Role-based and Claims-based Authorization MCQs ASP.NET

What is Role-based Authorization in ASP.NET? a. A method to control access based on user roles b. A method to control access based on user claims c. A method to authenticate users d. A method to configure session state Answer: a. A method to control access based on user roles Which attribute is used to enforce role-based authorization on a controller action? a. [Authorize(Roles = "Admin")] b. [RequireRole("Admin")] c. [Role("Admin")] d. [AuthorizeUser(Roles = "Admin")] Answer: a. [Authorize(Roles = "Admin")] What is Claims-based Authorization in ASP.NET? a. A method to control access based on user claims b. A method to control access based on user roles c. A method to authenticate users d. A method to configure application settings Answer: a. A method to control access based on user claims Which attribute is used to enforce claims-based authorization on a controller action? a. [Authorize(ClaimType = "role", ClaimValue = "Admin")] b. [RequireClaim("role", "Admin")] c. [Claim("role", "Admin")] d. [Authorize(Claims = "role:Admin")] Answer: b. [RequireClaim("role", "Admin")] How do you configure role-based authorization in ASP.NET Core? a. By using the AddAuthorization method in Startup.cs b. By configuring roles in the web.config file c. By setting up claims in the Startup.cs d. By using the RoleManager class Answer: a. By using the AddAuthorization method in Startup.cs What method allows you to configure policies for claims-based authorization in ASP.NET Core? a. AddAuthorization b. AddPolicies c. ConfigureAuthorization d. AddClaims Answer: a. AddAuthorization How do you specify required roles in a policy for role-based authorization? a. By using the RequireRole method in policy configuration b. By specifying roles in the [Authorize] attribute c. By adding roles directly to the web.config d. By configuring roles in the appsettings.json file Answer: a. By using the RequireRole method in policy configuration What is the purpose of the RequireClaim method in claims-based authorization? a. To specify that a user must have a certain claim to access a resource b. To define the roles required for accessing a resource c. To configure the authentication scheme d. To add claims to a user’s profile Answer: a. To specify that a user must have a certain claim to access a resource Which method is used to check if a user has a specific claim in ASP.NET Core? a. User.HasClaim b. User.Identity.HasClaim c. User.Claims.Contains d. User.Identity.FindClaim Answer: a. User.HasClaim What is the primary difference between role-based and claims-based authorization? a. Role-based authorization uses user roles, while claims-based authorization uses user claims b. Claims-based authorization is simpler to implement than role-based c. Role-based authorization is used for anonymous users, while claims-based is for authenticated users d. Claims-based authorization is supported only in ASP.NET Core Answer: a. Role-based authorization uses user roles, while claims-based authorization uses user claims How do you define a custom authorization policy in ASP.NET Core? a. By using the AddAuthorization method and configuring policies in Startup.cs b. By defining policies in the web.config file c. By creating a custom AuthorizationHandler d. By configuring policies in appsettings.json Answer: a. By using the AddAuthorization method and configuring policies in Startup.cs Which of the following is a typical claim type used in claims-based authorization? a. role b. email c. name d. id Answer: a. role How can you apply multiple policies to a single controller or action method? a. By specifying multiple policies in the [Authorize] attribute b. By using multiple [Authorize] attributes c. By configuring multiple policies in the AddAuthorization method d. By combining policies in the web.config file Answer: a. By specifying multiple policies in the [Authorize] attribute What does the AddAuthorization method in Startup.cs do? a. It configures authorization services and policies b. It adds authentication middleware c. It sets up user roles d. It configures session state Answer: a. It configures authorization services and policies Which attribute allows for specifying that a user must have a specific claim to access a resource? a. [RequireClaim] b. [Authorize(ClaimType = "claim", ClaimValue = "value")] c. [Claim] d. [HasClaim] Answer: a. [RequireClaim] What is the IAuthorizationService interface used for in ASP.NET Core? a. To evaluate authorization policies and claims b. To manage user roles c. To configure authentication schemes d. To handle user sessions Answer: a. To evaluate authorization policies and claims How can you retrieve a user’s claims in an ASP.NET Core application? a. By accessing User.Claims b. By using User.Identity.Claims c. By calling HttpContext.GetClaims d. By using User.GetClaims() Answer: a. By accessing User.Claims What is the role of the AuthorizationHandler class in ASP.NET Core? a. To evaluate policies and handle authorization requirements b. To manage user sessions c. To configure authentication schemes d. To handle user role management Answer: a. To evaluate policies and handle authorization requirements How can you create a custom claim in ASP.NET Core? a. By adding claims to the user’s identity during authentication b. By configuring claims in the web.config file c. By specifying claims in the appsettings.json d. By using the AuthorizationHandler Answer: a. By adding claims to the user’s identity during authentication Which method is used to check if a user is in a specific role in role-based authorization? a. User.IsInRole b. User.HasRole c. User.GetRoles d. User.Role Answer: a. User.IsInRole How do you enforce that a user must have a specific role in a claims-based authorization policy? a. By using the RequireRole method in the policy configuration b. By adding role claims to the user’s identity c. By specifying roles in the Authorize attribute d. By configuring roles in the web.config Answer: a. By using the RequireRole method in the policy configuration Which attribute is used to specify that a user must