Iris Software Technology Engineer Interview Questions and Answers

Q1. All questions regarding ABINITIO and DW concepts
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Q2. SQL and unix
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Q1. SQL and data warehouse concepts
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Q1. ABINITIO Questions
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Coding test and one to one discussion

Coding and Group Discussion

Q1. About the last company and projects and tolls which has been used in the projects.
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Q1. Explain multithreading in java
Ans. 
Multithreading in Java allows multiple threads to execute concurrently, improving performance and responsiveness.
• Multithreading is achieved by extending the Thread class or implementing the Runnable interface.

• Threads share the same memory space but have their own program counter, stack, and local variables.

• Java provides synchronized keyword and locks to prevent data corruption in multithreaded environments.

• Example: Cre...read more
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Q2. Explain lambdas in java
Ans. 
Lambdas in Java are anonymous functions that allow you to pass behavior as an argument to a method.
• Lambdas are used to implement functional interfaces with a single abstract method.

• They provide a concise way to write code by reducing boilerplate.

• Syntax: (parameters) -> expression or statement block

• Example: (int a, int b) -> a + b
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Q1. Good in java concepts and knowledge of Java 8 and above.
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Q2. Java 8 questions and Spring concepts.
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Q1. Functionality of your current project, role and responsibilities.
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