Why you should use Entity Framework Online Test?

The Entity Framework Online test makes use of scenario-based questions to test for on-the-job skills as opposed to theoretical knowledge, ensuring that candidates who do well on this screening test have the relavant skills. The questions are designed to covered following on-the-job aspects: Inzicht in entiteitstoestanden en hun impact op gegevensverzettingsvermogen Mogelijkheid om met entiteitsobjecten te werken en CRUD -bewerkingen uit te voeren Vaardigheid in het werken met entiteitseigenschappen en het toewijzen van ze aan databasevelden Ervaring met transacties en SQL in de context van entiteitskader Bekendheid met entiteitsmodel en zijn rol bij het definiëren van het databaseschema Expertise in het gebruik van entiteitsraamwerkontwerper voor visuele mapping en code -generatie Sterk begrip van concepten Object-Relational Mapping (ORM) (ORM)

Entity Framework Online Test

About the test:

Het online test van de entiteit Framework maakt gebruik van scenario-gebaseerde MCQ's om kandidaten te evalueren op hun kennis van entiteitskader, inclusief hun vaardigheid in het werken met databaseschema, datamodellering en query-optimalisatie. De test evalueert ook de bekendheid van een kandidaat met LINQ (door taal geïntegreerde vraag) en de integratie ervan met entiteitskader. De test is bedoeld om het vermogen van een kandidaat te evalueren om effectief met entiteitskader te werken en gegevensgestuurde applicaties te ontwerpen en te ontwikkelen die zich houden aan best practices en prestatienormen.

Covered skills:

Entiteitsstaten
Entiteitseigenschappen
Entiteitsmodel
Orm
Linq
Query -optimalisatie
Database -ontwerp

Entity Objects
Transacties en SQL
Entity Framework Designer
Database -connectiviteit
Database eerste aanpak
Gegevenstoegangslaag
Afstemming van prestaties

Preview this test

Bekijk Sample Scorecard

9 reasons why

Adaface Entity Framework Test is the most accurate way to shortlist Ontwikkelaar van entiteitskaders

Reason #1

Tests for on-the-job skills

The Entity Framework Online Test helps recruiters and hiring managers identify qualified candidates from a pool of resumes, and helps in taking objective hiring decisions. It reduces the administrative overhead of interviewing too many candidates and saves time by filtering out unqualified candidates at the first step of the hiring process.

The test screens for the following skills that hiring managers look for in candidates:

Vermogen om met entiteitstoestanden te werken
Kennis van entiteitsobjecten
Inzicht in entiteitseigenschappen
Ervaring met transacties en SQL
Vaardigheid in entiteitsmodel
Bekendheid met designer van entiteitskader
Inzicht in ORM (Object Relational Mapping)
Expertise in database -connectiviteit
Vaardigheid in Linq
Kennis van de eerste aanpak van database
Mogelijkheid om vragen te optimaliseren
Ervaring met het bouwen van gegevenstoegangslagen
Inzicht in database -ontwerp
Kennis van het afstemmen van prestaties

Reason #2

No trick questions

Traditional assessment tools use trick questions and puzzles for the screening, which creates a lot of frustration among candidates about having to go through irrelevant screening assessments.

View sample questions

The main reason we started Adaface is that traditional pre-employment assessment platforms are not a fair way for companies to evaluate candidates. At Adaface, our mission is to help companies find great candidates by assessing on-the-job skills required for a role.

Why we started Adaface

Preview this test

Bekijk Sample Scorecard

Reason #3

Non-googleable questions

We have a very high focus on the quality of questions that test for on-the-job skills. Every question is non-googleable and we have a very high bar for the level of subject matter experts we onboard to create these questions. We have crawlers to check if any of the questions are leaked online. If/ when a question gets leaked, we get an alert. We change the question for you & let you know.

How we design questions

Dit zijn slechts een klein monster uit onze bibliotheek met meer dan 10.000 vragen. De werkelijke vragen hierover Entity Framework Online test zal niet-googelbaar zijn.

