Aptara Java Developer Interview Questions and Answers

Q1. Basic .net concepts like oops concept, mvc architecture, mvc filters, we api basics.
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Q1. Need to share the understandings based on the technology concept
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Round duration - 45 minutes
Round difficulty - Medium

I was asked 2 coding questions, questions from my projects and questions related to different java concepts. One question from cloud computing was also asked.

Q1. 
Maximum Subarray Sum Problem Statement
Given an array arr of length N consisting of integers, find the sum of the subarray (including empty subarray) with the maximum sum among all subarrays.
Explanation...read more
Ans. 
Find the sum of the subarray with the maximum sum among all subarrays in a given array.
• Iterate through the array and keep track of the current sum and maximum sum seen so far.

• If the current sum becomes negative, reset it to 0 as it won't contribute to the maximum sum.

• Return the maximum sum as the result.

• Example: For input arr = [-2, 1, -3, 4, -1], the maximum subarray sum is 4.
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Q2. 
Add Two Numbers as Linked Lists
You are given two singly linked lists, where each list represents a positive number without any leading zeros.
Your task is to add these two numbers and return the sum as ...read more
Ans. 
Add two numbers represented as linked lists and return the sum as a linked list.
• Traverse both linked lists simultaneously while keeping track of carry

• Create a new linked list to store the sum

• Handle cases where one list is longer than the other

• Consider edge cases like carry at the end of addition
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Round duration - 15 minutes
Round difficulty - Easy

It was a normal discussion about the role, the job expectations and about the company culture.

Q1. What is Array sorting in php
Ans. 
Array sorting in PHP is the process of arranging the elements of an array in a specific order.
• PHP provides various sorting functions like sort(), rsort(), asort(), arsort(), ksort(), krsort(), etc.

• sort() function sorts the array in ascending order based on the values.

• rsort() function sorts the array in descending order based on the values.

• asort() function sorts the array in ascending order based on the values while mai...read more
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Q2. Array merge in php
Ans. 
Merging two arrays in PHP
• Use array_merge() function to merge two or more arrays

• The resulting array will have all the values from the input arrays

• Keys are preserved unless they are numeric and there are duplicates
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30 mins 30 question with easy problems

10 mins gd easy topic

Q1. Tehcnical based questions
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Q1. Basic oops concepts with small programs like how to implement interface like that.
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Q1. Salary discussion and basic details are discussed
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