Accelya Solutions India Limited Software Development Engineer II Interview Questions and Answers

Q1. Mvc , mapping , rest endpoints
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Q2. Oops concepts from java
Ans. 
Object-oriented programming concepts in Java
• Encapsulation: bundling data and methods together

• Inheritance: creating new classes from existing ones

• Polymorphism: using a single interface to represent different types

• Abstraction: hiding implementation details and providing a simplified view

• Encapsulation example: using private variables and public methods

• Inheritance example: creating a subclass that inherits properties and m...read more
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Q3. System design ques were asked
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Q1. Given a Matrix of character[][]. Write a program to search a string in that matrix efficiently.
Ans. 
Search for a string efficiently in a character matrix.
• Use depth-first search (DFS) or breadth-first search (BFS) to traverse the matrix and search for the string.

• Optimize by pruning search paths if a mismatch is encountered.

• Consider using a Trie data structure for faster string matching.

• Handle edge cases like empty matrix or string, out of bounds indices, etc.
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Q2. What advantage does streams in Java8 has over for loops.
Ans. 
Streams in Java8 offer concise and readable code for processing collections compared to traditional for loops.
• Streams provide functional-style operations like map, filter, and reduce for easy data processing.

• Streams allow for parallel processing of data, potentially improving performance.

• Streams promote immutability and encourage writing more declarative code.

• Streams reduce boilerplate code and make the code more reada...read more
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Mental and Verbal aptitude - 1 hour

Q1. Basic C++, DSA questions
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Q1. Basics of oops, .net framework and .net core
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Q2. Sql query for student department id
Ans. 
SQL query to retrieve student department id.
• Use SELECT statement to retrieve data

• Specify the columns to be selected, including the department id column

• Specify the table where the student data is stored

• Use WHERE clause to filter the results based on student information
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Q3. Solid principles and design patterns
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Q1. Asked to code palindrome
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Q2. Code duplicate string from main string and get index of sub string
Ans. 
Code to find index of sub string in main string and duplicate the sub string
• Use a loop to iterate through the main string and check for the sub string

• If sub string is found, duplicate it and store the index

• Return the index of the duplicated sub string
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Q1. Manager asked me to code the count index of substring and sum of substring
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Q2. Questions as HR informed, it was worst and all interviews were scheduled at night time.he was more technical than the second round team lead instead of asking manager round
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1st round is aptitude and pesudocode

Q1. Mostly python questions
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Q2. List questions and basic to mediumprogram
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In first round 4 coding question like 1 dsa 2 database and one is api and question is very simple . coding round was conducted in hackerrank

Q1. DSA QUESTION LIKE TREE AND GRAPH
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Q2. DP AND SORTING APPROACH
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Again same but dsa question and oops concept in deep level

Q1. Basic java fundamentals
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Q2. Spring boot,sql
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Q1. Some technical questions from manager
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Q2. Some challenges or scenario based questions
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Q1. Salary discussion mostly
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Q2. Benifts that they offer with TR
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