Six Sigma Soft Solutions HR Recruiter Interview Questions and Answers

Q1. Java8 coding to filter the vowels
Ans. 
Using Java8 to filter vowels from an array of strings
• Use Java8 stream and filter to iterate through each string in the array

• Use a lambda expression to check if each character is a vowel

• Collect the filtered strings into a new array
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Q2. Java8, Multi Threading, Hibernate, JPA
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Asked to write a code related to transaction in java8

Q1. Java 8 spring boot question
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Q2. Problem solving in java 8
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Q1. Based on the project you worked on
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Q2. Problem solving in java and ds
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Q1. OOPS and Java 8 concepts
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Q2. Design Patterns like Singleton and how to create them
Ans. 
Singleton is a creational design pattern that ensures a class has only one instance and provides a global point of access to it.
• To create a Singleton, make the constructor private to prevent direct instantiation

• Create a static method that returns the instance of the class

• Use lazy initialization to create the instance only when it's needed

• Ensure thread safety by using synchronized keyword or double-checked locking

• Exampl...read more
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One coding question with 40-45 mcq

Q1. 2 coding questions from array
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Q2. In given array find the sum a*a+b*b=c*c
Ans. 
Use a nested loop to iterate through the array and check for the sum of squares of two elements equal to the square of a third element.
• Iterate through the array using a nested loop to compare all possible combinations of elements.

• Calculate the sum of squares of two elements and check if it equals the square of a third element.

• Return the elements if a match is found, otherwise continue iterating.
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Q1. Core java questions, springboot, one string coding question
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Q1. Basic core Java 8 concepts
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Q2. Spring boot concepts
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