CredRight Assistant Manager Collections Interview Questions and Answers

Graph question repeat previous year

Q1. About yourself and examine about you
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Q2. Hobbie and games you play
Ans. 
I enjoy playing video games in my free time, particularly RPGs and strategy games.
• I like playing RPGs such as The Witcher 3 and Skyrim

• I also enjoy strategy games like Civilization VI and XCOM

• In addition, I dabble in indie games and puzzle games for a change of pace
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Q3. Weakness and strength
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They follow the same pattern questions in every college so go through those. These are easily accessible from Leetcode discussion section.

Q1. Well I was not selected for futther rounds :(
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Q1. Does Java support pass by reference?
Ans. 
Yes
• Java uses pass by value for all variables, including object references.

• When an object reference is passed as an argument, a copy of the reference is passed, not the actual object.

• Modifying the reference inside the method will not affect the original reference outside the method.

• However, modifications to the object's state inside the method will be visible outside the method.
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Q2. Explain Singleton Pattern
Ans. 
Singleton pattern restricts the instantiation of a class to a single object.
• Singleton pattern ensures that only one instance of a class exists throughout the application.

• It provides a global point of access to the instance.

• Commonly used in scenarios where a single instance needs to coordinate actions across the system.

• Example: Database connection manager, logger, configuration manager.
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Q1. Internal Implementation of HashMap
Ans. 
HashMap is implemented using an array of linked lists to handle collisions.
• HashMap stores key-value pairs in an array of linked lists

• Hash function is used to determine the index of the array where the key-value pair will be stored

• Collision handling is done by chaining, where multiple key-value pairs with the same hash value are stored in the same linked list

• HashMap allows null keys and values

• HashMap is not synchronized...read more
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Javascript,html, CSS and MySQL

Q1. Basic NodeJs and MySQL questions,scenario-based technical questions and basic interview questions
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Q2. What is an event loop, The second highest from the table
Ans. 
An event loop is a programming construct that waits for and dispatches events or messages in a program.
• Event loop is commonly used in asynchronous programming to handle tasks like I/O operations without blocking the main thread.

• It continuously checks for events in a queue and processes them one by one.

• Examples of event loops include Node.js event loop for handling asynchronous operations in JavaScript.

• Event loop helps ...read more
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Q1. Basic nodejs and SQL queries question
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Q1. Basic interview question and technology based
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Excel based assignment with 5-6 questions, involving index match, vlookup, etc
Can be solved using python as well.

Q1. Discussion on assignnent and its solutions. You will have to explain how you arrived at the solutions. Other than that, basic questions were asked.
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Q1. Final round with involves solving 4-5 questions on excel/python while you are live on the interview. Basic generic questions
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Q1. Prepare excel ll;;
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Q2. Why we use vlookup
Ans. 
VLOOKUP is used in Excel to search for a value in a table and return a corresponding value from another column.
• VLOOKUP stands for 'Vertical Lookup'

• It is commonly used to search for specific data in a large dataset

• Helps in quickly finding and retrieving information from a table

• Can be used to merge data from different tables based on a common identifier
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Q1. Assignment discussion
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Q2. Additional excel and python questions
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Q1. Excel and python basic questions
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