ZoomRx Senior Software Development Engineer Interview Questions and Answers

Q1. Mostly on your experience. Azure, .net core, microservices.
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Q2. Coding round with basic programming questions. Easy level.
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Q1. Basic concept of c#,.net framework
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Q2. What is CFA and DFA in entity framework core
Ans. 
CFA and DFA are Change-Tracking and Database-First Approaches in Entity Framework Core.
• CFA (Change-Tracking Approach) is used to track changes made to entities in memory and then save them to the database.

• DFA (Database-First Approach) is used to generate entity classes and DbContext from an existing database schema.

• CFA is useful when working with disconnected entities, while DFA is useful when working with an existing ...read more
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Q1. Basic questions
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Q1. Asked about projects. Quite aloberately.
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Q2. What is authorization and authentication?
Ans. 
Authentication verifies the identity of a user, while authorization determines what actions they are allowed to perform.
• Authentication confirms the identity of a user through credentials like passwords or biometrics.

• Authorization determines the level of access a user has to resources or actions.

• Example: Logging into a system with a username and password is authentication, while being able to view or edit specific files...read more
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Q1. This is the HR round where they will generally check the process knowledge and comma skills.
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Q2. Process related questions. Additional skills Typing speed
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Q1. What is anatomy and physiology?
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Q1. CPT&ICD Guidelines
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Q1. Guesstimate questions like no. Of I phones used in India , no. Of people drinking beverage in a day in a city like gurgaon.
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Q2. Puzzle - 3 bulbs in a room and 3 switch in the other. How to find which bulb has what switch.
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Q3. Excel questions related to sum if and sum ifs function, vlookup formula , conditional formatting, filter functioning etc.
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Q4. Case study like there is a 3 year sales &volume data of a company - how will you calculate growth % , CAGR, what analysis will you give to oil and natural gas industry if it's share drops.
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Guestimates and puzzles

Q1. Estimate the number of fliers from Delhi Airport
Ans. 
Estimate the number of fliers from Delhi Airport
• Consider the average number of flights per day from Delhi Airport

• Estimate the average occupancy rate of flights departing from Delhi Airport

• Take into account the time of year and any special events that may affect travel volume
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Q2. Estimate the number o ciggerate sold in India
Ans. 
Estimating the number of cigarettes sold in India requires analyzing market data, population demographics, and tobacco consumption trends.
• Analyze market research reports on tobacco industry in India

• Consider population demographics and smoking prevalence rates

• Look at historical sales data of tobacco companies in India

• Take into account government regulations on tobacco sales and consumption

• Consult industry experts and st...read more
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Guestimate like how many i-phones in delhi.make a structured ans within given time pweriod using the statstical aprroach