Fiserv Interview Questions, Process, and Tips

Basic maths,logical reasoning

Q1. Sql queries,projects,fibonacci code
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Q1. Why do you want to join
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Q1. Tell about your cloud project?
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Q2. Explain which cloud u worked on ?
Ans. 
I have worked on AWS (Amazon Web Services) cloud platform.
• Utilized various AWS services such as EC2, S3, RDS, and Lambda

• Implemented infrastructure as code using CloudFormation

• Managed security groups and IAM roles for access control

• Optimized cost by utilizing spot instances and reserved instances
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Q1. What are the java 1.8 features?
Ans. 
Java 1.8 introduced several new features including lambda expressions, functional interfaces, streams, and default methods.
• Lambda expressions allow you to write code in a more concise and readable way.

• Functional interfaces are interfaces with a single abstract method, used for lambda expressions.

• Streams provide a way to work with sequences of elements and perform operations on them.

• Default methods allow interfaces to h...read more
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Q2. Write program to print element sorting by using java 8 feature.
Ans. 
Program to print elements sorted using Java 8 features
• Use Stream API to sort the elements

• Use lambda expressions for sorting

• Use the sorted() method to sort the elements
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Q1. Mostly related to your last project
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Q2. Oracle performance
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Q3. Some Select queries related to Aggregate function
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Q1. Basi questions on resume
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Q1. Javascript question based on finding median
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Q2. React hooks and context api
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Java coding test by hackerrank

Q1. Technical question on java, selenium, api testing
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Q1. Basic questions on qa process
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Q1. Salary discussion
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