Ans. 

    Dependency injection is a design pattern that allows objects to receive dependencies rather than creating them internally.

    • It helps to decouple the code and makes it more testable.

    • It allows for easier maintenance and scalability.

    • It can be implemented using constructor injection, setter injection, or interface injection.

    • Example: Instead of creating a database connection object within a class, it can be passed as a depend

  • Answered by AI
  • Q2. What is ngModule
  • Ans. 

    NgModule is a decorator that defines a module in Angular.

    • NgModule is used to group related components, directives, and services.

    • It helps to organize the application into smaller, manageable pieces.

    • It can import other modules and export its own components, directives, and services.

    • It can also provide configuration for dependency injection.

    • Example: @NgModule({ imports: [CommonModule], declarations: [AppComponent], export

  • Answered by AI
  • Q3. What is closure
  • Ans. 

    Closure is a function that has access to variables in its outer scope, even after the outer function has returned.

    • A closure is created when a function is defined inside another function.

    • The inner function can access variables in the outer function, even after the outer function has returned.

    • Closures are commonly used to create private variables and functions in JavaScript.

    • Example: function outer() { var x = 10; functio...

  • Answered by AI
  • Q4. Hoisting, lexical analysis, let var

Interview Preparation Tips

Interview preparation tips for other job seekers - always prepared with project experience work

Skills evaluated in this interview

UI Developer Jobs at Persistent Systems

View all

Interview questions from similar companies

I was interviewed in Aug 2017.

Interview Preparation Tips

Round: Test
Experience: All questions related to HTML, CSS, Bootstrap, Javascript, JQuery and Angular jS
Duration: 30 minutes
Total Questions: 20

Round: Technical Interview
Experience: They ask all Technical Questions which are based on our skills mentioned in CV.

I applied via Recruitment Consultant and was interviewed before Jul 2020. There were 4 interview rounds.

Interview Questionnaire 

3 Questions

  • Q1. Components of extjs
  • Ans. 

    ExtJS is a JavaScript framework for building web applications with rich user interfaces.

    • ExtJS has a wide range of components including grids, forms, trees, charts, and more.

    • Components can be customized with themes and plugins.

    • Some popular ExtJS components include GridPanel, FormPanel, and TreePanel.

    • ExtJS also includes a powerful data package for managing data in components.

    • Components can be easily integrated with other

  • Answered by AI
  • Q2. How to fetch value using different methods
  • Ans. 

    Different methods to fetch values in UI development

    • Using document.getElementById() to fetch value by element ID

    • Using document.querySelector() to fetch value by CSS selector

    • Using event.target.value to fetch value from input fields

    • Using AJAX to fetch data from server

    • Using local storage to fetch stored values

  • Answered by AI
  • Q3. Grid events and structures of basis form
  • Ans. 

    Grid events and structures are essential for UI development.

    • Grid events are actions that occur when a user interacts with a grid, such as clicking a cell or scrolling.

    • Grid structures refer to the layout and organization of the grid, including columns, rows, and headers.

    • Examples of grid events include onCellClick, onRowSelect, and onScroll.

    • Examples of grid structures include columnDefs, rowData, and headerHeight.

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Easy

Skills evaluated in this interview

I applied via Approached by Company and was interviewed in Feb 2022. There was 1 interview round.

Round 1 - One-on-one 

(1 Question)

  • Q1. Reverse a String in Javascript
  • Ans. 

    To reverse a string in Javascript, we can use the built-in reverse() method.

    • Convert the string to an array using split() method

    • Use the reverse() method to reverse the array

    • Convert the reversed array back to a string using join() method

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare for practical/hands-on-coding for Javascript

Skills evaluated in this interview

Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Explain difference between inline and inline block
  • Ans. 

    Inline elements do not start on a new line and only take up as much width as necessary, while inline-block elements can have a width and height set.

    • Inline elements do not start on a new line and only take up as much width as necessary

    • Inline-block elements can have a width and height set

    • Inline elements ignore top and bottom margins and padding, while inline-block elements respect them

  • Answered by AI
  • Q2. Described semantic html
  • Ans. 

    Semantic HTML is a way of writing HTML that focuses on the meaning of the content rather than its appearance.

    • Semantic HTML uses tags that clearly define the purpose of the content, such as <header>, <footer>, <nav>, <article>, <section>, <aside>, <main>.

    • It helps improve accessibility for users with disabilities by providing more context to screen readers and other assistive tec...

  • Answered by AI

Skills evaluated in this interview

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - HR 

(1 Question)

  • Q1. Indroduction
Round 3 - Aptitude Test 

Hii

Interview Preparation Tips

Interview preparation tips for other job seekers - hii Govind kumar
BCA:2021
From:Mahatma Gandhi Kashi Vidhyapith Varanasi
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
More than 8 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed before Oct 2022. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Properly align and format text in your resume. A recruiter will have to spend more time reading poorly aligned text, leading to high chances of rejection.
View all tips
Round 2 - Technical 

(2 Questions)

  • Q1. React State Management
  • Q2. State vs Props, Redux, Routing

I applied via Walk-in and was interviewed in Mar 2022. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(2 Questions)

  • Q1. For loop fine the array value
  • Ans. 

    Using a for loop to find a specific value in an array of strings.

    • Use a for loop to iterate through the array

    • Check each element to see if it matches the desired value

    • Return the index of the matching element or -1 if not found

  • Answered by AI
  • Q2. For loop fine the array valu
  • Ans. 

    To find array values using for loop

    • Declare a variable to store the sum of array values

    • Use a for loop to iterate through the array

    • Access each element using array[index] syntax

    • Add the element value to the sum variable

    • Return the sum variable

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - no tips u try ,it and u try the best prize

Skills evaluated in this interview

UI Developer Interview Questions & Answers

Infosys user image Sanket Kumbhar

posted on 23 Aug 2024

Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. Diff. between let var const
  • Ans. 

    let, var, and const are all used to declare variables in JavaScript, but they have different scopes and behaviors.

    • let: block-scoped variable, can be reassigned

    • var: function-scoped variable, can be reassigned

    • const: block-scoped variable, cannot be reassigned, but its properties can be modified

  • Answered by AI

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
Hard
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Naukri.com

Round 1 - HR 

(2 Questions)

  • Q1. What's your father do..
  • Ans. 

    My father is a software engineer who works for a tech company.

    • Father is a software engineer

    • Works for a tech company

  • Answered by AI
  • Q2. Tell me family details

Persistent Systems Interview FAQs

How to prepare for Persistent Systems UI Developer interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Persistent Systems. The most common topics and skills that interviewers at Persistent Systems expect are UI Development, Javascript, HTML, CSS and Angular.
What are the top questions asked in Persistent Systems UI Developer interview?

Some of the top questions asked at the Persistent Systems UI Developer interview -

  1. what is dependency inject...read more
  2. what is clos...read more
  3. what is ngMod...read more

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Persistent Systems UI Developer Salary
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Persistent Systems UI Developer Reviews and Ratings

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3.8/5

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4-8 Yrs

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