Most asked top Interview Questions and Answers & Online Test
Education platform for interview prep, online tests, tutorials, and live practice

Build skills with focused learning paths, mock tests, and interview-ready content.

WithoutBook brings subject-wise interview questions, online practice tests, tutorials, and comparison guides into one responsive learning workspace.

Prepare Interview
Home / Interview Subjects / Entity Framework
WithoutBook LIVE Mock Interviews Entity Framework Related interview subjects: 24

Interview Questions and Answers

Know the top Entity Framework interview questions and answers for freshers and experienced candidates to prepare for job interviews.

Total 46 questions Interview Questions and Answers

The Best LIVE Mock Interview - You should go through before interview

Know the top Entity Framework interview questions and answers for freshers and experienced candidates to prepare for job interviews.

Interview Questions and Answers

Search a question to view the answer.

Freshers / Beginner level questions & answers

Ques 4

How can you perform eager loading using Include method in Entity Framework?

The Include method is used to specify related entities that should be loaded along with the main entity. For example, context.Orders.Include(o => o.Customer).ToList();
Save For Revision

Save For Revision

Bookmark this item, mark it difficult, or place it in a revision set.

Open My Learning Library
Is it helpful?
Add Comment View Comments
Ques 5

What is the purpose of the AsNoTracking method in Entity Framework?

The AsNoTracking method is used to disable change tracking for a specific query, which can improve performance when you only need to read data.
Save For Revision

Save For Revision

Bookmark this item, mark it difficult, or place it in a revision set.

Open My Learning Library
Is it helpful?
Add Comment View Comments
Ques 6

What is the purpose of the [Table] attribute in Entity Framework?

The [Table] attribute is used to specify the table name for an entity when it does not match the default convention.

Example:

[Table("MyCustomTableName")] public class MyEntity { /* properties */ }
Save For Revision

Save For Revision

Bookmark this item, mark it difficult, or place it in a revision set.

Open My Learning Library
Is it helpful?
Add Comment View Comments
Ques 7

Explain the purpose of the [Key] attribute in Entity Framework.

The [Key] attribute is used to specify the primary key property of an entity when it does not match the default convention.

Example:

[Key] public int MyCustomId { get; set; }
Save For Revision

Save For Revision

Bookmark this item, mark it difficult, or place it in a revision set.

Open My Learning Library
Is it helpful?
Add Comment View Comments
Ques 8

Explain the purpose of the [NotMapped] attribute in Entity Framework.

The [NotMapped] attribute is used to specify that a property should not be mapped to a column in the database.

Example:

[NotMapped] public string CalculatedProperty { get { /* calculation logic */ } }
Save For Revision

Save For Revision

Bookmark this item, mark it difficult, or place it in a revision set.

Open My Learning Library
Is it helpful?
Add Comment View Comments
Ques 9

What is the purpose of the DbSet.Find method in Entity Framework?

The DbSet.Find method is used to retrieve an entity from the database by its primary key value.

Example:

var entity = context.MyEntities.Find(1);
Save For Revision

Save For Revision

Bookmark this item, mark it difficult, or place it in a revision set.

Open My Learning Library
Is it helpful?
Add Comment View Comments
Ques 10

What is the purpose of the [MaxLength] attribute in Entity Framework?

The [MaxLength] attribute is used to specify the maximum length of a string or binary property when creating the database schema.

Example:

[MaxLength(50)] public string Name { get; set; }
Save For Revision

Save For Revision

Bookmark this item, mark it difficult, or place it in a revision set.

Open My Learning Library
Is it helpful?
Add Comment View Comments
Ques 11

What is the purpose of the ToListAsync method in Entity Framework?

The ToListAsync method is used to asynchronously execute a query and return the result as a List.

Example:

var result = await context.Entities.ToListAsync();
Save For Revision

Save For Revision

Bookmark this item, mark it difficult, or place it in a revision set.

Open My Learning Library
Is it helpful?
Add Comment View Comments
Ques 12

What is the purpose of the [Required] attribute in Entity Framework?

The [Required] attribute is used to specify that a property is required and must have a non-null value when saving to the database.

Example:

[Required] public string Name { get; set; }
Save For Revision

Save For Revision

Bookmark this item, mark it difficult, or place it in a revision set.

Open My Learning Library
Is it helpful?
Add Comment View Comments
Ques 13

Explain the purpose of the [StringLength] attribute in Entity Framework.

The [StringLength] attribute is used to specify the maximum length of a string property when creating the database schema.

Example:

[StringLength(100)] public string Description { get; set; }
Save For Revision

Save For Revision

Bookmark this item, mark it difficult, or place it in a revision set.

Open My Learning Library
Is it helpful?
Add Comment View Comments
Ques 14

Explain the purpose of the Add method in Entity Framework.

The Add method is used to add a new entity to the context, marking it as Added, and inserting it into the database when SaveChanges is called.

Example:

context.Entities.Add(newEntity);
Save For Revision

Save For Revision

Bookmark this item, mark it difficult, or place it in a revision set.

Open My Learning Library
Is it helpful?
Add Comment View Comments
Ques 15

What is the purpose of the Remove method in Entity Framework?

The Remove method is used to mark an entity as Deleted in the context, and the entity will be deleted from the database when SaveChanges is called.

Example:

context.Entities.Remove(entityToDelete);
Save For Revision

Save For Revision

Bookmark this item, mark it difficult, or place it in a revision set.

Open My Learning Library
Is it helpful?
Add Comment View Comments
Ques 16

Explain the purpose of the AsQueryable method in Entity Framework.

The AsQueryable method is used to convert an IEnumerable to IQueryable, enabling the use of LINQ expressions to query a collection.

Example:

var queryable = list.AsQueryable();
Save For Revision

Save For Revision

Bookmark this item, mark it difficult, or place it in a revision set.

Open My Learning Library
Is it helpful?
Add Comment View Comments
Ques 17

What is the purpose of the Set method in Entity Framework?

The Set method is used to get a DbSet for a given entity type, allowing you to perform database operations on that entity type.

Example:

var set = context.Set();
Save For Revision

Save For Revision

Bookmark this item, mark it difficult, or place it in a revision set.

Open My Learning Library
Is it helpful?
Add Comment View Comments
Ques 18

Explain the purpose of the FindAsync method in Entity Framework.

The FindAsync method is used to asynchronously retrieve an entity from the database by its primary key value.

Example:

var entity = await context.MyEntities.FindAsync(1);
Save For Revision

Save For Revision

Bookmark this item, mark it difficult, or place it in a revision set.

Open My Learning Library
Is it helpful?
Add Comment View Comments

Most helpful rated by users:

Copyright © 2026, WithoutBook.