Mulya Associate Engineer Interview Questions and Answers

Q1. Projects, previous work , dsa and database
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Q1. System design , dsa
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Q1. Behavioural, system design
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Q1. General discussion , salary
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Q1. 2Sum DSA leetcode problem
Ans. 
2Sum problem involves finding two numbers in an array that add up to a specific target.
• Use a hashmap to store the difference between the target and each element in the array.

• Iterate through the array and check if the current element's complement exists in the hashmap.

• Return the indices of the two numbers that add up to the target.
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Q2. Spiral traversal of a Binary tree
Ans. 
Spiral traversal of a Binary tree involves visiting nodes level by level alternating between left to right and right to left.
• Start by pushing the root node into a queue.

• While the queue is not empty, pop a node, print its value, and push its children into the queue.

• Alternate between popping nodes from the queue and printing their values in a spiral manner.
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Q1. A problem similar to coin change problem of leetcode
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Q2. Aggressive cows problem
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The aggressive cows problem involves finding the maximum distance between cows in a field while ensuring they are not too close to each other.
• Use binary search to find the maximum distance between cows.

• Sort the cows' positions and check if a certain distance is feasible.

• Consider the constraints of the problem such as the number of cows and the size of the field.
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Q1. Basic behavioural questions like why I am looking for a change and would I be able to handle the increased work pressure as I was shifting from MNC to a startup
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Q1. What was your experience with the online assessment?
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Q2. What does a daily progress report entail?
Ans. 
A daily progress report summarizes tasks completed, challenges faced, and plans for the next day in a software engineering context.
• Summary of tasks completed: e.g., 'Implemented user authentication feature.'

• Challenges faced: e.g., 'Encountered issues with API integration.'

• Plans for the next day: e.g., 'Work on unit testing for the new feature.'

• Team collaboration updates: e.g., 'Collaborated with the design team on UI i...read more
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Q1. How does hash table work?.
Ans. 
A hash table stores key-value pairs for efficient data retrieval using a hash function to compute an index.
• Uses a hash function to convert keys into array indices.

• Handles collisions using methods like chaining or open addressing.

• Example: Inserting key 'apple' might hash to index 3, storing value 'fruit'.

• Average time complexity for search, insert, and delete is O(1).

• Resizing may occur when the load factor exceeds a cert
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Q2. Difference between multithreading and multiprocessing.
Ans. 
Multithreading uses multiple threads within a single process, while multiprocessing uses multiple processes for parallel execution.
• Multithreading shares the same memory space, making it lightweight and faster for communication.

• Multiprocessing has separate memory spaces, which can lead to better stability and isolation.

• Example of multithreading: A web server handling multiple requests simultaneously.

• Example of multiproc...read more
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Q1. Can you describe a challenging problem you've faced during a project and how you solved it?
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Q2. Tell me about your projects mentioned in the resume.
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Q3. Tell me about yourself
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Q4. Why are you interested in this -- position?
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Q5. What do you know about our company?
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Online Assessment - 1 Hrs

Q1. Tell me something about yourself.
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Q2. Why did you choose UAE Exchange?
Ans. 
I chose UAE Exchange because of its reputation as a reliable and efficient financial services provider.
• UAE Exchange has a strong track record of delivering quality services to its customers

• The company has a wide network of branches and agents across the globe

• UAE Exchange offers a range of financial services, including money transfers, foreign exchange, and bill payments

• The company has a customer-centric approach and is...read more
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Q3. Why did you choose finance company?
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Q4. What business does UAE exchange do?
Ans. 
UAE Exchange is a financial services company that provides currency exchange, money transfer, and other related services.
• Offers foreign currency exchange services

• Provides money transfer services to over 160 countries

• Offers prepaid travel cards and travel insurance

• Provides bill payment and mobile recharge services

• Offers payroll solutions for businesses

• Has over 800 branches in 31 countries
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Q5. Who are the stakeholders of UAE exchange?
Ans. 
The stakeholders of UAE Exchange include customers, employees, shareholders, regulators, and the community.
• Customers who use UAE Exchange services

• Employees who work for UAE Exchange

• Shareholders who own a stake in UAE Exchange

• Regulators who oversee UAE Exchange's operations

• The community where UAE Exchange operates
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Three fundamental questions related to Data Structures and Algorithms.

Q1. Xl sheet and typing speed
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Q2. How many years u hv experience in xl
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Technical round 2 questions