MAQ Software Interview Questions, Process, and Tips

One question relates to Linked list and another related to string

Q1. Circular linked list algorithm
Ans. 
Circular linked list is a data structure where the last node points back to the first node.
• In a circular linked list, each node has a pointer to the next node and the last node points back to the first node.

• Traversal in a circular linked list can start from any node and continue until the starting node is reached again.

• Insertion and deletion operations in a circular linked list are similar to those in a regular linked ...read more
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Q2. String manipulation and logical questioning
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Q3. String creation and deletion
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Q4. DSA problem solving questions
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Q5. Logical questions asked and informed
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Coding test was really good it was easier to tackle the problem and writting code for it.

Q1. Can you tell me about yourself?
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Q2. What is the major project you have worked on, and can you provide an explanation of it?
Ans. 
Developed a web-based project management tool for tracking tasks and deadlines.
• Used React.js for front-end development

• Implemented RESTful APIs using Node.js and Express

• Utilized MongoDB for database storage

• Incorporated authentication and authorization features for user security
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Q1. SQL ques and concept
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The interview process was satisfactory, but the environment was not conducive.

Q1. Oops concepts in detail
Ans. 
Oops concepts refer to Object-Oriented Programming principles like Inheritance, Polymorphism, Encapsulation, and Abstraction.
• Inheritance: Allows a class to inherit properties and behavior from another class.

• Polymorphism: Ability of objects to take on multiple forms.

• Encapsulation: Bundling data and methods that operate on the data into a single unit.

• Abstraction: Hiding the complex implementation details and showing only
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Q2. Python and basic programming questions
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Total two DSA question and 25 mcqs

Q1. Zigzag traversal of binary tree
Ans. 
Zigzag traversal of binary tree involves alternating the direction of traversal at each level.
• Use a queue to perform level order traversal of the binary tree.

• For each level, alternate between adding nodes to the result list from left to right and right to left.

• Continue this process until all levels have been traversed.
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Q2. Minimum swaps to group all ones together
Ans. 
The minimum number of swaps needed to group all ones together in an array of 0s and 1s.
• Iterate through the array to count the total number of ones.

• Use a sliding window of size equal to the total number of ones to find the window with the minimum number of zeros.

• Calculate the number of swaps needed to move all ones to that window.
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