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Yubi Java Developer Interview Questions and Answers

Updated 19 Jul 2024

Yubi Java Developer Interview Experiences

1 interview found

Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(2 Questions)

  • Q1. Valid parenthisis
  • Q2. Sql query for highest salary
  • Ans. 

    Use SQL query with MAX function to find highest salary

    • Use SELECT statement with MAX function to retrieve highest salary from salary column

    • Example: SELECT MAX(salary) FROM employees

    • Make sure to specify the correct table and column name in the query

  • Answered by AI

Skills evaluated in this interview

Interview questions from similar companies

I was interviewed before Mar 2016.

Interview Questionnaire 

2 Questions

  • Q1. Some technical questions were asked
  • Q2. They spring hibernate MVC flow and core java and Oracle connectivity questions

Interview Preparation Tips

Round: Technical + HR Interview
Experience: There was a Team manager and his junior for the interview

Interview experience
4
Good
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Recruitment Consulltant and was interviewed before Feb 2023. There were 3 interview rounds.

Round 1 - Coding Test 

Easy - Medium questions

Round 2 - Technical 

(1 Question)

  • Q1. CS fundamentals/ Basic class diagram question
Round 3 - HM 

(1 Question)

  • Q1. General behavioural questions

I applied via Campus Placement and was interviewed in Dec 2020. There were 3 interview rounds.

Interview Questionnaire 

3 Questions

  • Q1. What is static in java?
  • Ans. 

    Static is a keyword in Java used to create class-level variables and methods.

    • Static variables are shared among all instances of a class

    • Static methods can be called without creating an instance of the class

    • Static blocks are used to initialize static variables

    • Static import is used to import static members of a class

  • Answered by AI
  • Q2. Write a program to replace consecutive same character by single '$' . for e.g. string='Heelo Wworldd'. Output- H$lo $orl$.
  • Ans. 

    The program replaces consecutive same characters in a string with a single '$'.

    • Iterate through each character in the string

    • Compare the current character with the next character

    • If they are the same, replace the next character with '$'

    • Continue until the end of the string

  • Answered by AI
  • Q3. Difference between Function overloading and Function overrriding
  • Ans. 

    Function overloading is having multiple functions with the same name but different parameters. Function overriding is having a derived class implement a method with the same name and parameters as a method in its base class.

    • Function overloading is used to provide different ways of calling a function with different parameters.

    • Function overriding is used to provide a specific implementation of a method in a derived class...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Read all OOPs concept before going to interview. Prepare SQL also.

Skills evaluated in this interview

Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(1 Question)

  • Q1. Oops, basic ,SQL ,ado
Round 2 - Coding Test 

Curd operation with SQL connectivity

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

I applied via Job Fair and was interviewed in Jun 2023. There were 3 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 

Ms office,Core Java , Tally , C,

Round 3 - Group Discussion 

In my Opinion,view , If you ask me, As far as I can see/I am Concerned , It seems to me that , I think /feel/reckon/ belive , If you want my option , What we have to decide

Interview Preparation Tips

Interview preparation tips for other job seekers - Upgrade the skills
Round 1 - Group Discussion 

Topic wt is ms office

Round 2 - Assignment 

Eassys dscover the basic structure of all essaysand see what a goo d essay introduction and conclusion look like

Round 3 - Technical 

(1 Question)

  • Q1. Ppt presentations and techical skillsare the abilities and knowledge needed to performtastks

Interview Preparation Tips

Interview preparation tips for other job seekers - Straight from the job seekers themselves were sharing the best job search advice people have ever received
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via LinkedIn and was interviewed in Apr 2024. There was 1 interview round.

Round 1 - Coding Test 

1)Buy and sell stock
2)2 sum
3) system design
4) Elastic search
5) deployment

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

(2 Questions)

  • Q1. LRU cache design
  • Ans. 

    LRU cache design involves maintaining a cache with limited capacity and removing the least recently used item when the cache is full.

    • Use a doubly linked list to maintain the order of items based on their usage.

    • Implement a hash map for fast access to items in the cache.

    • When a new item is accessed, move it to the front of the linked list to mark it as the most recently used.

    • When the cache is full, remove the item at the ...

  • Answered by AI
  • Q2. Current project

Skills evaluated in this interview

I applied via Company Website and was interviewed in May 2021. There were 3 interview rounds.

Interview Questionnaire 

5 Questions

  • Q1. What are different exceptions?
  • Ans. 

    Exceptions are errors that occur during program execution and can be handled using try-catch blocks.

    • Checked exceptions: must be handled or declared in the method signature

    • Unchecked exceptions: occur at runtime and do not need to be declared

    • Error: serious problems that cannot be handled, such as OutOfMemoryError

    • Examples: NullPointerException, ArrayIndexOutOfBoundsException

  • Answered by AI
  • Q2. How to handle exceptions?
  • Ans. 

    Exceptions should be handled gracefully to prevent application crashes.

    • Use try-catch blocks to catch exceptions.

    • Handle exceptions at the appropriate level of abstraction.

    • Log exceptions to aid in debugging.

    • Provide meaningful error messages to the user.

    • Avoid catching generic exceptions.

    • Use finally blocks to release resources.

    • Consider using custom exceptions for specific error conditions.

  • Answered by AI
  • Q3. How to create custom List which is read-only?
  • Ans. 

    To create a custom read-only list, use the ReadOnlyCollection class in C#.

    • Create a List object with the desired elements.

    • Use the AsReadOnly() method to create a read-only wrapper around the list.

    • Use the ReadOnlyCollection class to create a truly read-only list.

    • Example: List myList = new List{"apple", "banana", "orange"};

    • Example: var readOnlyList = myList.AsReadOnly();

    • Example: var trulyReadOnlyList = new ReadOnlyCollect

  • Answered by AI
  • Q4. What are different collections?
  • Ans. 

    Collections are data structures that store and manipulate groups of related objects.

    • Collections are used to store and manipulate groups of related objects

    • They can be classified into three main categories: Lists, Sets, and Maps

    • Lists maintain the order of elements and allow duplicates (e.g. ArrayList, LinkedList)

    • Sets do not allow duplicates and do not maintain order (e.g. HashSet, TreeSet)

    • Maps store key-value pairs and d...

  • Answered by AI
  • Q5. Write code for binary search
  • Ans. 

    Binary search is a search algorithm that finds the position of a target value within a sorted array.

    • The array must be sorted before applying binary search

    • Compare the target value with the middle element of the array

    • If the target value is smaller, search the left half of the array

    • If the target value is larger, search the right half of the array

    • Repeat until the target value is found or the search space is exhausted

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Core java , Collections , Exception Handing , searching and sorting code,scenario based questions.
Be strong in your basics

Skills evaluated in this interview

Yubi Interview FAQs

How many rounds are there in Yubi Java Developer interview?
Yubi interview process usually has 1 rounds. The most common rounds in the Yubi interview process are One-on-one Round.
How to prepare for Yubi Java 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 Yubi. The most common topics and skills that interviewers at Yubi expect are Angular, Java and Spring.
What are the top questions asked in Yubi Java Developer interview?

Some of the top questions asked at the Yubi Java Developer interview -

  1. sql query for highest sal...read more
  2. valid parenthi...read more

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Yubi Java Developer Interview Process

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Interview experience

3
  
Average
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