Bitwise Solutions Programmer Interview Questions and Answers

100 chooses total in that 50 coding,25 aptitude,25english -round 1

Q1. General hr questions
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Quants, Logical aptitude. 3 coding questions, included Maximum Sum Subarray

Any recent trending topic.

Q1. Tell me about yourself, Project discussion, SQL Queries, Joins
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Q2. OOPs concepts, and their pillars. Design a Vehicle class, by understanding the requirements
Ans. 
OOPs concepts and pillars. Design a Vehicle class based on requirements.
• OOPs concepts: Abstraction, Encapsulation, Inheritance, Polymorphism

• Vehicle class requirements: attributes like make, model, year, methods like start, stop, accelerate
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Q3. Programming - find the frequency of given character in a sorted string.
Ans. 
Use binary search to find the first and last occurrence of the character, then calculate the frequency.
• Use binary search to find the first occurrence of the character in the string.

• Use binary search to find the last occurrence of the character in the string.

• Calculate the frequency by subtracting the indices of the last and first occurrences and adding 1.
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Q4. Managerial related questions.
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Q5. Why would you like to work at Bounteous
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Basic aptitude questions

Q1. Core java questions, oops, basic programming questions
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Q2. What are the oops concepts and how we use them?
Ans. 
OOPs concepts are fundamental principles in object-oriented programming that help in organizing and designing code.
• Encapsulation: Bundling data and methods that operate on the data into a single unit (class). Example: Class Car with properties like make, model, and methods like start(), stop().

• Inheritance: Ability of a class to inherit properties and behavior from another class. Example: Class SUV inheriting from Class...read more
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Q3. Difference between array list and linked list
Ans. 
Array list stores elements in contiguous memory locations, while linked list stores elements in nodes with pointers to the next node.
• Array list allows random access to elements based on index, while linked list requires traversal from the beginning to access elements.

• Insertions and deletions are faster in linked list as it only requires updating pointers, while in array list it may require shifting elements.

• Example: Ar...read more
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Q4. Why string is immutable?
Ans. 
String is immutable in order to ensure data integrity and security.
• Immutable strings prevent accidental data modification, ensuring data integrity.

• Immutable strings enhance security by preventing unauthorized access or tampering.

• Immutable strings allow for more efficient memory management and optimization.

• Examples: Java, Python, and C# all have immutable string objects.
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Q5. Java collections
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English, Maths, Reasoning

Q1. Bssic C questions
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Q1. Just formal discussion on the available role
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