Oracle Project Lead Interview Questions and Answers for Experienced

Java programing from basic to advance concepts.

Next level of Java coding and sql and test scenarios case stude

Q1. What are you weakness
Ans. 
One of my weaknesses is that I can be overly critical of my own work.
• I tend to be a perfectionist and can spend too much time on a task to ensure it is flawless.

• I sometimes struggle with delegating tasks because I want to make sure they are done correctly.

• I am working on improving my ability to accept constructive criticism and not take it personally.
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Reverse a linked list with and without recursion

Array related question and check if binary tree is bst

Q1. Design singleton and observer pattern
Ans. 
Singleton pattern ensures a class has only one instance, while observer pattern allows multiple objects to listen and react to changes in a subject.
• Singleton pattern involves a private constructor, a static method to access the instance, and a static variable to hold the instance.

• Observer pattern involves a subject that maintains a list of observers, and notifies them of any state changes.

• Example of singleton pattern: ...read more
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Q1. About current work and experience.
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Q1. Mostly was based on Java and Selenium.
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Q1. Mostly the questions were based on previous experience and personality analysis.
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