SplashBI Associate Software Engineer Interview Questions and Answers

Given a list of integer find the longest increase sequence

Q1. Given a list of integer find the first non repeating integer using stream API of Java 8.
Ans. 
Find the first non-repeating integer in a list using Java 8 stream API.
• Use Java 8 stream API to group integers by count

• Filter out integers with count greater than 1

• Return the first non-repeating integer
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Q2. Questions on core java like how internationally string works, hashmap etc And questions on database like what is indexing How to optimize SQL queries etc
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Q1. Given a Map of fruits with there price as a key value pair respectively, find the fruit whose price is maximum using Java 8 Stream API.
Ans. 
Using Java 8 Stream API to find the fruit with maximum price in a Map of fruits.
• Use entrySet() method to get a stream of key-value pairs from the Map.

• Use max() method with Comparator.comparing() to find the entry with maximum price.

• Extract the key (fruit) from the entry with maximum price.
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Q2. Write a program to check whether the parenthesis are properly balanced or not, means for every opening brace these should be a closing brace present.
Ans. 
Program to check if parenthesis are properly balanced
• Use a stack data structure to keep track of opening parenthesis

• Iterate through the input string and push opening parenthesis onto the stack

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

• If stack is empty at the end and all parenthesis are matched, then the input has properly balanced parenthe
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Q3. Questions on core Java, Spring Boot, JPA, and Microservices you should have strong foundation in these topics questions asked like 1) what is API gateway 2) how 2 services communicate with eachother 3) ...read more
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