Arkatiss Senior Software Engineer Interview Questions and Answers

Q1. Basic Java Questions
Add your answer
Q2. Coding, OOPS, Collections
Add your answer
Q3. L2 : Techno Manager Round
Add your answer
Q4. Project Overview
Add your answer
Q5. Spring Boot, Quarkus
Add your answer

First round will be coding test which will have Core java questions

Q1. Type of Class Loaders available in java
Ans. 
Java has three types of class loaders: Bootstrap Class Loader, Extension Class Loader, and System Class Loader.
• Bootstrap Class Loader loads core Java classes located in the bootstrap classpath.

• Extension Class Loader loads classes from the extensions directory.

• System Class Loader loads classes from the classpath specified by the CLASSPATH environment variable.
Answered by AI
Add your answer
Q2. Coding question related find 3nd highest number with single loop and minimum time complexity.
Ans. 
Use a single loop to find the 3rd highest number in an array with minimum time complexity.
• Iterate through the array and keep track of the three highest numbers encountered so far.

• Update the three highest numbers as you iterate through the array.

• Return the third highest number once the loop is completed.
Answered by AI
Add your answer
Q3. What is diff between cyclicBarrier and countDownLatch?
Ans. 
CyclicBarrier allows a group of threads to wait at a barrier until all threads have reached it, while CountDownLatch allows one or more threads to wait until a set of operations being performed in other threads completes.
• CyclicBarrier is reusable, while CountDownLatch is not.

• CyclicBarrier allows all threads to wait for each other, while CountDownLatch allows one thread to wait for others.

• CyclicBarrier resets automatica...read more
Answered by AI
Add your answer
Q4. What is diff between JPARepository and CURDRepository?
Ans. 
JPARepository is a Spring Data interface for JPA-based repositories, while CRUDRepository is a generic interface for CRUD operations.
• JPARepository extends CRUDRepository and provides additional JPA-specific methods.

• CRUDRepository is a generic interface for CRUD operations on a repository.

• JPARepository is typically used for JPA-based repositories, while CRUDRepository can be used for any type of repository.

• JPARepository...read more
Answered by AI
Add your answer

Q1. Second round is pending
Add your answer

Q1. Notice Period and Salary
Add your answer

Java 8 , stream and a program to solve on String

Q1. Angular Architecture, basic angular questions such as data binding, rxjs, dependency injection etc.
Add your answer

Q1. Coding assignment to fetch data from API and render on the UI. Using httpclient module.
Ans. 
Fetch data from API and render on UI using httpclient module
• Create an instance of httpclient module

• Use httpclient to make a GET request to API endpoint

• Parse the response data and render on UI
Answered by AI
Add your answer

Q1. Normal question on roles and responsibilities alongwith cultural fitment check.
Add your answer

Q1. Client interview to get the knowledge of UX and responsive web application. Css etc.
Add your answer

I asked basic questions related to coding and technical languages like MERN, and a few DSA questions about basic programming. The interview was around 45 minutes.

2nd round took about 1 hour and 15 minutes. There are a few technical scenario discussions and questions related to my tech stack like MERN and one coding task in React JS

Q1. The last round with the manager consisted of a discussion about day-to-day job handling as per different scenarios.
Add your answer

Q1. Lazy loading in react
Ans. 
Lazy loading in React is a technique used to improve performance by loading components only when they are needed.
• Lazy loading helps reduce initial load time by splitting the code into smaller chunks.

• React.lazy() and Suspense are commonly used for lazy loading in React.

• Lazy loading is especially useful for large applications with many components.
Answered by AI
Add your answer
Q2. Cache bursting
Add your answer
Q3. Difference between == and ===
Ans. 
The difference between == and === is that == checks for equality after type coercion, while === checks for equality without type coercion.
• == is a loose equality operator that performs type coercion before comparing two values.

• === is a strict equality operator that does not perform type coercion before comparing two values.

• Example: 1 == '1' will return true, but 1 === '1' will return false.
Answered by AI
Add your answer

Practice standard questions

Q1. Search in rotated sorted array
Ans. 
Search for a target element in a rotated sorted array.
• Use binary search to find the pivot point where the array is rotated.

• Divide the array into two sorted subarrays based on the pivot point.

• Perform binary search on the appropriate subarray to find the target element.
Answered by AI
Add your answer
Q2. Trim a bst in leet code
Ans. 
Trim a binary search tree by removing nodes outside a given range.
• Start by checking if the root node is within the given range.

• If the root node is outside the range, trim it by recursively trimming its left or right subtree.

• If the root node is within the range, recursively trim its left and right subtrees.
Answered by AI
Add your answer

Gave alien dictionary (hard question) from gfg.

Q1. Gave medium questions from graph, basically BFS, DFS questions. Left view of a BST.
Add your answer