Remove paranthesis to make it a valid parantheses. In the given String may be they give a character digits so u can only remove parantheses from left of that character digits only and max number of parantheses you can remove is character integer number.
Why runtime polymorphism is run time?
database management system and cs fundamentals based questions . along with simple ds/algo problems
You have a string "CAT" fin its anagram from the given set of strings ACT, TAC, DOG, TCA, BOB, JUM Ans: ACT, TAC, TCA
Extract a list of numbers from a list of strings such as ["A2D", "1B", "3F5", "67FE2", "AA"] such that the final result would be [2, 1, 3, 5, 67, 2].
There six question asked in two round and 2 of them was quite easy (one was on array and other was one stacks) and two were on the medium side (tree and graph) and two were on the difficult side ( DP and tree)
Focused on the core subjects like OS, OOPS, DBMS, and also on DS Algo problem-solving.
Why Do You Want to Work Here?
He asked how I developed interest in web development. Why C++ for programming, not JAVA? Project discussion of my club website. He asked about different features, what was my role, what tech stack we used and how I implemented different features. It was a live project so he was quite impressed and went deep and asked many questions. How many different data structures are there? What are the types of trees? Explain oops with real life examples. When do we use linked lists? He asked about my non technical activites. He asked if I knew about logs forging. He asked if I had some questions for him. I asked him one question : On what kind of projects I will be working on if I get an internship at Mastercard. Will they be a live project? 2nd Technical + HR interview Since it was a long day, he asked if I was tired . He didn’t ask for an intro. He started directly asking questions from my resume. He firstly asked how many questions I was able to solve in the coding round. He asked if I had appeared for JEE and what my score was and how I prepared for JEE. why c++ not java? What is outer join? Why not GRE? What are stored procedures? What is union in SQL (explained him with Venn diagram) He asked about my projects (just intro) . He asked how we integrated razorpay on the website. He asked me to explain 4 pillars of oops with real life examples. He tried to confuse me by saying abstraction and encapsulation are looking the same by listening to your example and I clearly told him the difference between both of them. He had given 3 classes(vehicle and tyre). He asked me which class will inherit which class. (here vehicle class will have a "HAS A " relationship with tyre class. He asked about my future plans and why I don't want to go for higher education (excluding the financial reason). He asked about the difference between mongodb and sql databases. I had won one coding and debugging contest so he asked what I debugged in the code He asked who do we have indentation in python and not in c++. why java is a platform independent language.
Complete oop, dsa in depth and security during payments
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