ANR Software Private Limited Java Developer Interview Questions and Answers for Experienced

Q1. Oops, Interfaces, Exception Handling, Collections, SQL, etc
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Q2. Coding Question - Find 2nd largest element in array with least time complexity
Ans. 
Find the 2nd largest element in an array with the least time complexity.
• Sort the array in descending order and return the element at index 1.

• Initialize two variables to keep track of the largest and second largest elements.

• Iterate through the array and update the variables accordingly.

• Return the second largest element.
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Q1. Coding Question - print * matrix
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Q2. HashMap, HashSet, Spring, Spring Framework, Microservices, etc
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Q1. Basic Details, CTC Info
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Q2. Tech Stack, Challenges Faced in career
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Aptitude test

Current affairs

Q1. Puzzle , sql related questions
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Mcq + dsa JavaScript questions

Q1. JavaScript advance topics and database design topics
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Q1. Situation based question and behavioural questions
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Round duration - 50 minutes
Round difficulty - Medium

Round duration - 20 minutes
Round difficulty - Medium

Q1. 
Pair Sum Problem Statement
You are given an integer array 'ARR' of size 'N' and an integer 'S'. Your task is to find and return a list of all pairs of elements where each sum of a pair equals 'S'.
Note:
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Ans. 
Given an array and a target sum, find pairs of elements that add up to the target sum.
• Iterate through the array and for each element, check if the complement (target sum - current element) exists in a hash set.

• If the complement exists, add the pair to the result list. Otherwise, add the current element to the hash set.

• Sort the pairs based on the first element and then the second element to meet the required output form
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Round duration - 20 minutes
Round difficulty - Easy

Round duration - 40 minutes
Round difficulty - Hard

Q1. Can you provide an example of how to use pointers in C/C++ and discuss different concepts related to them?
Ans. 
Pointers in C/C++ are variables that store memory addresses. They are used to manipulate memory directly and improve performance.
• Pointers are declared using an asterisk (*) before the variable name.

• Pointers can be used to dynamically allocate memory using functions like malloc() and free().

• Pointers can be used to pass variables by reference to functions.
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Q1. What is zero coupon bond?
Ans. 
A zero coupon bond is a bond that pays no interest and is sold at a discount to its face value.
• Zero coupon bonds are also known as discount bonds.

• Investors buy these bonds at a price lower than their face value and receive the full face value at maturity.

• The difference between the purchase price and the face value is the investor's return.

• Zero coupon bonds are often used for long-term investments, such as retirement sa...read more
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Q2. What is corporate actions and how you record those in books?
Ans. 
Corporate actions are events initiated by a company that can affect its stock price and shareholders. They are recorded in books through various accounting entries.
• Corporate actions include stock splits, dividends, mergers, acquisitions, and spin-offs.

• These actions are recorded in books through journal entries and adjustments to accounts such as retained earnings and stockholders' equity.

• For example, if a company decla...read more
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The interviewer asked about javascript basics and DSA questions and some typescript questions