🧐 Question
Medium Global Query Filters Global Query Filters Soft Delete	Solve
In an Entity Framework Core project, you're working on an e-commerce application where products can be 'soft deleted'. A soft deleted product is not physically removed from the database, but is flagged as deleted and should not appear in normal query results. Assume that your Product model includes an IsDeleted boolean property. Your task is to implement a global query filter to exclude soft deleted products from all queries throughout the application. Which of the following is the correct way to implement this requirement in your DbContext derived class, ProductContext?
Medium Implicit and Explicit Loading Loading Strategies Relationships	Solve
In an Entity Framework Core project, you have two related entities, Product and Category. Each Product entity has a navigation property Category that represents the Category entity associated with the product. You have the following code that retrieves a product: The Product and Category entities are defined as follows: You call the GetProduct method and then access the Category.Name property of the returned Product entity. What will happen? A: The Category.Name property will have the name of the category associated with the product. B: The Category.Name property will be null C: An NullReferenceException error will be thrown when accessing the Category.Name property. D: The Category.Name property will have the default value for a string
Medium Transaction Management Transaction Management	Solve
In an Entity Framework Core project, you are tasked with managing transactional operations within a ProductService. Assume the database context, DbContext, is injected into ProductService. You need to ensure that an operation updating the stock quantity of a product is atomic. If any error occurs during this operation, the changes must not be saved to maintain data integrity. Given the following code snippet for the UpdateStock method, which is the correct way to achieve this?
Medium base code and queries	Solve
Check the following base LINQ code and two LINQ queries that follow: Which of the following statements are true about the output of CODE ONE with base code and CODE TWO with base code?
Easy IEnumerable	Solve
What does the following LINQ code output?
Medium AppDomain Resource Scoping Configuration Management AppDomain Resource Scoping	Solve
Consider a scenario where you have a .NET application that needs to load different configurations for different components running in separate AppDomains. You have the following code structure: The `ConfigManager` class is designed to load and store configurations for different domains. What will be the output of this program, assuming `ConfigA.xml` and `ConfigB.xml` contain distinct settings? A: Config in DomainA: [Settings from ConfigA.xml], Config in DomainB: [Settings from ConfigB.xml] B: Config in DomainA: null, Config in DomainB: null C: Config in DomainA: [Settings from ConfigB.xml], Config in DomainB: [Settings from ConfigA.xml] D: A runtime exception is thrown due to cross-domain operation. E: Config in DomainA: [Settings from ConfigA.xml], Config in DomainB: [Settings from ConfigA.xml] F: The output is unpredictable and depends on the runtime environment.
Medium IDisposable Pattern Garbage Collection IDisposable Pattern Memory Management	Solve
Consider the following .NET C# code snippet implementing IDisposable pattern: What is true about the garbage collection and resource management in this code? A: The finalizer will always be called when the object is garbage collected. B: The `Dispose` method is only called when explicitly invoked. C: Managed resources will be freed in the finalizer. D: Unmanaged resources are only freed if `Dispose` is called with `true`. E: The `GC.SuppressFinalize` method prevents the finalizer from being called. F: The `using` statement ensures that unmanaged resources are always freed.
Medium Remoting and Object Lifetime .NET Remoting Object Lifetime MarshalByRefObject	Solve
In a .NET application, you are using .NET Remoting to communicate between different application domains. You have the following server-side code: This `RemoteObject` class is hosted in one application domain and accessed from another. Considering the lease settings (InitialLeaseTime, SponsorshipTimeout, RenewOnCallTime), what will happen if a client accesses the `GetData` method every 3 seconds? A: The object will be disconnected after 5 seconds, regardless of the calls. B: The lease will be renewed, and the object remains accessible as long as it's called every 3 seconds. C: The object will be disconnected after 7 seconds, even with the regular calls. D: An exception will be thrown due to lease timeout. E: The lease will be renewed indefinitely without disconnection. F: The object will be disconnected only if there is a call after 5 seconds but within 7 seconds.
Hard Classes and Constructors OOPs	Solve
What is the output of the following C# code?
Easy Arrays and Exceptions Arrays Exceptions	Solve
What is the output of the following C# code?
Medium Multiple Namespaces	Solve
Class Student exists in both firstnamespace and secondnamespace namespaces. Which of the following are the correct ways to use the Student class?
Medium Static and constructors OOPs	Solve
What is the output of the following C# code?
Medium Multi Select JOIN GROUP BY	Solve
Consider the following SQL table: How many rows does the following SQL query return?
Medium nth highest sales Nested queries User Defined Functions	Solve
Consider the following SQL table: Which of the following SQL commands will find the ‘nth highest Sales’ if it exists (returns null otherwise)?
Medium Select & IN Nested queries	Solve
Consider the following SQL table: Which of the following SQL queries would return the year when neither a football or cricket winner was chosen?
Medium Sorting Ubers Nested queries Join Comparison operators	Solve
Consider the following SQL table: What will be the first two tuples resulting from the following SQL command?
Hard With, AVG & SUM MAX() MIN() Aggregate functions	Solve
Consider the following SQL table: How many tuples does the following query return?

