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Basic Aptitude with some mathematics questions
Star Pattern for diamond
Star pattern for matrix
useCallback is a hook in React that returns a memoized version of the callback function.
useCallback is used to optimize performance by preventing unnecessary re-rendering of child components.
It is particularly useful when passing callbacks to child components that rely on reference equality.
The hook takes a callback function and an array of dependencies as arguments.
It returns a memoized version of the callback that on...
I applied via LinkedIn and was interviewed before Aug 2022. There was 1 interview round.
I applied via Approached by Company and was interviewed before Nov 2021. There were 2 interview rounds.
Requirement Traceability Matrix (RTM) is a document that links requirements to their respective test cases.
RTM ensures that all requirements are covered by test cases.
It helps in identifying gaps in test coverage.
It also helps in tracking changes to requirements and their impact on test cases.
RTM is useful in compliance and audit purposes.
Example: A requirement in the RTM can be linked to multiple test cases, and a tes
Test cases are a set of conditions or variables used to determine if a system or software is working as expected.
Test cases are created based on requirements and specifications
They should cover all possible scenarios and edge cases
Test cases should be clear, concise, and easy to understand
Test cases should be repeatable and independent of each other
Test cases should have expected results and actual results should be co...
MobileCoderz Technologies interview questions for popular designations
posted on 4 May 2019
I applied via Naukri.com and was interviewed in Oct 2018. There were 3 interview rounds.
posted on 13 Jan 2021
I applied via Referral and was interviewed before Jan 2020. There was 1 interview round.
We are using a variety of technologies, including some of the latest ones.
We are using React for our front-end development.
We are also using Node.js for our back-end development.
We are using Docker for containerization.
We are using Kubernetes for orchestration.
We are using AWS for cloud hosting.
We are constantly evaluating new technologies to see if they can improve our development process.
It depends on the specific requirements and constraints of the project.
Consider the project's goals and objectives
Evaluate the available technologies and their capabilities
Assess the project's budget and timeline
Consult with stakeholders and experts in the field
Examples: React vs Angular, MySQL vs MongoDB, Java vs Python
I applied via Company Website and was interviewed before Dec 2019. There were 3 interview rounds.
posted on 12 Apr 2023
I applied via Recruitment Consulltant and was interviewed before Apr 2022. There were 3 interview rounds.
25 MCQ questions online with time limit
Create webapp . Frontend, Backend , data encryption
I appeared for an interview before Apr 2021.
Round duration - 60 minutes
Round difficulty - Easy
Technical interview round with questions on DSA and DBMS mainly.
Given an array ARR
consisting of N
integers, determine the sum of the subarray with the maximum sum, including the possibility of an empty subarray.
A subarray is a...
Find the sum of the subarray with the maximum sum in a given array.
Iterate through the array and keep track of the current sum and maximum sum.
Update the maximum sum if the current sum becomes greater.
Handle cases where the array has all negative numbers or empty subarray.
Example: For input [-2, 1, -3, 4, -1], the maximum sum subarray is [4] with sum 4.
Given a positive integer N
, your task is to identify all prime numbers less than or equal to N
.
A prime number is a natural number greater than 1 that has no po...
Identify all prime numbers less than or equal to a given positive integer N.
Iterate from 2 to N and check if each number is prime
Use the Sieve of Eratosthenes algorithm for efficient prime number identification
Optimize by only checking numbers up to square root of N for divisibility
Joins in databases are used to combine rows from two or more tables based on a related column between them.
Joins are used to retrieve data from multiple tables based on a related column.
Common types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN.
INNER JOIN returns rows when there is at least one match in both tables.
LEFT JOIN returns all rows from the left table and the matched rows from the right ta...
Round duration - 30 minutes
Round difficulty - Easy
Typical HR round with behavioral problems.
Tip 1 : Must do Previously asked Interview as well as Online Test Questions.
Tip 2 : Go through all the previous interview experiences from Codestudio and Leetcode.
Tip 3 : Do at-least 2 good projects and you must know every bit of them.
Tip 1 : Have at-least 2 good projects explained in short with all important points covered.
Tip 2 : Every skill must be mentioned.
Tip 3 : Focus on skills, projects and experiences more.
posted on 30 May 2022
I applied via Recruitment Consulltant and was interviewed before May 2021. There were 5 interview rounds.
Hackerrank Test
based on 5 interviews
Interview experience
based on 30 reviews
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