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Generic collections are type-safe and can store any type of data. Non-generic collections can only store objects of type 'object'.
Generic collections are preferred as they provide compile-time type safety.
Non-generic collections are slower and can cause runtime errors if the wrong type is added.
Examples of generic collections include List
Examples of non-generic collections include
Triggers are database objects that automatically execute in response to certain events.
Triggers can be used to enforce business rules or perform complex calculations.
Types of triggers include DML triggers, DDL triggers, and logon triggers.
DML triggers fire in response to data manipulation language (DML) events, such as INSERT, UPDATE, or DELETE statements.
DDL triggers fire in response to data definition language (DDL) ...
Managed code is executed by the CLR while unmanaged code is executed by the operating system.
Managed code is written in languages like C#, VB.NET, etc. and is compiled into Intermediate Language (IL) code.
Unmanaged code is written in languages like C, C++, etc. and is compiled into machine code.
Managed code is executed by the Common Language Runtime (CLR) while unmanaged code is executed by the operating system.
Managed...
In, out and ref are parameter modifiers in C# used to pass arguments to a method.
In parameters are read-only and used to pass values to a method.
Out parameters are write-only and used to return values from a method.
Ref parameters are read-write and used to pass values to and from a method.
In parameters are passed by value, out and ref parameters are passed by reference.
In parameters are optional, out and ref parameters
Difference between viewdata, viewbag and tempdata
ViewData is used to pass data from controller to view
ViewBag is a dynamic object used to pass data from controller to view
TempData is used to pass data between controller actions or redirects
Ways to improve performance of stored procedures
Use SET NOCOUNT ON to reduce network traffic
Avoid using SELECT *
Use table variables instead of temporary tables
Avoid using cursors
Use appropriate indexes
Avoid using scalar functions
Minimize the use of triggers
Use stored procedures instead of ad hoc queries
I needed supervisor help when dealing with a difficult customer complaint.
Customer was unhappy with our service and demanded to speak with a supervisor
Supervisor helped me de-escalate the situation and find a resolution
Supervisor provided guidance on how to handle similar situations in the future
I remain calm, listen actively, empathize with their situation, apologize for any inconvenience, and work towards finding a solution.
Remain calm and composed
Listen actively to understand their concerns
Empathize with their situation
Apologize for any inconvenience caused
Work towards finding a solution that satisfies the customer
I applied via Referral and was interviewed in Feb 2024. There were 4 interview rounds.
Anatomy and physiology
UnitedHealth interview questions for popular designations
I applied via Company Website and was interviewed in Jan 2024. There were 3 interview rounds.
Coding test with full stack in react and node js with advanced topics of javascript and logical questsions
Gave problem statement to solve
Get interview-ready with Top UnitedHealth Interview Questions
The question is unclear and lacks context, making it difficult to provide a specific answer.
Ask for clarification on what 'element of em' refers to
Request more information on the context of the question
I applied via Campus Placement
Full selectors select all descendants of a specified element, while partial selectors select only direct children.
Full selectors use a space between the parent and child elements, while partial selectors use the > symbol.
Full selectors are more general and can target multiple levels of descendants, while partial selectors are more specific and target only direct children.
Example of full selector: div p selects all
ele...
Screen scraping is extracting data from a website's HTML code, while data scraping is extracting data from various sources.
Screen scraping involves extracting data from the visual representation of a website, usually using automation tools like web scrapers.
Data scraping involves extracting data from various sources such as databases, APIs, and documents.
Both screen scraping and data scraping are used to collect and an...
I applied via Company Website and was interviewed in Jun 2023. There were 5 interview rounds.
React, javascript and next js
Lack of unity can be attributed to various factors such as cultural differences, political divisions, and social inequalities.
Cultural differences: Different cultures may have conflicting values, beliefs, and traditions, leading to a lack of unity.
Political divisions: Political parties or ideologies can create divisions and hinder unity among people.
Social inequalities: Economic disparities, discrimination, and social ...
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