	🧐 Question	🔧 Skill
	Medium Global Query Filters Global Query Filters Soft Delete	2 mins Entity Framework	Solve
In an Entity Framework Core project, you're working on an e-commerce application where products can be 'soft deleted'. A soft deleted product is not physically removed from the database, but is flagged as deleted and should not appear in normal query results. Assume that your Product model includes an IsDeleted boolean property. Your task is to implement a global query filter to exclude soft deleted products from all queries throughout the application. Which of the following is the correct way to implement this requirement in your DbContext derived class, ProductContext?
	Medium Implicit and Explicit Loading Loading Strategies Relationships	3 mins Entity Framework	Solve
In an Entity Framework Core project, you have two related entities, Product and Category. Each Product entity has a navigation property Category that represents the Category entity associated with the product. You have the following code that retrieves a product: The Product and Category entities are defined as follows: You call the GetProduct method and then access the Category.Name property of the returned Product entity. What will happen? A: The Category.Name property will have the name of the category associated with the product. B: The Category.Name property will be null C: An NullReferenceException error will be thrown when accessing the Category.Name property. D: The Category.Name property will have the default value for a string
	Medium Transaction Management Transaction Management	2 mins Entity Framework	Solve
In an Entity Framework Core project, you are tasked with managing transactional operations within a ProductService. Assume the database context, DbContext, is injected into ProductService. You need to ensure that an operation updating the stock quantity of a product is atomic. If any error occurs during this operation, the changes must not be saved to maintain data integrity. Given the following code snippet for the UpdateStock method, which is the correct way to achieve this?
	Medium base code and queries	4 mins LINQ	Solve
Check the following base LINQ code and two LINQ queries that follow: Which of the following statements are true about the output of CODE ONE with base code and CODE TWO with base code?
	Easy IEnumerable	2 mins LINQ	Solve
What does the following LINQ code output?
	Medium AppDomain Resource Scoping Configuration Management AppDomain Resource Scoping	3 mins .NET	Solve
Consider a scenario where you have a .NET application that needs to load different configurations for different components running in separate AppDomains. You have the following code structure: The `ConfigManager` class is designed to load and store configurations for different domains. What will be the output of this program, assuming `ConfigA.xml` and `ConfigB.xml` contain distinct settings? A: Config in DomainA: [Settings from ConfigA.xml], Config in DomainB: [Settings from ConfigB.xml] B: Config in DomainA: null, Config in DomainB: null C: Config in DomainA: [Settings from ConfigB.xml], Config in DomainB: [Settings from ConfigA.xml] D: A runtime exception is thrown due to cross-domain operation. E: Config in DomainA: [Settings from ConfigA.xml], Config in DomainB: [Settings from ConfigA.xml] F: The output is unpredictable and depends on the runtime environment.
	Medium IDisposable Pattern Garbage Collection IDisposable Pattern Memory Management	2 mins .NET	Solve
Consider the following .NET C# code snippet implementing IDisposable pattern: What is true about the garbage collection and resource management in this code? A: The finalizer will always be called when the object is garbage collected. B: The `Dispose` method is only called when explicitly invoked. C: Managed resources will be freed in the finalizer. D: Unmanaged resources are only freed if `Dispose` is called with `true`. E: The `GC.SuppressFinalize` method prevents the finalizer from being called. F: The `using` statement ensures that unmanaged resources are always freed.
	Medium Remoting and Object Lifetime .NET Remoting Object Lifetime MarshalByRefObject	3 mins .NET	Solve
In a .NET application, you are using .NET Remoting to communicate between different application domains. You have the following server-side code: This `RemoteObject` class is hosted in one application domain and accessed from another. Considering the lease settings (InitialLeaseTime, SponsorshipTimeout, RenewOnCallTime), what will happen if a client accesses the `GetData` method every 3 seconds? A: The object will be disconnected after 5 seconds, regardless of the calls. B: The lease will be renewed, and the object remains accessible as long as it's called every 3 seconds. C: The object will be disconnected after 7 seconds, even with the regular calls. D: An exception will be thrown due to lease timeout. E: The lease will be renewed indefinitely without disconnection. F: The object will be disconnected only if there is a call after 5 seconds but within 7 seconds.
	Hard Classes and Constructors OOPs	2 mins C#	Solve
What is the output of the following C# code?
	Easy Arrays and Exceptions Arrays Exceptions	2 mins C#	Solve
What is the output of the following C# code?
	Medium Multiple Namespaces	2 mins C#	Solve
Class Student exists in both firstnamespace and secondnamespace namespaces. Which of the following are the correct ways to use the Student class?
	Medium Static and constructors OOPs	3 mins C#	Solve
What is the output of the following C# code?
	Medium Multi Select JOIN GROUP BY	2 mins SQL	Solve
Consider the following SQL table: How many rows does the following SQL query return?
	Medium nth highest sales Nested queries User Defined Functions	3 mins SQL	Solve
Consider the following SQL table: Which of the following SQL commands will find the ‘nth highest Sales’ if it exists (returns null otherwise)?
	Medium Select & IN Nested queries	3 mins SQL	Solve
Consider the following SQL table: Which of the following SQL queries would return the year when neither a football or cricket winner was chosen?
	Medium Sorting Ubers Nested queries Join Comparison operators	3 mins SQL	Solve
Consider the following SQL table: What will be the first two tuples resulting from the following SQL command?
	Hard With, AVG & SUM MAX() MIN() Aggregate functions	2 mins SQL	Solve
Consider the following SQL table: How many tuples does the following query return?

