Optum Global Solutions Full Stack Software Developer Interview Questions and Answers

Q1. Consumer producer
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Q2. Garbage collection
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Q3. Features of java 8
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Java 8 introduced several new features including lambda expressions, functional interfaces, streams, and default methods.
• Lambda expressions allow for more concise code and easier parallel programming.

• Functional interfaces enable the use of lambda expressions.

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

• Default methods allow interfaces to have method implementations.

• Optional cl...read more
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Was easy. hashmap array question

Easy apti questions.

Q1. Springboot -all questions relevant to springboot were asked
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Quantitive aptitude, reasoning

Q1. Tell me about yourself
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Q2. What is your weakness and strength?
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Q3. Why should I hire you
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Q1. Programming related questions
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For a fresher there will be aptitude interview

Q1. There will be technical questions in the round 2
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Q2. 1.What is jvm jre and jdk 2.what is null and its value 3.what is pass by reference 4.what is regular expression
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1. JVM is a virtual machine that executes Java bytecode. JRE is a runtime environment that includes JVM and libraries. JDK is a development kit that includes JRE and tools for developing Java applications. 2. Null is a special value that represents the absence of a value. Its value is typically used to indicate that a variable does not refer to any object. 3. Pass by reference is a method of parameter passing where the...read more
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Q1. Always remember to flow- up
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