Pellsys Pharma Interview Questions and Answers

They are asking aptitude related questions and total 15 to 20 questions

Have to attend a psychometric test as an part of initial screening process. It really helps to understand your personal & porfessional skills and areas to be worked upon.

Q1. Technical questions with regards to the role by the hiring manager
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Q1. Meeting the directros & promoters
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Q1. Salary negotiation and discussion about joining details and roles and responsibilities
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Q1. What is difference between inner join and full join
Ans. 
Inner join returns only the matching rows between two tables, while full join returns all rows from both tables.
• Inner join only includes rows that have a match in both tables

• Full join includes all rows from both tables, filling in NULL values for non-matching rows

• Inner join is more commonly used than full join in practice

• Example: Inner join - SELECT * FROM table1 INNER JOIN table2 ON table1.id = table2.id

• Example: Full ...read more
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Q1. Anagram of two strings in java
Ans. 
Java program to check if two strings are anagrams
• Create a function that takes two strings as input

• Convert both strings to character arrays and sort them

• Check if the sorted arrays are equal to determine if they are anagrams
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Q2. Insert and select query in MySQL
Ans. 
Insert and select data in MySQL using SQL queries
• Use INSERT INTO table_name (column1, column2, ...) VALUES (value1, value2, ...); to insert data

• Use SELECT * FROM table_name; to select all data from a table

• Use SELECT column1, column2 FROM table_name WHERE condition; to select specific data based on a condition
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Q3. Get and Post APIs in rest
Ans. 
GET and POST are HTTP methods used in REST APIs for retrieving and sending data.
• GET method is used to retrieve data from a server

• POST method is used to send data to a server

• GET requests are idempotent, while POST requests are not

• GET requests should only be used for retrieving data, not for modifying data

• Example: GET request to retrieve a list of users - GET /users

• Example: POST request to create a new user - POST /users
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