JK Tech Senior Business Analyst Interview Questions and Answers

Q1. All about angular basic and deep questioning
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Q1. Basic routing and SPA
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Q1. Detail qbout angular and node js
Ans. 
Angular is a front-end framework while Node.js is a back-end runtime environment.
• Angular is used for building dynamic web applications with a focus on the client-side.

• Node.js is used for building server-side applications with JavaScript.

• Angular uses TypeScript for building applications while Node.js uses JavaScript.

• Angular has a large community and a lot of pre-built components while Node.js has a vast library of modul...read more
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Q1. Salary discussion as per interview
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Q1. What are Promises
Ans. 
Promises are objects representing the eventual completion or failure of an asynchronous operation.
• Promises are used in JavaScript to handle asynchronous operations.

• They can be in one of three states: pending, fulfilled, or rejected.

• Promises can be chained using .then() to handle success and .catch() to handle errors.

• Example: Fetching data from an API returns a Promise that resolves with the data or rejects with an erro
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Q2. Is Node.js Single Threaded or Multiple Threaded
Ans. 
Node.js is single threaded, but uses multiple threads for I/O operations.
• Node.js uses a single thread to handle all JavaScript code execution.

• It uses multiple threads from a thread pool to handle I/O operations asynchronously.

• This allows Node.js to handle high concurrency without blocking the main thread.

• Example: When reading a file, Node.js will use a separate thread from the pool to perform the I/O operation.
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Reverse the Array of Strings

Q1. There were multiple questions on azure cloud and projects i worked on
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Q2. Sql queries and scenario based azure questions
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Q1. What do understand by E-commerce and how is different from m-commerce?
Ans. 
E-commerce refers to buying and selling goods and services over the internet, while m-commerce involves transactions conducted through mobile devices.
• E-commerce involves online transactions through websites or online platforms.

• M-commerce refers to transactions conducted through mobile devices like smartphones or tablets.

• E-commerce can include online shopping, online banking, online ticket booking, etc.

• M-commerce can in...read more
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Q2. What do you understand by cloud storage? Give a few examples of cloudstorage services?
Ans. 
Cloud storage is a service where data is remotely maintained, managed, and backed up. Examples include Google Drive, Dropbox, and iCloud.
• Cloud storage is a service where data is stored on remote servers accessed over the internet.

• It allows users to store and access data from any device with an internet connection.

• Examples of cloud storage services include Google Drive, Dropbox, iCloud, OneDrive, and Amazon S3.
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Q3. What New features would you like to recommend ola/uber to introduce?
Ans. 
I would recommend Ola/Uber to introduce a carpooling feature to promote sustainability and reduce traffic congestion.
• Introduce a carpooling option in the app to allow users to share rides with others going in the same direction

• Implement a rating system for carpooling to ensure safety and reliability

• Offer discounts or incentives for users who choose the carpooling option

• Partner with companies or organizations to promote...read more
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Q4. Write an essay a) Digitisation and it's impact on economy. b) Topic of your choice
Ans. 
Digitisation has revolutionized the economy by increasing efficiency, accessibility, and connectivity.
• Digitisation has led to increased efficiency in business operations through automation and streamlining of processes.

• It has improved accessibility to goods and services through online platforms, reaching a wider customer base.

• Digitisation has enhanced connectivity among businesses, customers, and stakeholders, facilita...read more
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Aptitude qsn with psuedocode

Q1. About analyst role
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Q1. Basic salary discussion
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Pattern questions and aptitude questions

Q1. Technical questions related to puzzles,web dev basics and few questions related to programming.
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Q2. Questions related to business and management
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Q1. Questions related to resume and projects and mainly focus on communication
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