Playto Labs Robotics Engineer Interview Questions and Answers

Q1. About basic info tech
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Q2. Database,sql,oracle
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Q1. How will you sell ice cream in winters
Ans. 
By offering warm toppings and promoting it as a cozy treat, we can sell ice cream in winters.
• Offer warm toppings like hot fudge, caramel, or toasted nuts

• Promote it as a cozy treat to enjoy indoors

• Create seasonal flavors like peppermint or gingerbread

• Offer discounts or bundle deals to incentivize purchases

• Partner with local businesses to cross-promote winter activities and ice cream
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Q1. Sell me an ice tea in a cold hill station.
Ans. 
Refreshing ice tea is the perfect drink to enjoy in the cool hill station weather.
• Highlight the refreshing and cooling properties of ice tea

• Emphasize the versatility of ice tea - can be enjoyed hot or cold

• Mention the variety of flavors available, such as lemon, peach, or mint

• Suggest pairing the ice tea with local snacks or pastries for a complete experience
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Q2. Sell me an branded car.
Ans. 
Experience luxury and performance like never before with our top-of-the-line branded car.
• Our branded car offers cutting-edge technology for a seamless driving experience.

• Experience unparalleled comfort with premium leather seats and state-of-the-art amenities.

• Enjoy powerful performance with a high-performance engine that delivers top-notch speed and acceleration.

• Stand out on the road with a sleek and stylish design tha...read more
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Q3. General HR questions
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Data structures, particularly strings, play a crucial role in problem-solving.

Q1. Please tell me about yourself.
Ans. First of all , thank you! For this opportunity to introduce my self. I am Akash kumar kushwaha, I was born in bihar 2001 , but I live in ghaziabad now. I m currently pursuing my b.tech from IMS engineering college ghaziabad. And I completed my 10th and 12th from co-operative uchh vidyalaya jagdishpur with score 60% in 10th and 65% in 12th . And my hobby is playing cricket and travelling.
Answered by AKASH KUMAR KUSHWAHA
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Q2. Why should we hire you?
Ans. 
I have a strong technical background, excellent problem-solving skills, and a passion for software development.
• I have a Bachelor's degree in Computer Science and 5 years of experience in software development.

• I am proficient in multiple programming languages such as Java, Python, and JavaScript.

• I have a track record of delivering high-quality code on time and within budget.

• I am a quick learner and always eager to stay u...read more
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Q3. What are your strength and weakness .
Ans. 
Strength: Problem-solving skills, Weakness: Impatience
• Strength: Strong problem-solving skills demonstrated through successful projects

• Weakness: Impatience when tasks take longer than expected, working on improving patience through time management techniques
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Q4. Why did you choose career in software developer.
Ans. 
Passion for problem-solving and creating innovative solutions drove me to pursue a career in software development.
• Fascination with technology and its potential to improve lives

• Enjoyment of logical thinking and coding challenges

• Desire to constantly learn and adapt in a fast-paced industry

• Previous experience in programming projects or internships
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Q1. What is your area of expertise in programming languages?
Ans. 
My area of expertise in programming languages is in web development, specifically with JavaScript, HTML, and CSS.
• Proficient in JavaScript for client-side scripting and server-side development with Node.js

• Experienced in building responsive and interactive web applications using HTML and CSS

• Familiar with popular frameworks and libraries like React, Angular, and Bootstrap
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Q2. What is JavaScript, and what are its benefits?
Ans. 
JavaScript is a high-level, interpreted programming language used for creating interactive websites.
• JavaScript is commonly used for client-side web development.

• It allows for dynamic content updates without reloading the page.

• JavaScript can be used to create interactive elements like forms, animations, and games.

• It is supported by all major web browsers.

• JavaScript can also be used for server-side development with Node.j...read more
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Q1. Basic Java, Spring, SQL And high level design scenario based
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Q2. What are the advantages of using Autowired in Spring, and can the Singleton pattern be utilized within the Spring framework?
Ans. 
Autowired simplifies dependency injection in Spring, promoting loose coupling and easier testing.
• Automatic Dependency Injection: Autowired automatically resolves and injects dependencies, reducing boilerplate code.

• Loose Coupling: Promotes a decoupled architecture, making it easier to swap implementations without changing the client code.

• Easier Testing: Facilitates unit testing by allowing mock dependencies to be inject...read more
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Q3. What actions can be taken to reduce Elasticsearch latency without modifying the code when latency increases?
Ans. 
Optimize Elasticsearch performance by adjusting settings and infrastructure without code changes.
• Increase the number of replicas to distribute search load, improving read performance.

• Adjust the refresh interval to reduce the frequency of index refreshes, which can lower latency during heavy write operations.

• Optimize shard allocation by ensuring shards are evenly distributed across nodes to prevent bottlenecks.

• Utilize c...read more
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Q4. Design pattern 1) factory 2) singleton 3) observer 4) Repository
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