Wingify Business Intelligence Analyst and Tableau Developer Interview Questions and Answers

Q1. Why should we hire you?
Ans. 
I have a strong background in JavaScript development and a proven track record of delivering high-quality projects.
• Extensive experience in JavaScript development

• Strong problem-solving and analytical skills

• Ability to work well in a team and collaborate effectively

• Proven track record of delivering high-quality projects

• Excellent communication and interpersonal skills
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Q1. Why should we hire you?
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Q1. What is Promise in JS?
Ans. 
Promise in JS is an object representing the eventual completion or failure of an asynchronous operation.
• Promises are used to handle asynchronous operations in JavaScript.

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

• Promises can be chained using .then() method to handle success and failure cases.

• Example: new Promise((resolve, reject) => { ... }).then(result => { ... }).catch(error => { ... });
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Q2. What is Call back?
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A callback is a function passed as an argument to another function to be executed later.
• Callback functions are commonly used in asynchronous programming to handle responses or events.

• Callbacks can be synchronous or asynchronous.

• Example: setTimeout function in JavaScript takes a callback function as an argument to be executed after a specified time.
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Yes, Aptitude test is so think and great full in my knowledge

The coding test is for HTML CSS for the frontend backend for the javascript

Q1. EXPLAINATION of DSP and SSP
Ans. 
DSP stands for Demand-Side Platform and SSP stands for Supply-Side Platform in the context of programmatic advertising.
• DSP is a platform used by advertisers to purchase ad inventory in real-time auctions.

• SSP is a platform used by publishers to sell their ad inventory to advertisers.

• DSPs and SSPs work together in programmatic advertising to automate the buying and selling of ad space.

• DSPs use data and algorithms to targ...read more
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Q1. Why do you want to work here
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Q1. Explain your previous work experience
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Leetcode easy-medium

Q1. What is Cyber Security and information security?
Ans. 
Cyber security is the practice of protecting systems, networks, and data from digital attacks.
• Cyber security involves implementing measures to prevent unauthorized access, data breaches, and other cyber threats.

• It includes technologies, processes, and practices designed to protect networks, devices, programs, and data from attack, damage, or unauthorized access.

• Examples of cyber security measures include firewalls, ant...read more
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Q2. What are the types of encryption?
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Types of encryption include symmetric encryption, asymmetric encryption, and hashing.
• Symmetric encryption: Uses the same key for both encryption and decryption, examples include AES and DES.

• Asymmetric encryption: Uses a pair of public and private keys for encryption and decryption, examples include RSA and ECC.

• Hashing: Converts data into a fixed-size string of bytes, examples include MD5 and SHA.
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Q1. Discuss 4 case study related to supply chain management.
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