International Game Technology UI Developer Interview Questions, Process, and Tips

Machine coding round

Q1. Explain your project
Ans. 
Developed a web application for managing inventory and sales for a retail store
• Used React.js for front-end development

• Implemented Node.js for back-end functionality

• Utilized MongoDB for database management
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Q2. Tell me about yourself
Ans. 
I am a passionate software developer with experience in Java, Python, and web development.
• Experienced in Java, Python, and web development technologies

• Strong problem-solving skills

• Team player with excellent communication skills
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Emails to the host and guests.

Q1. Why you are perfect fit?
Ans. 
I have the necessary skills, experience, and passion for the role.
• I have relevant experience in the industry

• I possess the required skills and qualifications

• I am passionate about the work and eager to contribute

• I have a track record of success in similar roles
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Q2. Why you want to change?
Ans. 
Seeking new challenges and growth opportunities in a different environment.
• Desire for new challenges and learning experiences

• Opportunity for career advancement

• Seeking a better work-life balance

• Interest in exploring different industries or sectors
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Second number from array

Classes, oops, array, constructor

Q1. Write a code for copy constructor
Ans. 
A copy constructor is a special type of constructor that creates a new object as a copy of an existing object.
• Copy constructor should have a parameter of the same class type

• It is used to create a new object by copying the values of an existing object

• It is called when a new object is created from an existing object
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Q2. Write a code for virtual function
Ans. 
A virtual function is a member function that is declared within a base class and is redefined by a derived class.
• Declare a virtual function in the base class using the 'virtual' keyword.

• Override the virtual function in the derived class using the 'override' keyword.

• Use the base class pointer to call the virtual function, which will be resolved at runtime based on the actual object type.
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Q1. Design patterns
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Q2. Oops concept and implementation
Ans. 
Oops concept refers to Object-Oriented Programming principles and their implementation in software development.
• Oops concepts include inheritance, polymorphism, encapsulation, and abstraction.

• Inheritance allows a class to inherit properties and behaviors from another class.

• Polymorphism allows objects to be treated as instances of their parent class.

• Encapsulation hides the internal state of an object and only exposes nec...read more
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Q1. Gaming and network knowledge
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Gaming and network knowledge

Q1. Salary discussion
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Custom problem was given and asked to solve and discuss solution with the interviewer

Current project discussion with panel

Q1. Behaviour questions
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Round duration - 75 minutes
Round difficulty - Easy

This round was conducted in Hackerrank portal for a total duration of 75 minutes and was divided into 4 sections.

1st Section : Aptitude Section : 14 questions , 28 minutes
2nd Section : Technical Section : 12 questions , 17 minutes
3rd Section :1 coding Questions : 20 minutes+30 minutes

This Round was Conducted on Hackerrank (Webcam Enabled).

Q1. Given a problem statement and a code, how would you find and correct the bugs in the code?
Ans. 
To find and correct bugs in code, analyze problem statement, review code, use debugging tools, run test cases, and make necessary changes.
• Understand the problem statement and expected output

• Review the code for syntax errors, logical errors, and potential bugs

• Use debugging tools like breakpoints, print statements, and IDE features

• Run test cases to identify the bugs and verify the corrections

• Make necessary changes to the
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Q2. 
Count Nodes within K-Distance Problem Statement
Given a connected, undirected, and acyclic graph where some nodes are marked and a positive integer 'K'. Your task is to return the count of nodes such that...read more
Ans. 
Count the number of nodes within K-distance from marked nodes in a connected, undirected, acyclic graph.
• Create a graph using the given vertices and edges.

• Perform a BFS traversal starting from each marked node to find nodes within K-distance.

• Count the nodes within K-distance from all marked nodes and return the total count.
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Round duration - 90 minutes
Round difficulty - Medium

I was shared a link of Google Meet and the Google Docs was shared where there was 1 coding problem to be coded there and then the code was run on an IDE to check the sample tests.
Then the interview was followed by a lot of Operating System and Computer System Architecture Questions.
There were 2 Interviewers and both were helpful.
The timing was from 2:30 PM to 4:00 PM

Q1. 
Problem Statement: Largest Subarray with Equal Number of 0s and 1s
Given an array containing only 0s and 1s, determine the length of the longest contiguous subarray that has an equal number of 0s and 1s.
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Ans. 
Find the length of the longest subarray with equal number of 0s and 1s in a given array of 0s and 1s.
• Iterate through the array and maintain a running count of the difference between the number of 0s and 1s encountered so far.

• Store the count values in a hashmap with the index as the key.

• If the same count is encountered again, calculate the length of the subarray between the two occurrences.

• Return the maximum length foun
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Q2. Can you explain how the file system is stored on a disk and how it works?
Ans. 
File system is stored on disk using data blocks and metadata, organized in a hierarchical structure.
• File system is stored on disk using data blocks and metadata

• Data blocks contain actual file data, while metadata stores information about files and directories

• File system is organized in a hierarchical structure with directories containing files and subdirectories

• File system uses a file allocation table (FAT) or an index
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Q3. Can you distinguish between RISC and CISC architectures?
Ans. 
RISC focuses on simplicity and efficiency, while CISC emphasizes complex instructions and flexibility.
• RISC uses a small set of simple instructions, while CISC uses a large set of complex instructions.

• RISC architectures have a uniform instruction format, while CISC architectures have variable-length instructions.

• RISC architectures rely on optimizing compilers for performance, while CISC architectures have hardware optim...read more
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Round duration - 45 minutes
Round difficulty - Easy

The round was held on Google Meet with HR from 2:30 PM to 3:15 PM.
The HR was friendly and asked the basic questions.