LrnEd Interview Questions, Process, and Tips

Round duration - 120 minutes
Round difficulty - Medium

Timing- 9AM-5PM, can give anytime in the time interval.
We where monitored using webcam durning the online Test.
The online test consisted of many sections-
a-Aptitude
b-English Comprehension
c-Logical
d-Error Spoting(CODE)
e-Writting

Q1. 
Maximum Number With Single Swap
You are given an array of N elements that represent the digits of a number. You can perform one swap operation to exchange the values at any two indices. Your task is to de...read more
Ans. 
Given an array of digits, swap two elements to get the maximum number possible.
• Iterate through the array to find the maximum digit.

• Swap the maximum digit with the leftmost occurrence of that digit.

• If the maximum digit is already at the leftmost position, swap it with the second largest digit.
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Round duration - 15 Minutes
Round difficulty - Easy

It was a virtual Interview.
Basically the interviewer did not asked any technical question, i just had a great talk about java and python programing language with the interviewer.
Addition to this interviewer asked me to introduced myself and later we discussed my final year project idea.
It was a great talk.

Q1. Which programming language, Python or Java, do you believe will be more powerful in the future?
Ans. 
Python is likely to be more powerful in the future due to its simplicity, versatility, and popularity.
• Python is known for its simplicity and readability, making it easier for beginners to learn and use.

• Python has a wide range of applications, from web development to data analysis and machine learning.

• Python's popularity is continuously growing, with a large community of developers contributing to its libraries and fram...read more
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Round duration - 120 minutes
Round difficulty - Medium

Amcat Test ( WebCam On and in Proctored mode)
The First round was divided into multiple sections Logical, aptitude, English comprehensive writing and Error Handling For given C++ and Java Programs( 6 Programs were there), Each section was time bounded.

Round duration - 30 minutes
Round difficulty - Easy

It was a virtual interview round. The platform consist of an online IDE, Video of Interviewer and a chat window.
Interviewer asked me Tell me about yourself, then programs on patterns , string handling , SQL queries and OOPs concept.
In the End he asked me about my projects and on what project i am currently working. why you want to join DXC. How you got to know about DXC. Do you want to pursue higher education.

Q1. 
Reverse the String Problem Statement
You are given a string STR which contains alphabets, numbers, and special characters. Your task is to reverse the string.
Example:
Input:
STR = "abcde"
Output:
"e...read more
Ans. 
Reverse a given string containing alphabets, numbers, and special characters.
• Iterate through the string from the end to the beginning and append each character to a new string.

• Use built-in functions like reverse() or slicing to reverse the string.

• Handle special characters and numbers while reversing the string.

• Ensure to consider the constraints on the length of the string and the number of test cases.
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Q2. Can you write a query for an inner join, explain it, and provide an example with specific tables to demonstrate its use and importance?
Ans. 
An inner join combines rows from two tables based on a related column between them.
• An inner join returns rows when there is at least one match in both tables based on the join condition.

• It is commonly used to retrieve data from multiple tables that have a relationship.

• Example: SELECT * FROM table1 INNER JOIN table2 ON table1.column = table2.column;
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