Plus91 Technologies Project Manager Interview Questions and Answers

Q1. Java and micro service design patterns
Ans. 
Java and micro service design patterns involve structuring code for scalability and flexibility.
• Use of design patterns like Singleton, Factory, and Observer for creating microservices in Java.

• Implementing Circuit Breaker pattern to handle failures and prevent cascading failures in microservices architecture.

• Applying API Gateway pattern to manage and secure communication between microservices.

• Utilizing Service Registry ...read more
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Q2. Java 8 features and examples for implementation
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Java 8 introduced several new features such as lambda expressions, functional interfaces, streams, and default methods.
• Lambda expressions allow for more concise code by enabling functional programming.

• Functional interfaces are interfaces with a single abstract method, which can be implemented using lambda expressions.

• Streams provide a way to process collections of objects in a functional style.

• Default methods allow int...read more
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Q3. Spring boot application work knowledge
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Q4. GIT lab SCM operations
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Q5. Front end technology related questions
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Q1. Strecture of sql statement
Ans. 
SQL statements are used to interact with databases by performing operations like querying, updating, and deleting data.
• SQL statements are made up of keywords like SELECT, INSERT, UPDATE, DELETE, etc.

• They are structured in a specific order, with clauses like WHERE, ORDER BY, GROUP BY, etc.

• Tables are referenced using their names, and conditions are specified to filter data.

• Joins can be used to combine data from multiple
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Strong appitude knowledge is required.

Q1. String , arrays, oops
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Mathematical and logical questions including distance -time, work -time, reasoning, blood relation etc

Q1. Database queries including joins.
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DSA moderate question like string reverse, string rotation, frequency of letter in a string.

Simple questions of quant and coding output

3 coding question and one pattern question

Q1. Discussions on questions of prev round
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Q2. One SQL query need to implement
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MCQ - 20 (aptitude), 20(c+ and sql)

Pattern, array and sql questions

Asked scenario based questions

Q1. Scenario based questions
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