Elixir 360° Solutions Interview Questions and Answers

For python and Java programming languages

Q1. What is technical?
Ans. 
Technical refers to knowledge, skills, and expertise related to a specific field or subject.
• Technical knowledge involves understanding the principles, theories, and practices within a particular area.

• Technical skills are practical abilities to perform tasks or use tools effectively.

• Technical expertise is gained through education, training, and experience.

• Examples: programming languages, engineering design software, mac
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Q2. What you think about technical
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Technical aspects in the field of Industrial Engineering are crucial for optimizing processes and improving efficiency.
• Technical aspects involve utilizing software and tools to analyze data and optimize processes.

• Understanding of manufacturing processes, supply chain management, and quality control is essential.

• Knowledge of automation, robotics, and artificial intelligence can help streamline operations.

• Continuous impr...read more
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Q3. Technology is the application of conceptual knowledge to achieve practical goals, especially in a reproducible way. The word technology can also mean the products resulting from such efforts, including bot...read more
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Q1. Asked about the details of my projects
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Q2. Digital question related to flip flop and mux.
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Q3. Assertion, constraint questions
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Q4. Asked about different ways of saving power
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1hr interview, asked checker code, checked protocol knowledge mentioned in Resume, asked assertion.

Q1. Draw Digital circuit question based on the waveform
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Q2. Asked about code coverage in details
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Q3. 1 technical puzzle, to print infinite series of a given pattern
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Q4. 1 logical puzzle, 50ball in box of 1 colour and 50ball of 2nd colour in another box, calculate highest probability to choose 1 colour ball.
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Q1. What is polymorphism
Ans. 
Polymorphism is the ability of a function or method to behave differently based on the object it is acting upon.
• Polymorphism allows objects of different classes to be treated as objects of a common superclass.

• It enables a single interface to be used for different data types or classes.

• Examples include method overloading and method overriding in object-oriented programming.
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Q2. Find missing number from nth number array.
Ans. 
Find missing number from nth number array.
• Iterate through the array and calculate the sum of all numbers

• Calculate the sum of numbers from 1 to n using the formula n*(n+1)/2

• Subtract the sum of array from the sum of numbers from 1 to n to find the missing number
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Q3. Explain inheritance and it types
Ans. 
Inheritance is a concept in object-oriented programming where a class inherits properties and behaviors from another class.
• Inheritance allows a class to reuse code from another class.

• Types of inheritance include single inheritance, where a class inherits from only one parent class, and multiple inheritance, where a class inherits from multiple parent classes.

• Example: Class B inherits from Class A, so Class B can access
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Q4. Find 2nd max elements from aaray
Ans. 
Find 2nd max element from array of strings
• Sort the array in descending order

• Skip the first element (max element)

• Return the second element
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There were two rounds of interviews, which included a case study. It felt more like a discussion than a formal interview. Although I was not selected, the overall experience throughout the process was positive. The HR team was very supportive; in fact, they notified me about my non-selection, which is uncommon in the industry.

Q1. Related to my profile
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Q1. Spark code optimization
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Q2. Data formats in big Data, why each format.
Ans. 
Different data formats in big data are used for various purposes like storage efficiency, data processing speed, and compatibility with different systems.
• JSON: Lightweight, human-readable, and widely supported for web applications.

• Parquet: Columnar storage format for efficient querying and processing of large datasets.

• Avro: Schema-based serialization format with support for complex data types.

• ORC: Optimized Row Columna...read more
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Q3. Leet code - Most freq elem in a list
Ans. 
Find the most frequent element in a list of strings.
• Iterate through the list and count the frequency of each element using a dictionary.

• Track the element with the highest frequency as you iterate.

• Return the element with the highest frequency.
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Q1. Check if the linked list is palindrome or not
Ans. 
To check if a linked list is a palindrome, compare the first half of the list with the reversed second half.
• Traverse the linked list to find the middle node

• Reverse the second half of the linked list

• Compare the first half with the reversed second half to check for palindrome
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Q2. C string questions
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Q1. Operating systems questions
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Q2. Linked list and system design question
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There were around 60 questions and negative marking was also there

Q1. Introduce yourself
Ans. 
I am a Full Stack Developer with experience in front-end and back-end technologies.
• Proficient in HTML, CSS, JavaScript for front-end development

• Skilled in Node.js, Express, MongoDB for back-end development

• Experience with React.js and Angular for building interactive web applications
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Q2. What is diamond problem
Ans. 
Diamond problem is a common issue in multiple inheritance where a class inherits from two classes that have a common ancestor.
• Occurs in languages that support multiple inheritance like C++

• Results in ambiguity when calling methods or accessing attributes from the common ancestor class

• Can be resolved using virtual inheritance or interfaces
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Q3. Run length encoding dsa problem
Ans. 
Run length encoding is a data compression technique that replaces repeated characters with a count and single character.
• Iterate through the input array of strings

• Count the number of consecutive characters in each string

• Replace consecutive characters with count and character
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Q4. Rotate an array by d times
Ans. 
Rotate an array of strings by d times
• Create a new array and copy elements from original array based on rotation index

• Use modulo operator to handle cases where d is greater than array length

• Handle edge cases like empty array or d being negative
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Q1. What are the HR function?
Ans. 
HR functions include recruitment, training, performance management, employee relations, and compliance.
• Recruitment - Attracting, selecting, and hiring employees.

• Training - Providing employees with necessary skills and knowledge.

• Performance Management - Evaluating and improving employee performance.

• Employee Relations - Handling conflicts and promoting a positive work environment.

• Compliance - Ensuring adherence to labor
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Q2. What are the principle of HR?
Ans. 
The principles of HR involve treating employees fairly, promoting diversity and inclusion, ensuring compliance with laws and regulations, and fostering a positive work culture.
• Fair treatment of employees is essential in HR practices.

• Promoting diversity and inclusion leads to a more innovative and productive workforce.

• Compliance with laws and regulations ensures a safe and legal work environment.

• Fostering a positive wor
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