Aristocrat Technologies Senior Engineer 1 Interview Questions and Answers

Q1. What are the pillars of OOPS?
Ans. 
The pillars of OOPS are Inheritance, Encapsulation, Abstraction, and Polymorphism.
• Inheritance allows a class to inherit properties and behavior from another class.

• Encapsulation restricts access to certain components within a class, protecting the data from outside interference.

• Abstraction hides the complex implementation details and only shows the necessary features to the user.

• Polymorphism allows objects to be treated...read more
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1 hour, 22 questions related to Java Spring Boot, SQL, and Hibernate, also one DSA Question, implementation of a card board game.

Required to write codes in python

Required to write codes in python

Q1. Time to tackle difficulties
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Q2. Time to learn things outside school
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Q1. Merge sorted arrays
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Q1. Checking cache using python
Ans. 
Use Python's built-in 'functools' module to check cache for function results.
• Import 'functools' module

• Use 'lru_cache' decorator to cache function results

• Specify 'maxsize' parameter to limit cache size

• Use 'cache_info()' method to get cache statistics
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Q1. What is bug in any application?
Ans. 
A bug in an application is an error, flaw, failure, or fault in the software code that causes it to produce incorrect or unexpected results.
• Bugs can range from simple syntax errors to complex logic issues.

• Common types of bugs include logic errors, syntax errors, and runtime errors.

• Examples of bugs include a calculator app displaying incorrect results, a website crashing when a specific button is clicked, or a game free
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Q1. What is the life cycle of bug?
Ans. 
Bug life cycle includes identification, reporting, fixing, retesting, and closing.
• Identification: Bug is identified by testers during testing.

• Reporting: Testers report the bug to developers.

• Fixing: Developers fix the bug in the code.

• Retesting: Testers retest the fixed bug to ensure it is resolved.

• Closing: Once bug is confirmed fixed, it is closed.
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Q1. Why team bonding is needed for healthy work culture?
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1. Question regarding Strings and maths .

Q1. Design twitter.
Ans. 
Design a social media platform for microblogging and sharing short messages.
• User profiles with bio, profile picture, and followers/following counts

• Ability to post tweets with text, images, and videos

• Timeline to view tweets from followed users

• Hashtags and mentions for organizing and interacting with content

• Like, retweet, and reply functionalities for engagement
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Basic coding test like palindrome, series,arrays

Q1. Logical questions,puzzle, behavioural round, introduction
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General coding questions

Q1. Related technical question
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