	🧐 Question	🔧 Skill	💪 Difficulty	⌛ Time
	Global Query Filters Global Query Filters Soft Delete	Entity Framework	Medium	2 mins	Solve
In an Entity Framework Core project, you're working on an e-commerce application where products can be 'soft deleted'. A soft deleted product is not physically removed from the database, but is flagged as deleted and should not appear in normal query results. Assume that your Product model includes an IsDeleted boolean property. Your task is to implement a global query filter to exclude soft deleted products from all queries throughout the application. Which of the following is the correct way to implement this requirement in your DbContext derived class, ProductContext?
	Implicit and Explicit Loading Loading Strategies Relationships	Entity Framework	Medium	3 mins	Solve
In an Entity Framework Core project, you have two related entities, Product and Category. Each Product entity has a navigation property Category that represents the Category entity associated with the product. You have the following code that retrieves a product: The Product and Category entities are defined as follows: You call the GetProduct method and then access the Category.Name property of the returned Product entity. What will happen? A: The Category.Name property will have the name of the category associated with the product. B: The Category.Name property will be null C: An NullReferenceException error will be thrown when accessing the Category.Name property. D: The Category.Name property will have the default value for a string
	Transaction Management Transaction Management	Entity Framework	Medium	2 mins	Solve
In an Entity Framework Core project, you are tasked with managing transactional operations within a ProductService. Assume the database context, DbContext, is injected into ProductService. You need to ensure that an operation updating the stock quantity of a product is atomic. If any error occurs during this operation, the changes must not be saved to maintain data integrity. Given the following code snippet for the UpdateStock method, which is the correct way to achieve this?
	base code and queries	LINQ	Medium	4 mins	Solve
Check the following base LINQ code and two LINQ queries that follow: Which of the following statements are true about the output of CODE ONE with base code and CODE TWO with base code?
	IEnumerable	LINQ	Easy	2 mins	Solve
What does the following LINQ code output?
	AppDomain Resource Scoping Configuration Management AppDomain Resource Scoping	.NET	Medium	3 mins	Solve
Consider a scenario where you have a .NET application that needs to load different configurations for different components running in separate AppDomains. You have the following code structure: The `ConfigManager` class is designed to load and store configurations for different domains. What will be the output of this program, assuming `ConfigA.xml` and `ConfigB.xml` contain distinct settings? A: Config in DomainA: [Settings from ConfigA.xml], Config in DomainB: [Settings from ConfigB.xml] B: Config in DomainA: null, Config in DomainB: null C: Config in DomainA: [Settings from ConfigB.xml], Config in DomainB: [Settings from ConfigA.xml] D: A runtime exception is thrown due to cross-domain operation. E: Config in DomainA: [Settings from ConfigA.xml], Config in DomainB: [Settings from ConfigA.xml] F: The output is unpredictable and depends on the runtime environment.
	IDisposable Pattern Garbage Collection IDisposable Pattern Memory Management	.NET	Medium	2 mins	Solve
Consider the following .NET C# code snippet implementing IDisposable pattern: What is true about the garbage collection and resource management in this code? A: The finalizer will always be called when the object is garbage collected. B: The `Dispose` method is only called when explicitly invoked. C: Managed resources will be freed in the finalizer. D: Unmanaged resources are only freed if `Dispose` is called with `true`. E: The `GC.SuppressFinalize` method prevents the finalizer from being called. F: The `using` statement ensures that unmanaged resources are always freed.
	Remoting and Object Lifetime .NET Remoting Object Lifetime MarshalByRefObject	.NET	Medium	3 mins	Solve
In a .NET application, you are using .NET Remoting to communicate between different application domains. You have the following server-side code: This `RemoteObject` class is hosted in one application domain and accessed from another. Considering the lease settings (InitialLeaseTime, SponsorshipTimeout, RenewOnCallTime), what will happen if a client accesses the `GetData` method every 3 seconds? A: The object will be disconnected after 5 seconds, regardless of the calls. B: The lease will be renewed, and the object remains accessible as long as it's called every 3 seconds. C: The object will be disconnected after 7 seconds, even with the regular calls. D: An exception will be thrown due to lease timeout. E: The lease will be renewed indefinitely without disconnection. F: The object will be disconnected only if there is a call after 5 seconds but within 7 seconds.
	Classes and Constructors OOPs	C#	Hard	2 mins	Solve
What is the output of the following C# code?
	Arrays and Exceptions Arrays Exceptions	C#	Easy	2 mins	Solve
What is the output of the following C# code?
	Multiple Namespaces	C#	Medium	2 mins	Solve
Class Student exists in both firstnamespace and secondnamespace namespaces. Which of the following are the correct ways to use the Student class?
	Static and constructors OOPs	C#	Medium	3 mins	Solve
What is the output of the following C# code?
	Multi Select JOIN GROUP BY	SQL	Medium	2 mins	Solve
Consider the following SQL table: How many rows does the following SQL query return?
	nth highest sales Nested queries User Defined Functions	SQL	Medium	3 mins	Solve
Consider the following SQL table: Which of the following SQL commands will find the ‘nth highest Sales’ if it exists (returns null otherwise)?
	Select & IN Nested queries	SQL	Medium	3 mins	Solve
Consider the following SQL table: Which of the following SQL queries would return the year when neither a football or cricket winner was chosen?
	Sorting Ubers Nested queries Join Comparison operators	SQL	Medium	3 mins	Solve
Consider the following SQL table: What will be the first two tuples resulting from the following SQL command?
	With, AVG & SUM MAX() MIN() Aggregate functions	SQL	Hard	2 mins	Solve
Consider the following SQL table: How many tuples does the following query return?

