7th Pillar Infotech Private Limited Interview Questions and Answers

Coding Test consists of 3 Problem Question (2 Logical questions and 1 SQL Query ) and Around 20 MCQS
Platform - CoderByte

30 Aptitude Question
3 Mail Writing Question

Q1. Explain 1st Problem Solved in Coding Test. Optimize it.
Ans. 
Solved a sorting problem by implementing quicksort algorithm.
• Implemented quicksort algorithm to efficiently sort the array.

• Used recursion to divide the array into smaller subarrays and sort them individually.

• Optimized the algorithm by choosing a pivot element strategically to minimize comparisons.
Answered by AI
Add your answer
Q2. Explain 2nd Problem Solved in Coding Test. I failed 1 test case in 1st round which was told to solve again.
Add your answer
Q3. Explain 3rd Question based on SQL Query.
Ans. 
The 3rd question based on SQL query likely refers to a specific query or scenario related to SQL.
• Understand the context of the query being asked about

• Analyze the structure and purpose of the SQL query

• Explain the expected output or result of the query
Answered by AI
Add your answer
Q4. Write a code to Reverse Digits.
Ans. 
Code to reverse digits of a number
• Use modulo operator to extract the last digit of the number

• Multiply the result by 10 and add the next digit until all digits are reversed

• Handle negative numbers separately by converting to positive before reversing
Answered by AI
View 1 more amswer
Q5. A problem question for solving a SQL Query.
Add your answer

Apti was easy. Technical OOP basic, SQL Basic questions were added too.

Code snippets

Platform: Hackerank

Coding questions were of basic level.
1.megre two sorted array
2.Find repeated string (case sensitive)

Q1. OOP concepts were asked
Add your answer
Q2. SQL queries in good depth
Add your answer
Q3. In and out of projects
Ans. 
In and out of projects refers to the involvement and contribution of a QA QC Engineer throughout the project lifecycle.
• QA QC Engineer is involved in the planning phase to ensure quality standards are defined and met.

• During the execution phase, they conduct inspections, tests, and audits to verify compliance.

• In the closing phase, they review project deliverables and document lessons learned for future projects.
Answered by AI
Add your answer

Q1. Focused on projects
Add your answer

Q1. Basic HR questions
Add your answer
Q2. Relocation related questions
Add your answer

Small assignment to build simple App.

Q1. JavaScript Questions
Add your answer
Q2. Reactjs Questions
Add your answer

Q1. What is RAG actually?
Ans. 
RAG stands for Red, Amber, Green. It is a color-coded system used to indicate the status of tasks or projects.
• RAG is commonly used in project management to quickly communicate the status of tasks or projects.

• Red typically indicates that a task or project is behind schedule or facing significant issues.

• Amber signifies that there are some concerns or risks that need to be addressed.

• Green means that a task or project is o...read more
Answered by AI
Add your answer
Q2. Explain previous work
Ans. 
Developed AI algorithms for image recognition in autonomous vehicles
• Designed and implemented deep learning models for object detection and classification

• Optimized algorithms for real-time processing of high-resolution images

• Collaborated with software engineers to integrate AI models into vehicle systems
Answered by AI
Add your answer

Q1. Question Based on Linked List
Add your answer
Q2. Question based on array
Add your answer

Q1. What is your experience
Ans. 
I have 3 years of experience in customer support roles, handling inquiries, resolving issues, and providing excellent service.
• 3 years of experience in customer support roles

• Handled inquiries and resolved issues

• Provided excellent customer service
Answered by AI
Add your answer

Employee management system

Q1. Difference between list and set , different data types in python , questions on dictionary
Add your answer
Q2. SQL and table related questions and project discussion
Add your answer

Logical reasoning 20 character