15 Model Binding & Validation questions from the ASP.NET Core bank, written for Indian campus drives and tech interviews. Every question has a verified answer and an AI-tutor explanation on placd.
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A.the dictionary capturing bound values and any validation errors, exposed via IsValid for checking
B.the process of mapping data from a request's route, query string, form, or body onto handler parameters
C.an attribute directing a parameter to be populated from the URL query-string values
D.attributes such as Required and Range placed on properties to declare validation rules
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2. Which term means: "the process of mapping data from a request's route, query string, form, or body onto handler parameters"?
Junior
A.Data annotations
B.ModelState
C.[FromQuery]
D.Model binding
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3. Which statement is correct?
Junior
A.Model binding — an attribute directing a parameter to be deserialized from the request payload, typically JSON
B.Model binding — the process of mapping data from a request's route, query string, form, or body onto handler parameters
C.Model binding — attributes such as Required and Range placed on properties to declare validation rules
D.Model binding — the dictionary capturing bound values and any validation errors, exposed via IsValid for checking
Answer + AI explanation with Pro
4. What is Data annotations?
Junior
A.the process of mapping data from a request's route, query string, form, or body onto handler parameters
B.an attribute directing a parameter to be populated from the URL query-string values
C.attributes such as Required and Range placed on properties to declare validation rules
D.an attribute directing a parameter to be deserialized from the request payload, typically JSON
Answer + AI explanation with Pro
5. Which term means: "attributes such as Required and Range placed on properties to declare validation rules"?
Junior
A.[FromBody]
B.[FromQuery]
C.Data annotations
D.Model binding
Answer + AI explanation with Pro
6. Which statement is correct?
Junior
A.Data annotations — an attribute directing a parameter to be deserialized from the request payload, typically JSON
B.Data annotations — an attribute directing a parameter to be populated from the URL query-string values
C.Data annotations — attributes such as Required and Range placed on properties to declare validation rules
D.Data annotations — the process of mapping data from a request's route, query string, form, or body onto handler parameters
Answer + AI explanation with Pro
7. What is [FromBody]?
Mid
A.attributes such as Required and Range placed on properties to declare validation rules
B.the dictionary capturing bound values and any validation errors, exposed via IsValid for checking
C.an attribute directing a parameter to be deserialized from the request payload, typically JSON
D.an attribute directing a parameter to be populated from the URL query-string values
Answer + AI explanation with Pro
8. Which term means: "an attribute directing a parameter to be deserialized from the request payload, typically JSON"?
Mid
A.[FromBody]
B.Model binding
C.Data annotations
D.[FromQuery]
Answer + AI explanation with Pro
9. Which statement is correct?
Mid
A.[FromBody] — an attribute directing a parameter to be deserialized from the request payload, typically JSON
B.[FromBody] — the dictionary capturing bound values and any validation errors, exposed via IsValid for checking
C.[FromBody] — an attribute directing a parameter to be populated from the URL query-string values
D.[FromBody] — the process of mapping data from a request's route, query string, form, or body onto handler parameters
Answer + AI explanation with Pro
10. What is [FromQuery]?
Mid
A.the process of mapping data from a request's route, query string, form, or body onto handler parameters
B.an attribute directing a parameter to be populated from the URL query-string values
C.attributes such as Required and Range placed on properties to declare validation rules
D.the dictionary capturing bound values and any validation errors, exposed via IsValid for checking
Answer + AI explanation with Pro
11. Which term means: "an attribute directing a parameter to be populated from the URL query-string values"?
Mid
A.[FromQuery]
B.Model binding
C.ModelState
D.[FromBody]
Answer + AI explanation with Pro
12. Which statement is correct?
Mid
A.[FromQuery] — attributes such as Required and Range placed on properties to declare validation rules
B.[FromQuery] — the dictionary capturing bound values and any validation errors, exposed via IsValid for checking
C.[FromQuery] — an attribute directing a parameter to be deserialized from the request payload, typically JSON
D.[FromQuery] — an attribute directing a parameter to be populated from the URL query-string values
Answer + AI explanation with Pro
13. What is ModelState?
Mid
A.an attribute directing a parameter to be populated from the URL query-string values
B.the dictionary capturing bound values and any validation errors, exposed via IsValid for checking
C.attributes such as Required and Range placed on properties to declare validation rules
D.an attribute directing a parameter to be deserialized from the request payload, typically JSON
Answer + AI explanation with Pro
14. Which term means: "the dictionary capturing bound values and any validation errors, exposed via IsValid for checking"?
Mid
A.Data annotations
B.Model binding
C.[FromBody]
D.ModelState
Answer + AI explanation with Pro
15. Which statement is correct?
Mid
A.ModelState — an attribute directing a parameter to be populated from the URL query-string values
B.ModelState — the dictionary capturing bound values and any validation errors, exposed via IsValid for checking
C.ModelState — attributes such as Required and Range placed on properties to declare validation rules
D.ModelState — the process of mapping data from a request's route, query string, form, or body onto handler parameters
Answer + AI explanation with Pro
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