Western Union Java Developer Interview Questions and Answers

Few programs to write and execute

Q1. All about microservices and spring boot
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Q2. Hibernate related they asked many questions
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3 Questions Medium Level

Q1. Java Coding Question Hard Level
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Q1. HLD for rental property website
Ans. 
High-level design for a rental property website
• Use case analysis to identify key functionalities such as property listing, search, booking, payment

• Design a user-friendly interface with filters, maps, and photos for property listings

• Implement a secure payment gateway for online transactions

• Utilize a database to store property details, user information, and booking history
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Q1. Modified binary search
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Q1. Check if braces are balanced
Ans. 
Check if braces are balanced in a given string
• Use a stack to keep track of opening braces

• Iterate through the string and push opening braces onto the stack

• When a closing brace is encountered, pop from the stack and check if it matches the corresponding opening brace

• If stack is empty at the end and all braces are matched, then the braces are balanced
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Q1. Puzzles - How to track 1.5 hours with 2 candles that burn for 1 hour each without cutting in half.
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Q1. Mental trauma and frustrated scenarios Even after solving 3 Link list coding problem and 20+ technical questions, and then following up about 20 times, and even after calls and emails, there has been no...read more
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Q2. Even after solving 3 coding problem and 20+ technical questions, and then following up about 20 times, and even after calls and emails, there has been no response. Would it be appropriate for me to post ...read more
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