Reason #4

1200+ customers in 75 countries

Met Adaface konden we ons eerste screeningproces met ruim 75% optimaliseren, waardoor kostbare tijd vrijkwam voor zowel de rekruteringsmanagers als ons talentacquisitieteam!

Brandon Lee, Hoofd Mensen, Love, Bonito

Preview this test

Bekijk Sample Scorecard

Reason #5

Designed for elimination, not selection

The most important thing while implementing the pre-employment Entity Framework Online test in your hiring process is that it is an elimination tool, not a selection tool. In other words: you want to use the test to eliminate the candidates who do poorly on the test, not to select the candidates who come out at the top. While they are super valuable, pre-employment tests do not paint the entire picture of a candidate’s abilities, knowledge, and motivations. Multiple easy questions are more predictive of a candidate's ability than fewer hard questions. Harder questions are often "trick" based questions, which do not provide any meaningful signal about the candidate's skillset.

Science behind Adaface tests

Reason #6

1 click candidate invites

Email invites: You can send candidates an email invite to the Entity Framework Online test from your dashboard by entering their email address.

Public link: You can create a public link for each test that you can share with candidates.

API or integrations: You can invite candidates directly from your ATS by using our pre-built integrations with popular ATS systems or building a custom integration with your in-house ATS.

Reason #7

Detailed scorecards & benchmarks

Bekijk Sample Scorecard

Preview this test

Bekijk Sample Scorecard

Reason #8

High completion rate

Adaface tests are conversational, low-stress, and take just 25-40 mins to complete.

This is why Adaface has the highest test-completion rate (86%), which is more than 2x better than traditional assessments.

Reason #9

Advanced Proctoring

Learn more

Preview this test

Bekijk Sample Scorecard

About the Entity Framework Assessment Test

Why you should use Pre-employment Entity Framework Online Test?

The Entity Framework Online test makes use of scenario-based questions to test for on-the-job skills as opposed to theoretical knowledge, ensuring that candidates who do well on this screening test have the relavant skills. The questions are designed to covered following on-the-job aspects:

Inzicht in entiteitstoestanden en hun impact op gegevensverzettingsvermogen
Mogelijkheid om met entiteitsobjecten te werken en CRUD -bewerkingen uit te voeren
Vaardigheid in het werken met entiteitseigenschappen en het toewijzen van ze aan databasevelden
Ervaring met transacties en SQL in de context van entiteitskader
Bekendheid met entiteitsmodel en zijn rol bij het definiëren van het databaseschema
Expertise in het gebruik van entiteitsraamwerkontwerper voor visuele mapping en code -generatie
Sterk begrip van concepten Object-Relational Mapping (ORM) (ORM)

Once the test is sent to a candidate, the candidate receives a link in email to take the test. For each candidate, you will receive a detailed report with skills breakdown and benchmarks to shortlist the top candidates from your pool.

What topics are covered in the Entity Framework Online Test?

