iSmart Business Solutions Interview Questions and Answers

Q1. System Design and scalability related topics
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Q2. Node js Questions
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Q3. Datastructures from 2 pointers topic
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Q1. Scenario based node js scalability question
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Q2. Basic node js and web applications questions
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Q3. All other random discussion on job location comfortable, slary discussion,etc etc all history discussion
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Q1. Can you provide details about the projects listed on your resume?
Ans. 
I have worked on various projects including a social media platform, an e-commerce website, and a task management application.
• Developed a social media platform using React for frontend and Node.js for backend

• Designed and implemented an e-commerce website with payment gateway integration

• Created a task management application using Angular and MongoDB for database
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Q2. What are the main concepts of Object-Oriented Programming (OOP)?
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Main concepts of OOP include encapsulation, inheritance, polymorphism, and abstraction.
• Encapsulation: Bundling data and methods that operate on the data into a single unit (object).

• Inheritance: Creating new classes based on existing classes, allowing for code reuse.

• Polymorphism: Objects of different classes can be treated as objects of a common superclass.

• Abstraction: Hiding complex implementation details and showing o
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A basic aptitude test was conducted comprising of java logical resoaning and maths.

It was a GD where along with discussion of particular topic some tech questions were also asked.

Q1. SQL type of joints.
Ans. 
SQL joints are used to combine rows from two or more tables based on a related column between them.
• Types of SQL joints include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN.

• INNER JOIN returns rows when there is at least one match in both tables.

• LEFT JOIN returns all rows from the left table and the matched rows from the right table.

• RIGHT JOIN returns all rows from the right table and the matched rows from the left t...read more
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Q1. What was your last project and the tables that were in the database.
Ans. 
My last project was a web application for a retail company. The database had tables for customers, products, orders, and inventory.
• Tables in the database: customers, products, orders, inventory

• Example: customers table had columns for customer ID, name, email, and address

• Example: products table had columns for product ID, name, price, and quantity

• Example: orders table had columns for order ID, customer ID, product ID, a...read more
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Q1. Profile and role diff
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Q2. Types of flows, exaplain
Ans. 
Types of flows in Salesforce include autolaunched flows, screen flows, and scheduled flows.
• Autolaunched flows are triggered by a process or record change

• Screen flows guide users through a series of screens to collect data

• Scheduled flows are set to run at specific times or intervals
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Q1. Coding of lwc, apex, aura , triggers
Ans. 
Coding in LWC, Apex, Aura, and Triggers is essential for Salesforce Developers.
• LWC (Lightning Web Components) - used for building UI components in Salesforce

• Apex - Salesforce's proprietary programming language for backend development

• Aura - Salesforce's previous framework for building UI components

• Triggers - used to perform custom actions before or after records are inserted, updated, or deleted
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Q2. Coding of inetegration
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Integration coding involves connecting different systems to work together seamlessly.
• Understand the APIs of the systems you are integrating

• Use middleware like MuleSoft or Boomi for complex integrations

• Consider data mapping and transformation requirements

• Implement error handling and logging for troubleshooting

• Test the integration thoroughly before deployment
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Q1. Salary excepetation
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Q2. Do you have any offer
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Q1. Life cycle of thread
Ans. 
Thread life cycle includes new, runnable, running, blocked, and terminated states.
• Thread is created in 'new' state

• It becomes 'runnable' when start() method is called

• Thread enters 'running' state when CPU starts executing its run() method

• It can go to 'blocked' state if it's waiting for a resource

• Finally, thread reaches 'terminated' state when run() method completes or stop() method is called
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Q2. İnternal working of hash map
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Hash map is a data structure that stores key-value pairs and uses a hash function to map keys to their corresponding values.
• Hash map consists of an array of buckets, each containing a linked list of key-value pairs.

• When inserting a key-value pair, the hash function is used to determine the index of the bucket where the pair should be stored.

• To retrieve a value, the hash function is used to find the corresponding bucket...read more
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Q1. Salary expectations
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Q2. Why I want to change the job
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Seeking new challenges, growth opportunities, and a better work-life balance.
• Looking for new challenges and opportunities to learn and grow

• Seeking a better work-life balance

• Interested in working with new technologies or in a different industry

• Wanting to advance career progression
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Q1. WHAT IS DERIVATIVES
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Derivatives are financial instruments whose value is derived from an underlying asset or group of assets.
• Derivatives can be used for hedging, speculation, or arbitrage.

• Examples of derivatives include options, futures, forwards, and swaps.

• Derivatives allow investors to take on risk or hedge against risk in the financial markets.
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Q2. HOW ECONOMIC CHANGES AFFECT MARKET
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Economic changes can have a significant impact on the market by influencing consumer behavior, investor sentiment, and overall business performance.
• Changes in interest rates can affect borrowing costs for businesses and consumers, impacting spending and investment decisions.

• Fluctuations in currency exchange rates can impact the competitiveness of exports and imports, affecting international trade.

• Changes in government ...read more
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DSA round with 2 questions

DSA with 2 questions

Q1. What are the challenges you have faced ?
Ans. 
I have faced challenges in debugging complex code, meeting tight deadlines, and adapting to new technologies.
• Debugging complex code: I have encountered issues with legacy codebases that required extensive debugging to identify and fix errors.

• Meeting tight deadlines: I have had to work under pressure to deliver projects on time, often requiring long hours and efficient time management.

• Adapting to new technologies: I hav...read more
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Q2. What are your expectation from the company
Ans. 
I expect the company to provide a challenging work environment, opportunities for growth, and a supportive team.
• Opportunities for professional development and growth

• A collaborative and supportive team environment

• Challenging and interesting projects to work on

• Competitive compensation and benefits package
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Q1. Can you tell me about yourself?
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Q2. What were your achievements in your previous company?
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