Kickdrum Software Developer Intern Interview Questions and Answers

The test was very weird one.
They did have planned anything for the test, They came and given a link on bit.ly and given an another link that is in google form for the answers.
And they selection of people for second round is not sensible.

This round was also be a weird.
They give each candidates with different questions.
They told us to write logic on the paper and you can use internet for your reference.
But after this round they announced the results but that is not in genuine one.

Dsa predict the output

One medium problem. Based on that the students are selected. And modifications in code has been asked

Q1. Coding related questions
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Q1. Basic dsa questions predict output
Ans. 
Understanding basic data structures and algorithms is crucial for predicting outputs in coding challenges.
• Data structures like arrays, linked lists, and trees are fundamental.

• Algorithms such as sorting and searching are commonly tested.

• Example: Predicting output of a sorting algorithm on an array.

• Example: Understanding how recursion works in a binary tree traversal.
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Medium level problem,

Q1. Based on resume
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45 min apps and technical question

45 min coding round you can refer net for first 15 min

Six coding questions to be solved within an hour. The coding questions were standard aptitude based and did not include any complex topics like Dynamic Programming or trees in my case.

Q1. I had to solve a problem. Given an expression involving operators and operands with parentheses, convert it to postfix expression. I used the stack data structure.
Ans. 
Convert infix expressions to postfix using the stack data structure for operator precedence and parentheses handling.
• Use a stack to hold operators and parentheses while scanning the expression.

• Output operands (numbers/variables) immediately to the postfix expression.

• Pop operators from the stack to the output when encountering a lower precedence operator.

• Handle parentheses: push '(' onto the stack and pop until '(' when...read more
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Q1. A puzzle question
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Online coding test having basic problems and some aptitude problem.

Q1. Interviewer will ask opps and 2 basic coding problem 2 aptitude problem if you mention any technology in resume then ask about technology and projects
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Q2. What is opps ?
Ans. 
OOPs stands for Object-Oriented Programming, a programming paradigm based on the concept of objects.
• OOPs focuses on creating objects that contain both data and methods to manipulate that data.

• Encapsulation, inheritance, polymorphism, and abstraction are key principles of OOPs.

• Examples of OOPs languages include Java, C++, and Python.
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Q3. What is singleton class ?
Ans. 
A singleton class is a class that can only have one instance created and provides a global point of access to that instance.
• Singleton classes are often used for logging, caching, database connections, and thread pools.

• They typically have a private constructor to prevent instantiation from other classes.

• They provide a static method to access the single instance, which is created if it doesn't exist yet.
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Nuts and bolts game, to output date in a certain format, one SQL query

Q1. Stacks and Queues
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Q2. Linked lists, arrays, and many more basic fundamental Dsa questions.
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Q1. More about your resume projects.
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Q2. Puzzles and reasoning is asked
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