Pragmatic Play Interview Questions, Process, and Tips

Q1. Tell about your self
Ans. 
I am a dedicated SQL Developer with 5 years of experience in database management and optimization.
• 5 years of experience in SQL development

• Proficient in database management and optimization

• Strong knowledge of SQL queries and performance tuning

• Experience with ETL processes and data warehousing

• Familiar with various database technologies such as MySQL, Oracle, and SQL Server
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Q2. Complex scenario faced in your entire career
Ans. 
Migrating a complex database with millions of records to a new system without downtime
• Developed a detailed migration plan to ensure data integrity and minimize downtime

• Used tools like AWS Database Migration Service to streamline the process

• Implemented thorough testing and validation procedures before and after the migration

• Collaborated closely with stakeholders to communicate progress and address any issues

• Successfully...read more
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Q1. Redux store ployphil
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Q1. React Basic questions even interviewer is not knowing about react 😂😂
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Q1. Interviews are conducted not properly
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Standard Leetcode medium questions and case studies for system design.

Asking about the reasoning and aptitude.

Q1. What ai the purpose of java
Ans. 
Java is a programming language used to create applications that can run on any platform.
• Java is used to develop desktop, web, mobile, and enterprise applications.

• It is known for its platform independence, allowing programs to run on any device with a Java Virtual Machine (JVM).

• Java is object-oriented, making it easier to organize and manage code.

• It is widely used in the development of Android apps, server-side applicat
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Q2. What is Oops concept
Ans. 
Oops concept stands for Object-Oriented Programming System. It is a programming paradigm based on the concept of objects.
• Oops concept focuses on creating objects that contain both data and methods to manipulate that data.

• It allows for encapsulation, inheritance, and polymorphism.

• Encapsulation refers to the bundling of data with the methods that operate on that data within a single unit.

• Inheritance allows a class to inh...read more
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Q3. Explain hash map internal working
Ans. 
Hash map is a data structure that stores key-value pairs and uses a hash function to map keys to their corresponding values.
• Hash map uses a hash function to determine the index of the key-value pair in the underlying array.

• Collisions can occur when multiple keys hash to the same index, which is resolved using techniques like chaining or open addressing.

• Hash map provides constant time complexity O(1) for insertion, dele
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Q4. Asking about the concurrent modification exception.
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Q1. Explain the JDBC concept and templates
Ans. 
JDBC is a Java API for connecting and executing SQL queries on a database. Templates provide reusable code for common database operations.
• JDBC stands for Java Database Connectivity, allowing Java programs to interact with databases.

• JDBC provides classes and interfaces for connecting to a database, sending queries, and retrieving results.

• JDBC templates are pre-defined code structures that simplify common database operat...read more
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Q2. What are type of JDBC connections
Ans. 
There are two types of JDBC connections: Type 1 and Type 4.
• Type 1: JDBC-ODBC bridge driver, requires ODBC driver to connect to the database

• Type 4: Direct-to-database pure Java driver, no need for additional software

• Type 4 is more commonly used due to better performance and platform independence
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Q3. What is the servlet life cycle
Ans. 
The servlet life cycle refers to the stages a servlet goes through from initialization to destruction.
• Initialization: Servlet is loaded, instantiated, and initialized.

• Servicing client requests: Servlet handles client requests by calling service() method.

• Destruction: Servlet is removed from service and destroyed by the container.
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Write a palindrome program

They game one exception which are they faced in their local environment.
They gave their laptop and access the tools
They ask what should you in this situation

Q1. They are asking Current ctc
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Q2. What you are expecting from us
Ans. 
I am expecting a supportive work environment, opportunities for growth, and challenging technical issues to solve.
• Supportive team to collaborate with

• Opportunities for professional development and training

• Challenging technical issues to solve, such as complex network configurations or software bugs
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Q1. They should ask about the memory leakagees in java
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Q2. They should ask the how you manage the external pressure and how you deliver your fixes ider the pressure.
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