PTC Software Developer Intern Interview Questions and Answers

Written test coding and with aptitude questions are asked

Q1. Asking about OOPS and C++ basics concepts
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Round duration - 90 minutes
Round difficulty - Easy

This round was scheduled for 9am in the morning. The test environment was pretty good . I didn't face any issues on the HireVeu platform. The first test was of Aptitude and then in next section it was Technical MCQ's. The level of questions were mid to high level of difficulty.

Round duration - 60 minutes
Round difficulty - Medium

The exam was on the same Platform. The first question was about the most difficult Project I've worked on. I have to record a video in that particular platform and then move to the next questions. There was option for a demo video of 1 minute in which you can practice your answers and then can record your answer in the next video of max 5 minutes. The next 2 question were Coding Problems of moderate difficulty and you've to record your approach and then proceed towards solving the code and then record a video stating if you succeed or not and what better could you've done to make it work.

Q1. 
Sum of N-Digit Palindromes
Determine the sum of all N-digit palindromes for a given integer 'N'. A palindrome is defined as a number that remains the same when its digits are reversed.
Example:
Input:
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Ans. 
Run a loop from 10^(n-1) to 10^(n) – 1 and check when the current number is palindrome or not. If it is, adds its value to answer.
Answered Anonymously
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Round duration - 45 minutes
Round difficulty - Medium

This round was scheduled for 3pm. The interviewer was quite friendly. He asked about me and told me to relax and then answer. He started with asking questions from my Project and how the ideas behind the Project. My Project was related to Deadlock So he asked whether I can implement my Project on any environment. I answered . Then one of my internship Project was related to Web development so He asked me about the backend of the Project. He gave me a few SQL queries and some general DBMS concepts based on the response about using Mysql in the Project. He asked me a few things about AWS and Cloud Computing which I answered. At last he asked some LINUX commands and corrected me once and was satisfied with my answers.

Here , you need to type the code and there won’t be any compiling . So you just need to type what you know

Q1. Oops , programming language ,
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Q2. SQL, sdlc . These are required
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Q1. Same as anywhere to have
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Was conducted on hackerrank
3 questions
2 lc hard
1 lc medium

Q1. Asked 1DSA coding problem and 3 follow ups for same
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Q2. Longest increasing subsequence
Ans. 
Find the longest increasing subsequence in an array
• Use dynamic programming to solve this problem

• Iterate through the array and keep track of the longest increasing subsequence ending at each index

• Time complexity can be optimized to O(n log n) using binary search
Answered by AI
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Q1. Simple Question on my project
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