OodlesTechnologies Business Development Executive Interview Questions and Answers

Q1. What is eCommerce and Magento
Ans. 
eCommerce is the buying and selling of goods and services online. Magento is an open-source eCommerce platform.
• eCommerce allows businesses to reach a wider audience and sell products online

• Magento is a popular eCommerce platform used by businesses of all sizes

• Magento offers a range of features including customizable themes, payment and shipping options, and inventory management

• Magento is open-source, meaning it is free...read more
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Q2. Do you know about eCommerce platforms
Ans. 
Yes, eCommerce platforms are online platforms that facilitate buying and selling of goods and services.
• eCommerce platforms are used by businesses to sell their products or services online

• They provide features like product listings, shopping carts, payment gateways, and order management

• Examples of eCommerce platforms include Shopify, WooCommerce, Magento, and BigCommerce
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Q3. B2B vs B2C what are the differences.
Ans. 
B2B focuses on selling products/services to other businesses while B2C focuses on selling to individual consumers.
• B2B sales involve longer sales cycles and higher transaction values.

• B2C sales involve shorter sales cycles and lower transaction values.

• B2B sales require building relationships with decision-makers in other businesses.

• B2C sales require understanding consumer behavior and preferences.

• B2B sales often involve ...read more
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Q4. What is API and types of API
Ans. 
API stands for Application Programming Interface. It is a set of protocols and tools for building software applications.
• API allows different software applications to communicate with each other

• Types of API include: REST, SOAP, XML-RPC, JSON-RPC, and GraphQL

• REST API is the most commonly used type of API

• SOAP API uses XML for data exchange

• GraphQL API allows clients to specify the structure of the data they require
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Q1. Salary expectations and education
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Q1. Can you provide information about your previous company and the projects you completed during your college studies?
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Round duration - 30 minutes
Round difficulty - Medium

This was a MCQ round. 30 ques in 30 mins consisting of difficult quantitative aptitude questions were to be solved.

Round duration - 60 minutes
Round difficulty - Medium

In this test round, 2 coding questions were given. Either write the code or pseudo code

Q1. 
N Queens Problem
Given an integer N, find all possible placements of N queens on an N x N chessboard such that no two queens threaten each other.
Explanation:
A queen can attack another queen if they ar...read more
Ans. 
The N Queens Problem involves finding all possible placements of N queens on an N x N chessboard without threatening each other.
• Use backtracking algorithm to explore all possible configurations.

• Keep track of rows, columns, and diagonals to ensure queens do not threaten each other.

• Generate all valid configurations and print them out.
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Q2. 
Sort 0 1 2 Problem Statement
Given an integer array arr of size 'N' containing only 0s, 1s, and 2s, write an algorithm to sort the array.
Input:
The first line contains an integer 'T' representing the n...read more
Ans. 
Sort an array of 0s, 1s, and 2s in linear time complexity.
• Use three pointers to keep track of 0s, 1s, and 2s while traversing the array.

• Swap elements based on the values encountered to sort the array in-place.

• Time complexity should be O(N) and space complexity should be O(1).
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Round duration - 60 minutes
Round difficulty - Easy

This was a technical round with questions on DSA.

Q1. 
Reverse Words in a String: Problem Statement
You are given a string of length N. Your task is to reverse the string word by word. The input may contain multiple spaces between words and may have leading o...read more
Ans. 
Reverse words in a string while handling leading, trailing, and multiple spaces.
• Split the input string by spaces to get individual words

• Reverse the order of the words

• Join the reversed words with a single space in between
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Q2. 
Circular Linked List Detection
You are provided with the head of a linked list containing integers. Your task is to determine if the linked list is circular.
Note:
• A linked list is considered circula...read more
Ans. 
Detect if a given linked list is circular by checking if it forms a closed loop.
• Traverse the linked list using two pointers, one moving at double the speed of the other.

• If the two pointers meet at any point, the linked list is circular.

• If the faster pointer reaches the end of the list (NULL), the linked list is not circular.
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Round duration - 30 minutes
Round difficulty - Easy

HR round with typical behavioral problems.

The basic question is related to profit percentage, time and distance

Q1. Is the database schema of any type?
Ans. 
Yes, the database schema can be of various types such as relational, hierarchical, network, object-oriented, etc.
• Relational database schema is the most common type, using tables to store data with relationships between them.

• Hierarchical database schema organizes data in a tree-like structure.

• Network database schema allows multiple relationships between records.

• Object-oriented database schema stores data as objects with...read more
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BASIC DSA LIKE ARRAY AND STRING

Q1. System Design for Electric Charger app ?
Ans. 
System design for an electric charger app involves creating a user-friendly interface, integrating with payment systems, and ensuring efficient charging station management.
• Design a user-friendly interface for users to locate and reserve charging stations

• Integrate with payment systems for seamless transactions

• Implement efficient charging station management to monitor availability and maintenance

• Consider scalability for ...read more
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Q2. Design digram for that ?
Ans. 
Design diagram for a software developer role.
• Use UML diagrams to show class relationships and interactions

• Include components like classes, interfaces, relationships, and methods

• Consider using tools like Lucidchart or draw.io for creating the diagram
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Very basic aptitude questions along with few coding questions

Q1. A problem statement was given and we had to provide an optimal approach to design and handle that problem
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Q2. Oops concepts, SQL queries
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Arrays, basics. easy, some important topics in python and sql

Q1. SQL basics question learned in online or self
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Q2. Joins, groupby, clause, projection, having
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