Agoda Staff Engineer Interview Questions and Answers

DSA: Longest substring with unique char

Q1. Longest substring with unique char
Ans. 
Find the longest substring with unique characters in an array of strings.
• Iterate through each string in the array

• Use a set to keep track of unique characters in the current substring

• Update the longest substring length when encountering a duplicate character
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Q2. HLD for showing history of web page
Ans. 
Design a High Level Diagram (HLD) for displaying the history of a web page.
• Use a database to store historical data of the web page

• Implement a version control system to track changes

• Display historical versions with timestamps on the web page

• Allow users to revert to previous versions if needed
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1 hr interview, 1 dp question and other based on binary search

Q1. Basic details about current role
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Q2. Day to day activities
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1 Hour HackerRank test, I was expected to solve two problems, both are array based medium questions