Basamh Trading Company Senior Software Engineer Interview Questions and Answers

Q1. Return k the element from the end of a linked list
Ans. 
Return the kth element from the end of a linked list
• Traverse the linked list to find the length of the list

• Calculate the position of the kth element from the beginning

• Traverse the list again to find the kth element from the end
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Q2. Code snippt of oops
Ans. 
Object-oriented programming is a programming paradigm based on the concept of objects, which can contain data and code.
• Encapsulation: bundling data and methods that operate on the data into a single unit

• Inheritance: creating new classes based on existing classes

• Polymorphism: the ability for objects to be treated as instances of their parent class
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Q1. Go Lang related questions
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Q2. System architecture
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Q1. What is oops concept. How hashmap works
Ans. 
OOPs concept is a programming paradigm based on the concept of objects, which can contain data in the form of fields and code in the form of procedures.
• OOPs stands for Object-Oriented Programming

• It focuses on creating objects that interact with each other to solve a problem

• Encapsulation, inheritance, polymorphism, and abstraction are key principles of OOPs

• HashMap in Java is a data structure that stores key-value pairs

• I...read more
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Q1. What are design patterns you have worked in your project
Ans. 
I have worked with design patterns such as Singleton, Factory, Observer, and Strategy in my projects.
• Singleton pattern was used to ensure only one instance of a class is created.

• Factory pattern was used to create objects without specifying the exact class of object that will be created.

• Observer pattern was used to define a one-to-many dependency between objects so that when one object changes state, all its dependents ...read more
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Q1. Are you able to work in hybrid mode
Ans. 
Yes, I am able to work in hybrid mode which involves a combination of remote and on-site work.
• Experienced in collaborating with remote team members using communication tools like Slack, Zoom, and Jira

• Comfortable with switching between working on-site and remotely based on project requirements

• Adaptable to different work environments and able to maintain productivity in both settings
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Q1. Ledger details posting profile
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Q2. Fixed Asset project management and accounting
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Q1. Minimum in Rotated Sorted array
Ans. 
Find the minimum element in a rotated sorted array.
• Perform binary search to find the pivot point where the array is rotated.

• Compare the element at pivot point to the first element to determine which half to search for the minimum.

• Continue binary search in the appropriate half to find the minimum element.
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Q2. API and DB Schema for Instagram based application.
Ans. 
API for Instagram application to interact with user data and DB schema to store user information and posts.
• API endpoints for user authentication, posting photos, liking photos, following users, etc.

• DB schema with tables for users, posts, comments, likes, followers, etc.

• Example API endpoint: /users/{userId}/posts to retrieve all posts by a specific user.

• Example DB schema: Users table with columns for username, email, pr
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Q1. Resume introspection, AWS, K8s
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Q1. All about hoisting
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Q2. UseMemo, UseCallback in Detail
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Q1. What is CSS Sprite
Ans. 
CSS Sprite is a technique used to combine multiple images into a single image to reduce the number of server requests.
• CSS Sprite helps in reducing loading time by reducing the number of HTTP requests.

• It involves combining multiple images into one larger image and then using CSS to display only the portion of the image needed.

• This technique is commonly used for icons, buttons, and other small images on websites.

• By using...read more
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Q2. Object Oriented Programming
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General GD for test communication skill