Light & Wonder Unity Developer Interview Questions and Answers

They asked LRU implementation of data structure

Q1. Reflection API in java
Ans. 
Reflection API in Java allows for inspecting and modifying classes, methods, fields at runtime.
• Reflection API provides a way to examine and modify the behavior of classes, methods, and fields at runtime.

• It allows access to class information, such as constructors, methods, fields, annotations, etc.

• Reflection can be used for dynamic loading of classes, invoking methods at runtime, and examining annotations.

• Example: Using...read more
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Q2. Memory management jvm
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Coding related to java collections

Q1. Familiar with Design patterns ?explain few
Ans. 
Design patterns are reusable solutions to common problems in software design.
• Design patterns help in creating maintainable and scalable code.

• Examples of design patterns include Singleton, Factory, Observer, and Strategy.

• Singleton pattern ensures a class has only one instance and provides a global point of access to it.

• Factory pattern creates objects without specifying the exact class of object that will be created.

• Obse...read more
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Q2. What is Mutilthreading,explain with examples
Ans. 
Multithreading is the ability of a CPU to execute multiple threads concurrently, allowing for improved performance and responsiveness.
• Multithreading allows multiple tasks to be executed simultaneously on a single CPU.

• Each thread has its own stack and program counter, but shares the same memory space.

• Examples include running multiple processes in a web server, handling user input while performing background tasks, and p
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Q1. 2 DSA questions was asked and Java Questions
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Q1. Questions on Kafka, Scalability
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Q1. Questions releated to past projects and Cassandra
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Systematic interview test

Q1. What is java and oops concepts
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Basic Aptitude and Computer Questions

Sudoku puzzle in Python

Q1. HR questions and Technical Basic questions on python
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Q2. Django Meta Class, Python list vs tuple , set vs frozen set
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3 online dsa questions easy to medium

Round duration - 90 Minutes
Round difficulty - Medium

The first round was scheduled in the evening time.
First of all interviewer introduced himself and after my introduction 
He directly shoot first DSA question. The question was easy but conceptual. I have solved some question with same concept and he ask me to share the screen and code in online compiler. Finally I was able to get correct output with all the use cases and I was like "Half work done!"
Then he asked me very core concepts of JavaScript along with that Some Output based questions.
Then finally he asked me theory questions on React along with my experience in React. 
The interviewer was very helpful as well as polite. I don't think if he will not help me during interview I could crack the interview

Q1. Admission in Ninja Gram
Ninja is shifting to a new place named NinjaGram. To take admission to the new school, the teacher gives him a sentence and asks him to check whether the sentence is a pangram.
A ...read more
Ans. 
Step 1 : I have used hashing concept to map occurrence of english alphabet.
Step 2 : I used Counter array with size 26 to find count of every alphabet. 
Step 3 : Traverse the array and if it's panagram append the output string with 1 else 0
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Q1. 4 Coding question to be solve live
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