Milliman Senior Software Engineer Interview Questions and Answers

Q1. What are TMG events?
Ans. 
TMG events refer to events related to Threat Management Gateway, a Microsoft network security product.
• TMG events are generated by Threat Management Gateway (TMG), a network security product developed by Microsoft.

• These events provide information about network traffic, security threats, and system health.

• Examples of TMG events include firewall rule violations, malware detection, and system errors.
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Q2. Events in interactive report?
Ans. 
Events in interactive report refer to user interactions like clicking, hovering, or scrolling.
• Events can trigger actions or functions in the report.

• Common events include click, hover, scroll, keypress, etc.

• Events can be used to enhance user experience and interactivity.

• Examples: Clicking on a data point to view more details, hovering over a chart to see tooltips.
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Q3. Difference between RFC and BAPI
Ans. 
RFC is a protocol for requesting services from a server, while BAPI is a specific type of RFC used in SAP systems.
• RFC stands for Remote Function Call and is a protocol used to request services from a server over a network.

• BAPI stands for Business Application Programming Interface and is a specific type of RFC used in SAP systems for integrating external applications with SAP.

• RFC can be used in various systems and techn...read more
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Q4. What is ABAP on HANA
Ans. 
ABAP on HANA is a programming language that combines ABAP with the in-memory database technology of SAP HANA.
• ABAP on HANA allows developers to leverage the speed and power of SAP HANA for their ABAP-based applications.

• It enables real-time analytics, predictive modeling, and faster data processing.

• Developers can use ABAP on HANA to optimize existing ABAP code for better performance.

• It provides a seamless integration bet...read more
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Q5. Limitations of CDs Views
Ans. 
CDs Views have limitations in terms of performance and scalability.
• Limited support for complex queries and joins

• Performance degradation with large datasets

• Scalability issues when handling high volume of data

• Difficulty in maintaining and updating views as database schema changes
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Few basics of java
Dsa question

Q1. Java multithreading questions
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Q2. Spring boot questions.
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Code test on Codility

Q1. How NodeJs handles concurrency
Ans. 
NodeJs handles concurrency using event-driven, non-blocking I/O model.
• NodeJs uses event loop to handle multiple requests concurrently.

• It utilizes asynchronous functions to avoid blocking the main thread.

• NodeJs supports callbacks, promises, and async/await for managing asynchronous operations.
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Q2. Event Loop, Single Threaded
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Q1. Your day to day activities, Roles and Responsibilities
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1 hr test with questions on react and , js, python

Mix of coding, aptitude, java, javascript

Q1. Resume based questions on project
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Q2. Basic SQL, Java streams questions
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Q1. Project related questions
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Q2. Internal working of hashmap
Ans. 
HashMap is a data structure that stores key-value pairs and uses hashing to quickly retrieve values based on keys.
• HashMap internally uses an array of linked lists to store key-value pairs.

• When a key-value pair is added, the key is hashed to determine the index in the array where the pair will be stored.

• If multiple keys hash to the same index, a collision occurs and the pairs are stored in a linked list at that index.

• To...read more
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Q3. Design patterns I've used
Ans. 
I have used design patterns such as Singleton, Factory, and Observer in my projects.
• Singleton pattern ensures a class has only one instance and provides a global point of access to it.

• Factory pattern creates objects without specifying the exact class of object that will be created.

• Observer pattern defines a one-to-many dependency between objects so that when one object changes state, all its dependents are notified and
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Q4. Print whole Fibonacci series using recursion.
Ans. 
Print Fibonacci series using recursion
• Define a recursive function to calculate Fibonacci numbers

• Base case: return 0 if n is 0, return 1 if n is 1

• Recursive case: return sum of previous two Fibonacci numbers

• Print each Fibonacci number in the series
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Q5. Show my Github projects, and the interviewer didn't even properly looked into the code.
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Q1. What are services in Drupal?
Ans. 
Services in Drupal are reusable objects that perform specific functions, such as database queries or sending emails.
• Services are defined in YAML files and can be accessed throughout a Drupal site.

• They are used to encapsulate reusable functionality and promote code reusability.

• Examples of services in Drupal include the database service for interacting with the database, the mail service for sending emails, and the logge
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Q2. How to debug in Drupal?
Ans. 
Debugging in Drupal involves using tools like Devel module, watchdog(), and error logs.
• Enable Devel module for debugging information

• Use watchdog() function to log messages to Drupal's watchdog log

• Check error logs for PHP errors and warnings

• Use dpm() function to print variables for debugging purposes
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Basic coding questions and SQL queries

Q1. Technology used
Ans. 
Various technologies including Java, Python, SQL, AWS, Docker, Kubernetes, etc.
• Java

• Python

• SQL

• AWS

• Docker

• Kubernetes
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Multiple choice questions on language of your choice

Solve any 2 case studies out of 3.
2 classes design LLD.
1 SQL db design

Q1. Oop, DSA basic and medium level questions.
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