LexisNexis Risk Solutions Software Engineer III Interview Questions and Answers

Q1. What is jdk, string related questions, basic java oops questions?
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Q1. It start with technical screening.
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Q2. Exaplain about you last project role
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Q3. What is dead lock
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Deadlock is a situation in which two or more competing actions are each waiting for the other to finish, preventing any of them from completing.
• Occurs in multi-threaded or distributed systems

• Caused by resource contention and circular wait

• Can be prevented by proper resource allocation and avoiding circular wait

• Example: Process A holds resource X and waits for resource Y, while process B holds resource Y and waits for re
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Q4. What is pagination
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Pagination is the process of dividing content into separate pages to improve user experience and optimize loading times.
• Pagination is commonly used in websites to display a large amount of data in manageable chunks.

• It allows users to navigate through different pages of content, typically with 'Next' and 'Previous' buttons.

• Pagination can also include options to jump to specific pages or adjust the number of items displa...read more
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Q1. This was the final round with client in which they took interview based on skills mentioned in resume
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Q1. Data sharding, hld, slices, index, goroutines, why mongodb database, arrays,
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General aptitude questions

Basic DSA questions(Arrays, Sorting etc)

Q1. Project discussion
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Q2. Questions around android development
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Q3. OOPS in depth questions
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Topics:
Python, Django, MySQL, Automation, Technical questions

Q1. Topics: Python, Django, MySQL, Automation, Technical questions
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Q2. Explain Django Architecture
Ans. 
Django follows Model-View-Controller (MVC) architectural pattern.
• Django has a high-level architecture that follows the Model-View-Controller (MVC) architectural pattern.

• The Model layer represents the database schema and business logic.

• The View layer is responsible for rendering the templates and presenting the data to the user.

• The Controller layer handles the user's input and interacts with the Model and View layers.

• Dj...read more
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Q3. Difference between XML and JSON
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XML is a markup language while JSON is a lightweight data interchange format.
• XML uses tags to define elements while JSON uses key-value pairs.

• XML is more verbose and complex than JSON.

• JSON is easier to read and parse than XML.

• XML supports namespaces and validation while JSON does not.

• XML is widely used in web services and document exchange while JSON is preferred for data exchange between applications.
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There will be 3 coding questions. They are of medium and hard level.

Q1. Sort array consisting 0's 1's and 2's without inbuilt functions
Ans. 
Sort an array of 0's, 1's, and 2's without using inbuilt functions.
• Use three pointers to keep track of the last index of 0's, 1's, and 2's

• Iterate through the array and swap elements based on their value

• Continue until all elements are sorted
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Q1. Os cn related questions
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Q1. Java questions and general hr questions
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Q1. Basic ios Questions No DS questions
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Q2. Basic swift quesions
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Q3. In App Purchase
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Q4. Hardware Device connectivity
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