SOLID Design Principles

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[amazon_textlink asin=’1484227611|1484236394′ text=’SOLID Design Principles’ template=’ProductLink’ store=’desibanjara22-21|desibanjaraco-21′ marketplace=’IN|UK’ link_id=’c71be429-b44f-11e8-bcc2-e9178ccb09b7′] are the design principles that enable us developers to manage most of the software design problems. The term SOLID is an acronym for five design principles intended to make software designs more understandable, flexible and maintainable. The principles are a subset of many principles introduced by…

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C# development, Interview questions, IT/Software development, Web development

Asp.Net WebApi Interview Questions – Cont.

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Interview Questions 16 – What is the benefit of using REST in WebAPI? REST is used to make fewer data transfers between client and server which make it an ideal for using it in mobile apps. WebAPI also supports HTTP protocol. Therefore, it reintroduces the traditional way of the HTTP verbs for communication. Interview Questions…

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ASP.NET Web API, Interview questions, IT/Software development, Web development

Asp.Net WebApi Interview Questions

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Asp.Net WebApi Interview Questions   Interview Questions 1 – Explain what is REST and RESTFUL? Representational State Transfer (REST) is an architectural style that defines a set of constraints to be used for creating web services and APIs. It has defined guidelines for creating services which are scalable. REST used with HTTP protocol using its…

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ASP.NET Web API, Interview questions, IT/Software development, Web development

Interview question: What are dynamic type variables in C#?

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You can store any type of value in the dynamic type variable. Type checking for these types of variables takes place at runtime. Syntax: dynamic <variable_name> = value; Example: dynamic d = 20; [amazon_link asins=’9351190900,1787287041,9386873583,007070368X,8120349172,8120352068,9352136640|1840787198,1491987650,1491988533,0985580135,1509306986,1119458684,1119428114,1484230175′ template=’ProductGrid’ store=’desibanjara22-21|desibanjaraco-21′ marketplace=’IN|UK’ link_id=’ffa1faf1-93fb-11e8-a5ca-59726084cb0d’]

C# development, Interview questions, IT/Software development

Interview question: In how many ways you can pass parameters to a method?

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There are three ways we can pass parameters to a method: Value parameters – This method copies the actual value of an argument into the formal parameter of the function. In this case, changes made to the parameter inside the function have no side effect on the argument. Reference parameters – This method copies the…

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C# development, Interview questions, IT/Software development, Web development

Interview question: What is Jagged Array in C#?

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A jagged array is an array whose elements are arrays. The elements of a jagged array can be of different dimensions and sizes. A jagged array is also called an “array of arrays”. You can initialize a jagged array as – int [ ][ ] myArray = new int [2][ ] {new int [ ]{10,11,12},…

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C# development, Interview questions, IT/Software development, Web development

How to enable cors in WebApi to handle request from different subdomains?

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How to enable cors in WebApi to handle request from different subdomains? I created my webApi which was hosted on different subdomain. When I was trying to access it through Angular, I was getting error with Access-Control-Allow-Origin. In my research I found I need to enable Cors to handle cross origin requests. Below is the…

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ASP.NET Web API, IT/Software development, Web development

Error while sending json model in POST request to web API service using postman

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In order to test my I was testing my webApi post method, I need to send model object as parameter. I was sending it as raw data but it was giving error “{“Message”:”The request entity’s media type ‘text/plain’ is not supported for this resource.”,”ExceptionMessage”:”No MediaTypeFormatter is available to read an object of type ” from content…

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ASP.NET Web API, postman

WCF (Windows Communication Foundation) Interview questions

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WCF (Windows Communication Foundation) Interview questions 1- What is Windows Communication Foundation (WCF) ? WCF is a framework to create a service-oriented application. WCF services can send the data asynchronously from one endpoint service to another service. The endpoint service can be the part of the continuous available service that is hosted by the IIS….

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ASP.NET Web API, WCF (Windows Communication Foundation)