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HashStudioz Technologies
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HashStudioz Technologies Java Developer Interview Questions and Answers
HashStudioz Technologies Java Developer Interview Experiences
2 interviews found
Anonymous
I applied via LinkedIn and was interviewed in Mar 2023. There were 3 interview rounds.
(1 Question)
- Q1. 1) Number of experience do you have as Java Developer 2) Current salary and organisation details 3) Expected salary 4) Any problem to relocate to Job posting place
- Ans.
The interview questions are related to the candidate's experience, salary, and willingness to relocate.
Answer the question about the number of years of experience as a Java Developer.
Provide details about the current salary and organization.
State the expected salary for the new job.
Indicate if there is any problem with relocating to the job posting place.
(2 Questions)
- Q1. 1) Explain the internal workings of HashMap 2) Difference between HashMap and ConcurrentHashMap 3) Difference between failfast and failsafe iterator
- Ans.
Answers to questions related to Java Developer interview
HashMap is a data structure that stores key-value pairs and uses hashing to retrieve values
ConcurrentHashMap is a thread-safe version of HashMap that allows multiple threads to access and modify the map concurrently
Fail-fast iterator throws ConcurrentModificationException if the collection is modified while iterating
Fail-safe iterator creates a copy of the collect...
- Q2. 4)How many objects will be created if below lines executed in Java String s = new String("abc"); 5) Difference between Stack and Heap memory in Java 6) Explain @autowired
- Ans.
Java interview questions on object creation, memory allocation, and @autowired annotation.
One object will be created for the String 'abc' and another object will be created for the reference variable 's'.
Stack memory is used for storing method calls and local variables, while heap memory is used for storing objects.
@Autowired is used in Spring Framework for automatic dependency injection.
It eliminates the need for manu...
Skills evaluated in this interview
Question on blood relation
Cover array and string
(1 Question)
- Q1. Tell me about your self
Interview Preparation Tips
Java Developer Jobs at HashStudioz Technologies
Top trending discussions
Interview questions from similar companies
Interview Preparation Tips
Experience: this was a telephonic round : There I was asked basics of web development (e.g Session, hidden variable difference between POST and GET etc. ) and basics of PHP e.g global variables etc , little bit of mysql e.g joins , difference between left and right joins.
Round: Technical Interview
Experience: This was pretty much about interview rounds. I got the offer.
Skills: Core java, OOP, PHP
College Name: na
I applied via Walk-in and was interviewed before Mar 2021. There were 3 interview rounds.
Aptitude test
Current affairs
(1 Question)
- Q1. Puzzle , sql related questions
Interview Preparation Tips
Selected
I applied via LinkedIn and was interviewed in Nov 2023. There were 3 interview rounds.
Mcq + dsa JavaScript questions
(1 Question)
- Q1. JavaScript advance topics and database design topics
(1 Question)
- Q1. Situation based question and behavioural questions
I applied via LinkedIn and was interviewed in Sep 2021. There was 1 interview round.
Interview Questionnaire
5 Questions
- Q1. 1. Explain difference between spring and spring boot
- Ans.
Spring is a framework for building Java applications, while Spring Boot is a tool for quickly creating Spring-based applications.
Spring provides a comprehensive framework for building Java applications, while Spring Boot is a tool that simplifies and accelerates the process of creating Spring-based applications.
Spring requires more configuration and setup, while Spring Boot provides a pre-configured environment that re...
- Q2. 2. String anagram program
- Ans.
A program to check if two strings are anagrams of each other.
Create two character arrays from the input strings
Sort the arrays
Compare the sorted arrays to check if they are equal
- Q3. 3. write small code using streams api
- Ans.
Using Streams API to filter and map an array of strings
Create a stream from the array using Arrays.stream()
Use filter() to select elements that meet a certain condition
Use map() to transform each element into a new value
Use toArray() to convert the stream back into an array
- Q4. 4. java 8 concepts
- Q5. 5. what is REST api
- Ans.
REST API is a web service that uses HTTP requests to access and manipulate data.
REST stands for Representational State Transfer
It is an architectural style for building web services
It uses HTTP methods like GET, POST, PUT, DELETE to perform operations on resources
It is stateless and can be cached
It returns data in various formats like JSON, XML, etc.
Interview Preparation Tips
Skills evaluated in this interview
Selected
I applied via Campus Placement and was interviewed in Sep 2022. There were 3 interview rounds.
One hour aptitude test, after clearing that, some basic coding questions were unlocked.
This one was face to face. Basically, the approach to the question was seeked by the HRs rather than the correct answer only.
(3 Questions)
- Q1. This included two rounds, one with HR and one with CEO. Questions were based on real life logics and basic mathematics
- Q2. Based on real life and quants with some HR Questions.
- Q3. Like: What salary do you expect
- Ans.
I expect a competitive salary based on my skills, experience, and the market rate for software developers.
Research the average salary range for software developers in your location and industry.
Consider your level of experience, education, and any specialized skills you possess.
Factor in the company's size, reputation, and financial stability.
Be prepared to negotiate and discuss benefits and perks in addition to salary...
Interview Preparation Tips
Code Snept question with 3-4 Reasoning question. Google form
Pen paper coding round. String , Array . Linkedlist , graph, questions
(3 Questions)
- Q1. Maximum Spaning
- Q2. Nearest Prime number
- Ans.
To find the nearest prime number, iterate from the given number in both directions until a prime number is found.
Start iterating from the given number in both directions to find the nearest prime number.
Check if a number is prime by dividing it by all numbers less than its square root.
Keep track of the closest prime number found during the iteration.
- Q3. Second Maximum Number in Array
- Ans.
Find the second maximum number in an array of strings.
Convert the array of strings to an array of integers.
Sort the array in descending order.
Return the second element in the sorted array.
(4 Questions)
- Q1. Project Question
- Q2. Robot question of DSA
- Q3. Stock Buy and sell - VI . Leetcode Hard
- Q4. Leetcode Medium
Skills evaluated in this interview
Software Developer Interview Questions & Answers
Raja Software Labs
Mayuresh Gujar
posted on 28 Nov 2024
DSA questions such as Map, linked list
Software Developer Interview Questions & Answers
Raja Software Labs
Amey Uplenchwar
posted on 29 Nov 2024
I applied via Campus Placement
Three were basic questions around strings and arrays
(1 Question)
- Q1. Detailed discussion on data structures and algorithms
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HashStudioz Technologies Java Developer Interview Process
based on 2 interviews
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