Hotel Diamond Interview Questions and Answers

Q1. JavaScript basic ques
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Q2. Var vs const vs let
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Coding interview basic level nothing more required for this

Basic coding not more relevant in the whole process

Q1. Okish not that hard
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Q1. Self Introduction
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Q1. Worst and very cunning interviewer
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Q1. In This bank are no lead available branch manager are the fool are allowes tlacking about business
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Q2. Claster is mad don’t join this company
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Q3. Bad tipe of question how many girl friends
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Q4. How many female friends I have
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Q5. How much time I break up
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Bad atmosphere and the bad behaviour of the person of the bank

One question related to object-oriented programming and one question related to data structures and algorithms.

Q1. DSA - 2 questions need to solve in 45 min with optimal solution one based on recursion and another is based on 2 pointers.
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Q1. Can you describe the system design for the checkout feature on Amazon, including the request body, API calls, load balancing, database caching, and content delivery network (CDN) considerations?
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Q1. Questions regarding your resume, previous company project work, and behavioral topics.
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Q1. What is the Singleton pattern ? in how many ways can this pattern be broken ?
Ans. 
Singleton pattern ensures a class has only one instance and provides a global point of access to it.
• Singleton pattern can be implemented by making the constructor private and providing a static method to access the instance.

• The pattern can be broken by using reflection to access the private constructor and create multiple instances.

• Another way to break the Singleton pattern is by using multiple class loaders in Java.

• Th...read more
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Q2. What is the internal implementation of hashmap? Let's assume that you want to store duplicate keys in the hashmap, how can we achieve the same in hashmap ?
Ans. 
HashMap internally uses an array of linked lists to store key-value pairs. To store duplicate keys, we can use a custom implementation of HashMap.
• HashMap internally uses an array of linked lists to handle collisions.

• To store duplicate keys, we can create a custom HashMap implementation that allows multiple values for the same key.

• One approach is to use a HashMap with values as lists, where each key can have multiple va
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Q1. What microservices patterns are you aware ? let's assume that there is a microservice based architecture and service A is calling service B which in turn service C. If service b fails, how will you manage ...read more
Ans. 
Use compensating transactions and distributed tracing for managing transaction and logging in case of service B failure.
• Implement compensating transactions to rollback changes made by service B in case of failure.

• Use distributed tracing to track the flow of requests and identify where the failure occurred.

• Implement retry mechanisms to handle transient failures in service B.

• Use circuit breakers to prevent cascading fail...read more
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Q2. System Design question : Design a booking wesite for.eg: bookin.com ?
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Q1. Hdfc bank job retirement
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Q2. I am applying for this your company job
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Q3. I am Interested this job
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Q4. What is process this company
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Q5. My profile this mach your company
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Q1. Hr giving training then ur work easily that all
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Q1. This not play ground this is only business
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Q1. Nothing only training then ur talent for field explain the product for customer
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Q1. This company is different to another
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Q2. Yes because company was so good
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Q1. Good communication skills
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