Excelsior Software Interview Questions and Answers

Easy aptitude questions based on logical reasoning and basic maths.

Easy logic-based question based on arrays and strings with some javascript output-based questions.

Discussion about the projects that I made in college and the tech stack I know.
1 basic array/string-based problem.

Python question was there and it was average level not tough

Simple coding questions which was good to go

Q1. General ops concepts
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Q1. Coding with technical questions
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Q1. General questions
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Prepare DSA and one language well.

General aptitude and logic questions.

Q1. What is your long term goal in field of AI/ML?
Ans. 
My long term goal in the field of AI/ML is to develop innovative solutions that can positively impact society and improve people's lives.
• Continuously learning and staying updated with the latest advancements in AI/ML technologies

• Collaborating with experts in the field to work on cutting-edge projects

• Applying AI/ML techniques to solve complex real-world problems

• Contributing to research and publications in the field of A
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Q2. Tell me about your previous experiences in this field?
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Aptitude is fully based upon technical mcqs, code snippets. Only one or two aptitudes are from general topics.
Negative marking is also there for certain questions.

Coding was Little bit tough. You will be given 3 qns.

In apti test,there where 31 que some que carries negative marks , marks will be alloted accoring to that que .

I consist of 3 que if you clear one que you will be shortlisted

Q1. Difference between c and c++?
Ans. 
C is a procedural programming language while C++ is an object-oriented programming language.
• C is a procedural programming language, while C++ is a combination of procedural and object-oriented programming.

• C does not support classes and objects, while C++ does.

• C is a subset of C++, meaning C++ includes all of C's features and more.

• C++ has features like function overloading, templates, and exception handling which are no...read more
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Level of difficulty - Hard and very strong understanding in python required to clear this round.

Basically it consists of three questions - easy and 2 medium level questions. DSA concepts is required to clear this round.

First round is online test of 3 virtual rounds consist of aptitude , and coding

Q1. Matrix multiplication
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Q2. Singly linked list
Ans. 
A singly linked list is a data structure where each element points to the next element in the list.
• Each node in the list contains data and a reference to the next node

• Traversal starts from the head node and follows the next pointers until the end

• Insertion and deletion can be done efficiently at the beginning or end of the list
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Q1. How to rotate a matrix?
Ans. 
To rotate a matrix, transpose it and then reverse each row or column depending on the direction of rotation.
• Transpose the matrix by swapping elements across the diagonal

• For clockwise rotation, reverse each row of the transposed matrix

• For anti-clockwise rotation, reverse each column of the transposed matrix
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Q2. How to find a particular element in a sorted array?
Ans. 
Use binary search to efficiently find a particular element in a sorted array.
• Start by comparing the target element with the middle element of the array.

• If the target element is less than the middle element, search the left half of the array.

• If the target element is greater than the middle element, search the right half of the array.

• Repeat the process until the target element is found or the search space is empty.
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