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Practical C#/.Net

Practical C#/.Net

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Please choose what types can be an action results:

object

any value type

string

EmptyResult

ViewResult

user-defined type

RedirectResult

Choose the matching component of MVC for each responsibility.

Selects a view to render

Presents the content through the user interface

Implements data validation

Handles user interaction

Encapsulates a logic regarding the application state (CRUD operations)

Representins the state of the application

Implement a simple logic regarding the content visualization

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Chose what is correct about web application

Browser sends a query to a DB server

❌

DB server sends a response to the client with the requested information that then appears in a browser's window

❌

Web server sends a response to the client with the requested information that then appears in a browser's window

✅

Browser sends a request to a web-server

✅

Web application server sends a query to a DB server

✅

Web application server sends results to the web server with the requested information or processed data

✅

Web server sends a query to a DB server

❌

Web server sends results to the web application server with the requested information or processed data

❌

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Please, choose what is true for a controller

The [Controller] attribute must be applied to the class

❌

The class must be inherited from a class whose name is suffixed with Controller

❌

None of the first three conditions has to be fulfilled

❌

The class name must be suffixed with Controller

❌

At least one of the previous conditions is fulfilled

✅

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Choose the corresponding meaning for the given HTTP methods.

HEAD

PATCH

PUT

GET

DELETE

POST

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What does the following C# method specify?

  Type[] GetGenericArguments()

It converts a non-generic type to a generic type

❌

It retrieves an array of integers from an array of strings

❌

It retrieves the length of an array

❌

It returns an array of type arguments for a generic type or type parameters for a generic method

✅

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What does the following C# code specify?

object Invoke(object obj, object[] parameters)

The value returned by the invoked method is returned by Invoke()

❌

Calling a type using invoke()

❌

Any arguments that need to be passed to the method are specified in the array parameters

❌

All of the mentioned

✅

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What does the following declaration specify?

 MethodInfo[] GetMethods()

An array of MethodInfo objects representing all the public methods defined for the current Type

✅

It defines an array of MethodInfo objects called GetMethods

❌

It defines an empty array of type MethodInfo, if no public methods are defined for the current Type

✅

It defines a method called GetMethods that takes an array of MethodInfo objects as a parameter

❌

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Choose the method defined by MemberInfo.

IsDefined()

❌

GetCustomAttributesData()

❌

All of the mentioned

✅

GetCustomAttributes()

❌

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The property signifies “Obtains a Module object that represents the module (an executable file) in which the reflected type resides”. Choose the property which specifies the following statement?

Type DeclaringType

Type ReflectedType

Module Module

int MetadataToken

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