ProcDNA Programmer Analyst Trainee Interview Questions and Answers

It was average,they asked questions on arrays,linked list and some questions on oops,it was easy and one was average level

Q1. What is oops?describe
Ans. 
OOPs (Object-Oriented Programming) is a programming paradigm that uses objects to represent and manipulate data.
• OOPs focuses on creating reusable code by organizing data and behavior into objects.

• It provides concepts like encapsulation, inheritance, and polymorphism.

• Encapsulation hides the internal details of an object and provides a public interface.

• Inheritance allows creating new classes based on existing ones, inher...read more
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Q2. What is dsa?describe
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DSA stands for Data Structures and Algorithms.
• DSA is a field of computer science that deals with the study of data structures and algorithms.

• It is used to solve complex problems and improve the efficiency of computer programs.

• Examples of data structures include arrays, linked lists, trees, and graphs.

• Examples of algorithms include sorting, searching, and graph traversal.

• DSA is an important topic for software engineers
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A question expecting the prod code with out clear instructions

Q1. Buy and Sell Stock
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Q1. Relocation and salary negotiation
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Q1. Overall experience and motivation
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It was an aptitude test

Q1. It was technical test
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Q2. Sort an array with numbers
Ans. 
Use a sorting algorithm like quicksort or mergesort to rearrange the numbers in ascending or descending order.
• Implement a sorting algorithm like quicksort, mergesort, or bubblesort to rearrange the numbers in the array.

• Ensure the algorithm is efficient and handles edge cases like empty arrays or arrays with duplicate numbers.

• Test the sorting function with different arrays to verify its correctness.

• Example: [5, 2, 9, 1,
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Q1. Singleton in java code. multithreading, spring boot questions.
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Q2. SQL queries for finding highest salary
Ans. 
SQL queries to find highest salary
• Use the MAX() function to find the highest salary

• Combine with the SELECT statement to retrieve the corresponding employee details

• Use the ORDER BY clause to sort the results in descending order

• Use the LIMIT clause to limit the number of results returned
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Q1. Self and other tools
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Q2. Jenkins Linux Ansible git AWS
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Complexity level - moderate. Basic concepts.

Q1. Questions to assess how independently a candidate can work.
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Q2. - Can you work independently? - Can you work under pressure in a dynamic environment?
Ans. 
Yes, I have experience working independently and thrive in dynamic environments.
• I have successfully completed multiple projects on my own, demonstrating my ability to work independently.

• I am comfortable making decisions and solving problems without constant supervision.

• I have experience working in fast-paced environments where I had to adapt quickly to changing priorities and deadlines.
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Related to SQL queries and Coding's

SQL Queries and Coding related questions

Q1. O-O-O Round with Manager.
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Q2. Questions Related to your Previous Work and application Knowledge
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