Wittyfeed Interview Questions and Answers

I was attended for technical f2f round for Android app developer, they asked to develop sample app with large json parsing in grid view. It's good and nice.

Q1. Once you successfully implemented coding, they will take technical f2f round. It will mainly in all topics of android.
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Q1. Why would you like to join us
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Q2. Why would u like to join us
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A simple Google form assignment to shortlist candidates

Q1. ML related questions
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Q2. Find duplicates in array
Ans. 
Use a hash set to find duplicates in an array of strings.
• Create a hash set to store unique elements.

• Iterate through the array and check if each element is already in the hash set.

• If it is, then it is a duplicate.

• Example: ['apple', 'banana', 'apple', 'orange'] should return 'apple' as a duplicate.
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It was good , 2 questions are there to code.

Q1. Cs fundamental, Projects, coding.
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Q2. A simple coding question of string using map
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Q1. What is React router. what does it do.
Ans. 
React Router is a popular routing library for React applications.
• React Router is used for handling navigation in React applications.

• It allows defining multiple routes in the application and rendering different components based on the URL.

• React Router provides components like BrowserRouter, Route, Switch, and Link for routing.

• Example: will render the About component when the URL
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Q2. Questions based on react basics.
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Was asked about a case study regarding cost and profit, interviewer was observing my logical thinking and approach towards the problem.
Basically they'll check if you are covering all aspects or not.

SQL easy to medium level

Q1. Data management intern , based in excel .interview questions
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SQL, excel, tableau , looker studio

Q1. What is your notice period.
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