Valethi Technologies Shopify Developer Interview Questions and Answers

Logical and reasoning, Maths

Basic coding Java & C

Q1. Array and types
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Q2. Inheritance & OOPS
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Q1. Tell me about a project you have worked on
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Discuss cons and pro for is education important to become successful in life?

Good number of questions on permutations, english etc

Q1. What do you know about this company?
Ans. 
The company is a leading software development firm specializing in creating innovative solutions for various industries.
• Specializes in creating innovative software solutions

• Works with clients from various industries

• Known for high-quality and reliable products

• Has a strong team of experienced developers

• Focuses on staying up-to-date with the latest technologies
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Round duration - 70 minutes
Round difficulty - Medium

Timing: Window for 2 days
Environment: Online
Time: 50 Min. for 50 MCQ and 20 min for 2 Coding Questions

Q1. 
Number Pattern Problem Statement
Design a seating arrangement for a high-security meeting. There are 'N' rows of tables set up where the first row contains one table, the second row contains two tables, a...read more
Ans. 
Design a seating arrangement for a high-security meeting with specific table assignments for security personnel and guests.
• Create a loop to iterate through each row from 1 to N.

• Assign tables on either end of each row to security personnel.

• For rows with only one table, assign it to security personnel.

• Display the seating arrangement with the number of people at each table.

• Example: For 4 rows, the output pattern is 1, 11,
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Q2. 
Insert Interval Problem Statement
You are provided with a list of 'N' non-overlapping intervals, each defined by two integers, 'start' and 'end', sorted in ascending order by 'start' values. Your task is ...read more
Ans. 
The task is to insert a given interval into a list of non-overlapping intervals while maintaining sorted order.
• Iterate through the list of intervals to find the correct position to insert the given interval.

• Merge any overlapping intervals with the given interval.

• Update the list of intervals accordingly.

• Handle edge cases such as when the given interval completely overlaps with existing intervals.
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Round duration - 45 minutes
Round difficulty - Medium

Timing: Morning
Environment: On MS-Teams

Q1. 
Quick Sort Problem Statement
Sort the given array of integers in ascending order using the quick sort algorithm. Quick sort is a divide-and-conquer algorithm where a pivot point is chosen to partition the...read more
Ans. 
Quick sort is a divide-and-conquer algorithm that sorts an array by choosing a pivot point and partitioning the array into two parts recursively.
• Choose a pivot element (e.g., rightmost element) to partition the array into two subarrays.

• Recursively apply quick sort to the subarrays until the entire array is sorted.

• Time complexity can be optimized to NlogN in the worst case by selecting the pivot strategically.

• Ensure the...read more
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