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Doc Online Interview Questions and Answers
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1 interview found
Udaykumar
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Sun Pharmaceutical Industries
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Interview Questionnaire
1 Question
- Q1. Different types of joins in SQL, Delete drop truncate difference
- Ans.
Different types of joins in SQL, Delete drop truncate difference
Types of joins: Inner join, Left join, Right join, Full outer join
Inner join returns only matching rows from both tables
Left join returns all rows from left table and matching rows from right table
Right join returns all rows from right table and matching rows from left table
Full outer join returns all rows from both tables
Delete is used to remove specific ...
Skills evaluated in this interview
Selected
I applied via LinkedIn and was interviewed in Jun 2022. There were 3 interview rounds.
Interview Preparation Tips
Interview Preparation Tips
They out source the interview process to some shit company called Interview vector and they expect you to solve a hard question as well as LLD in 60 mins. I mean common on man, that's totally unfair. I would have been much fair if it was a easy to medium question. Very poor interviewing skills and they just want a specific answer. Very narrow minded Intivewers from interviewr vector.
Wasted my time.
Skills evaluated in this interview
Selected
I applied via LinkedIn and was interviewed before Apr 2023. There were 2 interview rounds.
Interview Questionnaire
2 Questions
- Q1. Find the type of data structure based on the operation performed. Given the order of insertion and deletion. Find whether this operation corresponds to stack/queue /priority queue
- Ans.
Identify data structure based on insertion and deletion order
If insertion and deletion follow LIFO order, it is a stack
If insertion follows FIFO order and deletion follows LIFO order, it is a queue
If insertion and deletion follow priority order, it is a priority queue
- Q2. Find maximum element in an array in less dhan O(N)
- Ans.
Find maximum element in an array in less than O(N)
Use divide and conquer approach
Compare maximum of left and right subarrays
Recursively find maximum element
Interview Preparation Tips
Skills evaluated in this interview
Interview Questionnaire
2 Questions
- Q1. About sdlc
- Q2. About web development
I applied via Naukri.com and was interviewed in Jun 2021. There were 4 interview rounds.
Interview Questionnaire
2 Questions
- Q1. The questions were around technical documentation and tasks were given on documentation
- Q2. E commerce related questions were asked
Interview Preparation Tips
Selected
I applied via Approached by Company and was interviewed before Jul 2022. There were 4 interview rounds.
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