have certain claims to access a resource? a. [Authorize(ClaimType = "type", ClaimValue = "value")] b. [RequireClaim] c. [Claim] d. [HasClaim] Answer: b. [RequireClaim] What is the main advantage of claims-based authorization over role-based authorization? a. Claims-based authorization allows more granular control of access b. Role-based authorization is more secure c. Claims-based authorization is simpler to implement d. Role-based authorization supports more complex policies Answer: a. Claims-based authorization allows more granular control of access How do you specify that a policy requires a user to have a certain claim? a. By using the RequireClaim method when defining the policy b. By setting the claim requirements in the web.config c. By configuring claims in the Startup.cs d. By adding claims directly to the user’s profile Answer: a. By using the RequireClaim method when defining the policy Which of the following methods is used to create a custom authorization handler? a. Implementing IAuthorizationHandler b. Configuring custom policies in web.config c. Using AddCustomAuthorization in Startup.cs d. Defining a custom attribute Answer: a. Implementing IAuthorizationHandler How can you configure a custom policy to require multiple claims in ASP.NET Core? a. By chaining multiple RequireClaim methods when defining the policy b. By specifying multiple claims in the web.config c. By adding multiple claims to the user’s profile d. By using multiple [Authorize] attributes Answer: a. By chaining multiple RequireClaim methods when defining the policy What does the AuthorizationRequirement class represent in custom authorization? a. A requirement that must be fulfilled for access to be granted b. A specific claim type c. A user role d. An authentication scheme Answer: a. A requirement that must be fulfilled for access to be granted How can you apply multiple roles to a single policy in role-based authorization? a. By using the RequireRole method with multiple roles in policy configuration b. By specifying multiple roles in the [Authorize] attribute c. By adding roles to the web.config d. By configuring roles in the Startup.cs Answer: a. By using the RequireRole method with multiple roles in policy configuration What is the purpose of the AddAuthorization method in ASP.NET Core’s Startup.cs? a. To add and configure authorization services and policies b. To configure authentication schemes c. To set up user roles and claims d. To handle session state Answer: a. To add and configure authorization services and policies How do you retrieve a claim value from a user’s claims collection? a. By using User.Claims.FirstOrDefault(c => c.Type == "claimType")?.Value b. By calling User.GetClaim("claimType") c. By querying HttpContext.GetClaims("claimType") d. By accessing User.Identity.Claims["claimType"] Answer: a. By using User.Claims.FirstOrDefault(c => c.Type == "claimType")?.Value What is the use of the AuthorizationHandlerContext class? a. It provides context for evaluating authorization requirements b. It manages user sessions c. It configures authentication schemes d. It handles role management Answer: a. It provides context for evaluating authorization requirements How can you enforce that a user must meet multiple conditions to access a resource? a. By using multiple Require methods in policy configuration b. By setting multiple conditions in the web.config c. By adding conditions to the user’s profile d. By configuring multiple [Authorize] attributes Answer: a. By using multiple Require methods in policy configuration What does the AuthorizationPolicyBuilder class allow you to do? a. Build and configure authorization policies b. Set up authentication schemes c. Manage user roles and claims d. Configure session state Answer: a. Build and configure authorization policies How can you use claims-based authorization to restrict access based on user permissions? a. By defining policies that require specific claims b. By setting roles in the web.config c. By configuring permissions in the appsettings.json d. By adding user permissions directly to the Startup.cs Answer: a. By defining policies that require specific claims What is the role of the ClaimsPrincipal class in ASP.NET Core? a. To represent the authenticated user’s claims b. To manage user sessions c. To configure authentication schemes d. To handle authorization policies Answer: a. To represent the authenticated user’s claims How do you set up role-based authorization in ASP.NET Core? a. By configuring roles and policies in Startup.cs b. By defining roles in the web.config c. By using the RoleManager class d. By setting up roles in appsettings.json Answer: a. By configuring roles and policies in Startup.cs What method allows you to check if the current user has a specific claim? a. User.HasClaim b. User.Identity.HasClaim c. User.Claims.Contains d. User.GetClaim Answer: a. User.HasClaim How do you define a policy that requires a specific claim type and value in ASP.NET Core? a. By using the RequireClaim method when adding policies in Startup.cs b. By specifying the claim type and value in the web.config c. By adding claims to the user’s profile d. By using the [Authorize] attribute with claims Answer: a. By using the RequireClaim method when adding policies in Startup.cs What is the purpose of the IAuthorizationPolicyProvider interface? a. To provide authorization policies b. To manage user roles c. To configure authentication schemes d. To handle session state Answer: a. To provide authorization policies How do you enforce that a user must belong to multiple roles in role-based authorization? a. By using the RequireRole method with a list of roles b. By specifying multiple roles in the [Authorize] attribute c. By adding roles to the web.config d. By configuring roles in appsettings.json Answer: a. By using the RequireRole method with a list of roles What does the AddPolicy method do in the AddAuthorization configuration? a. It defines a custom authorization policy b. It configures authentication schemes c. It sets up user roles d. It manages claims Answer: a. It defines a custom authorization policy