Entity Objects
Entity Objects zijn de representaties van databaseobjecten in het entiteitskader. Ze worden gebruikt om bewerkingen op de gegevens uit te voeren, zoals het opvragen, invoegen, updaten en verwijderen. Het beoordelen van kennis van entiteitobjecten zorgt ervoor dat kandidaten goed thuis zijn in het manipuleren van gegevens met behulp van het framework.
entiteitseigenschappen
Entiteitseigenschappen zijn de attributen van een entiteit, het definiëren van de kenmerken en het opslaan van gegevens en het opslaan van gegevens en het opslaan van gegevens . Het evalueren van het begrip van kandidaten van entiteitseigenschappen zorgt ervoor dat ze databasekolommen effectief kunnen toewijzen aan entiteitseigenschappen en efficiënt gegevensmanipulatie kan verwerken.
Transacties en SQL
Transacties en SQL -vaardigheden zijn essentieel voor het beheren van gelijktijdig beheren voor het beheren van gelijktijdig beheren. Gegevensbewerkingen en het waarborgen van gegevensintegriteit in een omgeving met meerdere gebruikers. De mogelijkheid om met transacties te werken en geoptimaliseerde SQL -query's te schrijven is cruciaal voor efficiënte gegevenstoegang en manipulatie.
Entity Model
Het entiteitsmodel vertegenwoordigt het conceptuele model van een database in het entiteitskader . Het omvat entiteiten, relaties en associaties. Het beoordelen van kennis van entiteitsmodellering zorgt ervoor dat kandidaten effectieve gegevensmodellen kunnen ontwerpen en implementeren met behulp van het entiteitskader.
Entity Framework Designer
De Entity Framework Designer is een visuele tool die wordt gebruikt om modellen te ontwerpen entiteitsmodellen , database -objecten toewijzen aan entiteitsklassen. Inzicht in de ENTITY Framework Designer stelt kandidaten in staat om efficiënt entiteitsmodellen te creëren en te wijzigen, waardoor gestroomlijnde applicatie-ontwikkeling wordt vergemakkelijk Entity Framework om databaseobjecten toe te wijzen aan entiteitobjecten. Het beoordelen van de kennis van kandidaten van ORM zorgt ervoor dat ze effectief kunnen samenwerken met het entiteitskader en de onderliggende principes van object-relationele mapping kunnen begrijpen.
database-connectiviteit
database-connectiviteitsvaardigheden omvatten het opzetten en onderhouden van het opzetten en onderhouden Verbindingen met databases voor het uitvoeren van gegevensbewerkingen. Het beoordelen van database -connectiviteitsvaardigheden helpt bij het identificeren van kandidaten die effectief databaseverbindingen kunnen opzetten, verbindingspools kunnen verwerken en de databasetoegang efficiënt kunnen beheren in de context van het entiteitskader.
Linq
