Deem Software 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.

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

Q1. It was mostly on scenario based questions and I was asked to code online.
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Q1. Discussion were there past projects, how different objectives were done.
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Q1. Round 1 was hackerrank test. MCQs and coding questions.
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Q2. Kafka related questions.
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Q3. Java 8 related questions. Java streams.
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Q1. System design for robust e-commarce site
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Q2. How to reduce the failure rate for payment gateway which is communicating to multiple 3rd party wallets and credit card transactionm
Ans. 
Implementing strategies to enhance reliability and reduce failure rates in payment gateway integrations.
• Implement retries with exponential backoff for failed transactions to handle temporary issues.

• Use circuit breakers to prevent overwhelming third-party services during outages.

• Monitor and log transaction failures to identify patterns and root causes.

• Implement fallback mechanisms to alternative payment methods when pri...read more
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Q1. Multithreading and Java8 coding question
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Q2. System design question on payments, design patterns and Java, Spring Questions
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Q1. IOS: Explain MVVM, Memory Management, Closures, unit test cases etc.
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Q2. Android: Coroutines and Flow, CoroutineScope, Jetpack compose basics etc.
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Q1. What is your current role & responsibilities?
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Q2. Agile Methodology and how you use in your project
Ans. 
Agile methodology is a project management approach that emphasizes flexibility, collaboration, and iterative development.
• Agile involves breaking down projects into smaller, manageable tasks called sprints

• Regular meetings like daily stand-ups and sprint reviews are held to track progress and make adjustments

• Feedback from stakeholders is incorporated throughout the development process

• Adaptability and responding to change...read more
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Q3. How you gather information from stakeholders
Ans. 
I gather information from stakeholders through interviews, surveys, workshops, and observation.
• Conducting one-on-one interviews with key stakeholders to gather their insights and feedback

• Distributing surveys to a wider group of stakeholders to collect quantitative data

• Facilitating workshops to brainstorm ideas and gather input from multiple stakeholders

• Observing stakeholders in their work environment to understand thei...read more
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Q4. VLook up in excel & any reporting tool (Power BI)
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VLook up is a function in Excel and Power BI used to search for a value in a table and return a corresponding value from another column.
• VLook up is used to search for a value in the first column of a table and return a value in the same row from a specified column.

• It is commonly used for data analysis, merging datasets, and creating reports.

• In Excel, the formula syntax for VLook up is =VLOOKUP(lookup_value, table_array...read more
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Q5. Current Project and Your Role in that
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