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CronJ IT Technologies Reactjs Developer Interview Questions and Answers

Updated 12 Jun 2024

CronJ IT Technologies Reactjs Developer Interview Experiences

1 interview found

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
-
Result
-

I applied via Naukri.com and was interviewed in May 2024. There was 1 interview round.

Round 1 - Technical 

(1 Question)

  • Q1. When to use class component over functional component?
  • Ans. 

    Class components are used when state or lifecycle methods are needed.

    • Use class components when you need to manage state or use lifecycle methods

    • Functional components are preferred for simple UI components without state or lifecycle methods

    • Class components can be used for more complex logic and functionality

    • Example: Use class components for forms with input validation and submission handling

  • Answered by AI

Interview questions from similar companies

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. What is the difference between abstract class and an interface in Java?
  • Ans. 

    Abstract class can have both abstract and non-abstract methods, while interface can only have abstract methods.

    • Abstract class can have constructors, member variables, and methods, while interface cannot.

    • A class can implement multiple interfaces but can only extend one abstract class.

    • Abstract classes are used to define a common behavior among subclasses, while interfaces are used to define a contract for classes to impl...

  • Answered by AI
  • Q2. An abstract class can have method implements and abstract method, while an interface only contains abstract method (before Java 8) . Abstract classes support single inheritance, whereas interfaces support ...
  • Ans. 

    Abstract classes can have both implemented and abstract methods, while interfaces can only have abstract methods. Abstract classes support single inheritance, interfaces support multiple inheritance.

    • Abstract classes can have both implemented and abstract methods, providing more flexibility in design.

    • Interfaces can only have abstract methods, promoting a more strict contract for implementing classes.

    • Abstract classes sup...

  • Answered by AI
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. What is the implementation of Merge Sort in Java?
  • Ans. 

    Merge Sort is a divide and conquer algorithm that divides the input array into two halves, recursively sorts them, and then merges the sorted halves.

    • Divide the input array into two halves

    • Recursively sort the two halves

    • Merge the sorted halves back together

  • Answered by AI
  • Q2. What is the implementation of the Quick Sort algorithm in Java?
  • Ans. 

    Quick Sort is a popular sorting algorithm that uses a divide-and-conquer approach to sort elements in an array.

    • Choose a pivot element from the array.

    • Partition the array into two sub-arrays: elements less than the pivot and elements greater than the pivot.

    • Recursively apply the same process to the sub-arrays.

    • Combine the sorted sub-arrays to get the final sorted array.

  • Answered by AI
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(1 Question)

  • Q1. Design tinyurl system design
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Naukri.com and was interviewed in Aug 2024. There was 1 interview round.

Round 1 - Aptitude Test 

DSA leetcode on hackerrank

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-

I applied via Campus Placement

Round 1 - Aptitude Test 

Easy aptitude, 30 min with 20 question

Interview Preparation Tips

Interview preparation tips for other job seekers - learn OOPs concept and thorough about your project
Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Aptitude Test 

Online test which consists of java, angular, micro services related questions

Round 2 - Technical 

(1 Question)

  • Q1. Difference between static and default methods
  • Ans. 

    Static methods belong to the class itself, while default methods are part of an interface in Java.

    • Static methods can be called without creating an instance of the class, while default methods are used to provide a default implementation in interfaces.

    • Static methods are defined using the 'static' keyword, while default methods are defined using the 'default' keyword in Java.

    • Static methods cannot be overridden in subclas...

  • Answered by AI

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
-

I applied via Walk-in and was interviewed in Mar 2024. There was 1 interview round.

Round 1 - HR 

(1 Question)

  • Q1. Tell me about yourself
Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Company Website and was interviewed in May 2023. There were 4 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 - Coding Test 

Encapsulation, abstraction, interface

Round 3 - Technical 

(2 Questions)

  • Q1. Encapsulation constructor method overloading
  • Q2. Interface abstracts
Round 4 - HR 

(3 Questions)

  • Q1. Why chose this company
  • Q2. Why should i hire you
  • Q3. How much salary you are expecting

Interview Preparation Tips

Topics to prepare for Evision Technoserve Java Developer interview:
  • Core Java
  • OOPS
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Don’t add your photo or details such as gender, age, and address in your resume. These details do not add any value.
View all tips
Round 2 - Technical 

(2 Questions)

  • Q1. Basic resume based questions
  • Q2. Explain your internship experience
Round 3 - HR 

(1 Question)

  • Q1. Basic resume based questions

CronJ IT Technologies Interview FAQs

How many rounds are there in CronJ IT Technologies Reactjs Developer interview?
CronJ IT Technologies interview process usually has 1 rounds. The most common rounds in the CronJ IT Technologies interview process are Technical.
How to prepare for CronJ IT Technologies Reactjs 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 CronJ IT Technologies. The most common topics and skills that interviewers at CronJ IT Technologies expect are Javascript, Redux, React.Js, Front End and CSS.

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CronJ IT Technologies Reactjs Developer Interview Process

based on 1 interview

Interview experience

4
  
Good
View more

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CronJ IT Technologies Reactjs Developer Salary
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₹5.2 L/yr - ₹12 L/yr
68% more than the average Reactjs Developer Salary in India
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