Backbase Senior QA Engineer Interview Questions and Answers

There will be 3 coding questions given to us for solving,we need solve two questions compulsory.

Q1. Introduce yourself
Ans. 
I am a software engineer with 5 years of experience in developing web applications using Java, Spring, and Angular.
• 5 years of experience in software development

• Proficient in Java, Spring, and Angular

• Strong problem-solving skills
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Q2. Questions related to frontend
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Questions were high level

Q1. Write an SQL query to fetch duplicates.
Ans. 
SQL query to fetch duplicates
• Use GROUP BY and HAVING clause to identify duplicates

• Select columns to be checked for duplicates

• Example: SELECT column_name, COUNT(*) FROM table_name GROUP BY column_name HAVING COUNT(*) > 1;
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Q2. Write SQL query to fetch nth highest Salary.
Ans. 
SQL query to fetch nth highest Salary
• Use the ORDER BY clause to sort the salaries in descending order

• Use the LIMIT clause to fetch the nth highest salary

• Consider handling cases where there might be ties for the nth highest salary
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Q1. Java,oop, microservice, JPA
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Q2. Spring boot , MySQL
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Q1. Java, spring boot
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Q2. Microservice, rest api
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Q1. Tell me about yourself?
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