Linq (taal geïntegreerd (taal geïntegreerd (taal geïntegreerd (taal geïntegreerd (taal geïntegreerd (taal geïntegreerd (taal geïntegreerd (taal geïntegreerd. Query) is een krachtig kenmerk van het Entity Framework dat gegevens op een type-safe manier mogelijk maakt en manipuleert. Het beoordelen van de kennis van kandidaten van LINQ zorgt ervoor dat ze LINQ-expressies kunnen gebruiken om gegevens efficiënt te vragen en complexe gegevensmanipulaties uit te voeren.
Database Eerste aanpak
De database-eerste aanpak in de entiteitskader omvat het genereren van het entiteitsmodel uit een bestaand databaseschema. Het beoordelen van de kennis van de database-eerste aanpak zorgt ervoor dat kandidaten met bestaande databases kunnen werken en entiteitsmodellen nauwkeurig en efficiënt kunnen genereren.
Query-optimalisatie
Quick-optimalisatievaardigheden De prestaties van databasevragen in het entiteitskader. Kandidaten met sterke vaardigheden voor query -optimalisatie kunnen efficiënte query's schrijven, databasetoegang optimaliseren en de algehele applicatieprestaties verbeteren.
Gegevenstoegangslaag
De gegevenstoegangslaag is de component van een applicatie die verantwoordelijk is voor een verantwoordelijke toepassing het ophalen en manipuleren van gegevens uit de database. Beoordeling van de kennis van de gegevenstoegangslaag in de context van het entiteitskader zorgt ervoor dat kandidaten efficiënte componenten voor gegevenstoegang kunnen ontwerpen en implementeren die naadloos interageren met het framework.
database -ontwerp
Database -ontwerp Vaardigheden omvatten het vermogen om vereisten te analyseren en efficiënte en schaalbare databaseschema's te ontwerpen. Het evalueren van de kennis van kandidaten van databaseontwerp zorgt ervoor dat ze databaseschema's kunnen ontwerpen die aansluiten bij best practices, gegevensopslag optimaliseren en effectieve gegevensophalen en manipulatie vergemakkelijken.
Performance -afstemming
Prestatietuning Vaardigheden omvatten het analyseren en optimaliseren van de prestaties van applicaties die zijn gebouwd met het entiteitskader. Kandidaten met prestatie -afstemmingsvaardigheden kunnen knelpunten van prestaties identificeren, gebruik maken van cachingstrategieën, optimaliseren van de databasetoegang en de algehele responsiviteit van applicaties verbeteren.
Full list of covered topics
The actual topics of the questions in the final test will depend on your job description and requirements. However, here's a list of topics you can expect the questions for Entity Framework Online test to be based on.
Entiteitsstaten
Entity Objects
Entiteitseigenschappen
Transacties en SQL
Entiteitsmodel
Entity Framework Designer
Orm
Database -connectiviteit
Linq
Database eerste aanpak
Query -optimalisatie
Gegevenstoegangslaag
Database -ontwerp
Afstemming van prestaties

Preview this test

Bekijk Sample Scorecard

What roles can I use the Entity Framework Online Test for?

