Intellect Design Arena Interview Questions, Process, and Tips for Experienced

Q1. I was not asked anything in interview. I just had Hackethon and GD.
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Q2. I was fresher so no question just GD
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Q1. Last work experience in BFSI domain
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I worked as a Presales Consultant in the BFSI domain, focusing on client engagement and solution design.
• Engaged with clients to understand their business needs and challenges in the BFSI sector.

• Developed tailored solutions that addressed specific pain points, such as risk management and compliance.

• Collaborated with cross-functional teams to create compelling presentations and demos for potential clients.

• Utilized data a...read more
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Q2. Understanding of Microservices
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Microservices are an architectural style that structures an application as a collection of loosely coupled services.
• Microservices enable independent deployment of services, allowing for faster updates and scalability.

• Each microservice can be developed using different programming languages or technologies, e.g., a payment service in Java and a user service in Python.

• Microservices communicate over lightweight protocols, ...read more
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Q1. Different types of collections
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Different types of collections include lists, sets, maps, and queues.
• Lists: Ordered collection of elements, allows duplicates (e.g. ArrayList, LinkedList)

• Sets: Unordered collection of unique elements (e.g. HashSet, TreeSet)

• Maps: Key-value pairs collection, keys are unique (e.g. HashMap, TreeMap)

• Queues: FIFO (First In First Out) collection (e.g. LinkedList, PriorityQueue)
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Q2. Writing join queries
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Q1. Giving brief overview of project
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Q2. No technical questions asked
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Q1. Angular basic questions
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Q2. Latest version of angular
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Q1. Previous work experience
Ans. 
I have over five years of experience in software development, focusing on web applications and backend systems.
• Developed a web application for e-commerce using React and Node.js, improving user engagement by 30%.

• Led a team of 4 developers in creating a healthcare management system, streamlining patient data processing.

• Implemented RESTful APIs for mobile applications, enhancing data retrieval speed by 25%.

• Worked with Ag...read more
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Q2. Latest version in angular
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The latest version of Angular is Angular 15, released in November 2022, featuring enhanced performance and new features.
• Angular 15 introduced standalone components, simplifying module management.

• Improved image optimization with the new 'ngOptimizedImage' directive.

• Enhanced developer experience with better error messages and debugging tools.

• Support for 'reactive forms' has been improved for better performance.

• New featur...read more
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Q1. What is difference between == and .equals in java
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In Java, == is used for comparing reference equality, while .equals() is used for comparing object equality.
• == compares memory addresses of two objects

• .equals() compares the actual contents of the objects

• For primitive data types, == compares values, while for objects, it compares references

• Example: String str1 = new String("hello"); String str2 = new String("hello"); str1 == str2 will be false, but str1.equals(str2) wi
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Q2. What is difference between hash map and hash table
Ans. 
HashMap is non-synchronized and not thread-safe, while HashTable is synchronized and thread-safe.
• HashMap allows null values and one null key, while HashTable does not allow null keys or values.

• HashMap is faster than HashTable as it is non-synchronized, but HashTable is safer for use in multi-threaded environments.

• HashMap is part of the Java Collections Framework, while HashTable is a legacy class.
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Q3. HashMap is not synchronized so its allow the null values and one null key on other hand hash table not null values
Ans. 
HashMap allows null values and one null key, while HashTable does not allow null values.
• HashMap allows null values and one null key, while HashTable does not allow null values.

• HashMap is not synchronized, while HashTable is synchronized.

• HashMap is faster than HashTable.

• Example: HashMap<String, String> map = new HashMap<>(); map.put(null, "value");

• Example: HashTable<String, String> table = new HashTabl
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Sql coding questions were given to write answers

Q1. Explain what is Test bed
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A test bed is a setup or environment where testing is conducted to evaluate the functionality of a system or software.
• Test bed is a controlled environment used for testing software or systems.

• It includes hardware, software, network configurations, and other necessary components.

• Test bed should replicate the production environment as closely as possible.

• It helps in identifying bugs, performance issues, and compatibility...read more
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