Ontwikkelaar van entiteitskader
ASP.NET Developer
.NET -ontwikkelaar

How is the Entity Framework Online Test customized for senior candidates?

For intermediate/ experienced candidates, we customize the assessment questions to include advanced topics and increase the difficulty level of the questions. This might include adding questions on topics like

Kennis van database -connectiviteit en werken met verschillende databaseproviders
Vaardigheid in LINQ en het gebruik ervan voor het opvragen van gegevens met entiteitskader
Ervaring met de eerste aanpak van database en het genereren van entiteitsklassen uit bestaande databases
Mogelijkheid om vragen te optimaliseren en de prestaties te verbeteren met behulp van entiteitskader
Expertise in het ontwerpen en implementeren van een robuuste gegevenstoegangslaag met behulp van Entity Framework
Sterk begrip van databaseontwerpprincipes en normalisatietechnieken
Kennis van prestatietuningtechnieken voor het verbeteren van de toepassingen van entiteitskaders

The coding question for experienced candidates will be of a higher difficulty level to evaluate more hands-on experience.

Preview this test

Bekijk Sample Scorecard

De rekruteringsmanagers waren van mening dat ze door de technische vragen die ze tijdens de panelgesprekken stelden, konden zien welke kandidaten beter scoorden, en onderscheidden ze zich met degenen die niet zo goed scoorden. Zij zijn zeer tevreden met de kwaliteit van de kandidaten op de shortlist van de Adaface-screening.

85%

Vermindering van de screeningstijd

Bekijk volledige case study

Entity Framework Hiring Test Veelgestelde vragen

Wat is de beoordelingstest Entity Framework?

De ENTITY Framework Assessment Test is een hulpmiddel voor het testen van de werkzaamheden die door werkgevers worden gebruikt om het vermogen van een kandidaat om met het entiteitskader te werken te beoordelen. Het is een .NET Framework-component waarmee ontwikkelaars op een objectgeoriënteerde manier met gegevens kunnen werken.

De beoordelingstest richt zich op vragen over Entity Framework Architecture, Entity Data Model (EDM), Entity SQL-taal, Object Services API en andere fundamentele onderwerpen om te testen op vaardigheden op het werk.

Kan ik meerdere vaardigheden combineren in één aangepaste beoordeling?

Ja absoluut. Aangepaste beoordelingen zijn opgezet op basis van uw functiebeschrijving en bevatten vragen over alle must-have vaardigheden die u opgeeft.

Heeft u functies tegen latere of proctoring op hun plaats?

We hebben de volgende anti-cheating-functies op zijn plaats:

Niet-googelbare vragen
IP Proctoring
Web Proctoring
Webcam Proctoring
Plagiaatdetectie
Beveilig browser

Lees meer over de Proctoring -functies.

Hoe interpreteer ik testscores?

Het belangrijkste om in gedachten te houden is dat een beoordeling een eliminatietool is, geen selectietool. Een vaardighedenbeoordeling is geoptimaliseerd om u te helpen kandidaten te elimineren die niet technisch gekwalificeerd zijn voor de rol, het is niet geoptimaliseerd om u te helpen de beste kandidaat voor de rol te vinden. Dus de ideale manier om een beoordeling te gebruiken is om een drempelscore te bepalen (meestal 55%, wij helpen u benchmark) en alle kandidaten uit te nodigen die boven de drempel scoren voor de volgende interviewrondes.

Voor welk ervaringsniveau kan ik deze test gebruiken?

Elke ADAFACE -beoordeling is aangepast aan uw functiebeschrijving/ ideale kandidaatpersonage (onze experts van het onderwerp zullen de juiste vragen kiezen voor uw beoordeling uit onze bibliotheek van 10000+ vragen). Deze beoordeling kan worden aangepast voor elk ervaringsniveau.

Krijgt elke kandidaat dezelfde vragen?

Ja, het maakt het veel gemakkelijker voor u om kandidaten te vergelijken. Opties voor MCQ -vragen en de volgorde van vragen worden gerandomiseerd. We hebben anti-cheating/proctoring functies. In ons bedrijfsplan hebben we ook de optie om meerdere versies van dezelfde beoordeling te maken met vragen over vergelijkbare moeilijkheidsniveaus.