UML Online Test

The UML Online Test uses scenario-based multiple choice questions to evaluate candidates on their understanding of the Unified Modeling Language (UML) and its various diagrams, including use case diagrams, class diagrams, sequence diagrams, state machine diagrams, activity diagrams, and component diagrams. The test assesses candidates' proficiency in modeling software systems using UML, as well as their ability to interpret and analyze UML diagrams to understand system requirements, design software architectures, and communicate effectively with stakeholders.

Covered skills:

UML Fundamentals and Notation
Use Case Diagrams and Modeling
Class Diagrams and Object-Oriented Concepts
Sequence and Communication Diagrams
State Machine and Activity Diagrams
Object and Component Diagrams
Deployment and Package Diagrams
Best Practices for UML Modeling
UML Tools and Software Design
UML for System Analysis and Design
UML for Software Development and Testing

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About the UML Test

The UML 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:

Ability to understand and apply UML Fundamentals and Notation
Ability to create and interpret Use Case Diagrams and Modeling
Ability to create and interpret Class Diagrams and understand Object-Oriented Concepts
Ability to create and interpret Sequence and Communication Diagrams
Ability to create and interpret State Machine and Activity Diagrams
Ability to create and interpret Object and Component Diagrams
Ability to create and interpret Deployment and Package Diagrams
Ability to follow best practices for UML Modeling
Familiarity with UML Tools and Software Design
Understanding of UML for System Analysis and Design
Application of UML for Software Development and Testing

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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

These are just a small sample from our library of 15,000+ questions. The actual questions on this UML Online Test will be non-googleable.

🧐 Question
Medium A to F Chain State Machine Diagram State Machine Diagram Analysis Transition Sequence Evaluation	Solve
You are given the following state machine diagram. What is the value of x after the occurrence of the event chain e4 e5 e1 e4?
Easy Fairs and Visitors Class Diagram	Solve
Consider the scenario: A fair is visited by atleast one visitor. A visitor visits atleast one one fair. How do you model the scenario with a class diagram?
Easy Patient Consultation Use Case Diagram Uml Diagrams Use Case Design	Solve
How would you model the following situation with a use case UML diagram? A doctor does a patient consultation together with the nurse. The nurse always has to write the notes during the consultation.
Medium Vertical Fork Activity Diagram	Solve
Review the following activity diagram: Which of the following action sequences are possible during one execution of the activity diagram? A: 1 → 2 → 4 B: 1 → 3 → 2 → 4 C: 1 → 2 → 4 → 3 D: 1 → 2 → 3 → 4

	🧐 Question	🔧 Skill
	Medium A to F Chain State Machine Diagram State Machine Diagram Analysis Transition Sequence Evaluation	2 mins UML	Solve
You are given the following state machine diagram. What is the value of x after the occurrence of the event chain e4 e5 e1 e4?
	Easy Fairs and Visitors Class Diagram	2 mins UML	Solve
Consider the scenario: A fair is visited by atleast one visitor. A visitor visits atleast one one fair. How do you model the scenario with a class diagram?
	Easy Patient Consultation Use Case Diagram Uml Diagrams Use Case Design	2 mins UML	Solve
How would you model the following situation with a use case UML diagram? A doctor does a patient consultation together with the nurse. The nurse always has to write the notes during the consultation.
	Medium Vertical Fork Activity Diagram	3 mins UML	Solve
Review the following activity diagram: Which of the following action sequences are possible during one execution of the activity diagram? A: 1 → 2 → 4 B: 1 → 3 → 2 → 4 C: 1 → 2 → 4 → 3 D: 1 → 2 → 3 → 4

	🧐 Question	🔧 Skill	💪 Difficulty	⌛ Time
	A to F Chain State Machine Diagram State Machine Diagram Analysis Transition Sequence Evaluation	UML	Medium	2 mins	Solve
You are given the following state machine diagram. What is the value of x after the occurrence of the event chain e4 e5 e1 e4?
	Fairs and Visitors Class Diagram	UML	Easy	2 mins	Solve
Consider the scenario: A fair is visited by atleast one visitor. A visitor visits atleast one one fair. How do you model the scenario with a class diagram?
	Patient Consultation Use Case Diagram Uml Diagrams Use Case Design	UML	Easy	2 mins	Solve
How would you model the following situation with a use case UML diagram? A doctor does a patient consultation together with the nurse. The nurse always has to write the notes during the consultation.
	Vertical Fork Activity Diagram	UML	Medium	3 mins	Solve
Review the following activity diagram: Which of the following action sequences are possible during one execution of the activity diagram? A: 1 → 2 → 4 B: 1 → 3 → 2 → 4 C: 1 → 2 → 4 → 3 D: 1 → 2 → 3 → 4

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Why you should use Pre-employment UML Online Test?

The UML 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:

Understanding UML fundamentals and notation.
Analyzing and creating Use Case diagrams for system requirements.
Modeling class diagrams and applying object-oriented concepts.
Constructing sequence and communication diagrams to represent system behavior.
Designing state machine and activity diagrams to depict system workflows.
Creating object and component diagrams to illustrate system structure.
Utilizing deployment and package diagrams to depict system architecture.
Following best practices for UML modeling techniques.
Applying UML tools and software design principles for system development.
Utilizing UML for system analysis and design.

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 UML Online Test?

UML Fundamentals and Notation: This skill covers the basic principles and symbols used in UML (Unified Modeling Language) to represent the structure and behavior of a system. It is important to measure this skill to ensure that test takers have a solid understanding of the foundational concepts and can effectively communicate system designs using UML.

Use Case Diagrams and Modeling: This skill involves creating use case diagrams to identify and describe the interactions between actors and the system. Measuring this skill helps assess the test taker's ability to capture system functionality from a user's perspective and analyze system requirements.

Class Diagrams and Object-Oriented Concepts: This skill focuses on creating class diagrams to represent the static structure of a system, including classes, objects, attributes, and relationships. It is important to measure this skill as it demonstrates the test taker's understanding of object-oriented concepts and their ability to design object-oriented systems.

Sequence and Communication Diagrams: This skill involves creating sequence and communication diagrams to depict the dynamic behavior of a system, including the flow of messages between objects. Measuring this skill helps evaluate the test taker's ability to capture system interactions and understand the timing and sequencing of events.

State Machine and Activity Diagrams: This skill focuses on creating state machine and activity diagrams to model the behavior and control flow of a system. Measuring this skill helps assess the test taker's ability to represent complex system behavior, including state transitions and concurrent activities.

Object and Component Diagrams: This skill involves creating object and component diagrams to depict the structure and relationships within a system. Measuring this skill helps evaluate the test taker's ability to design and visualize system architectures and understand the relationships between objects and components.

Deployment and Package Diagrams: This skill covers creating deployment and package diagrams to represent the physical deployment of software components across hardware nodes and the organization of software modules into packages. Measuring this skill helps assess the test taker's ability to design and communicate system deployment configurations and software module organization.

Best Practices for UML Modeling: This skill encompasses understanding and applying best practices for UML modeling, including naming conventions, modeling patterns, and guidelines for readability and clarity. Measuring this skill helps evaluate the test taker's ability to produce UML models that follow industry standards and are easily understandable by stakeholders.

UML Tools and Software Design: This skill involves using UML modeling tools and applying UML in software design processes, such as requirements analysis, system architecture design, and detailed design. Measuring this skill helps assess the test taker's practical application of UML in real-world software development scenarios and their familiarity with UML modeling tools.

UML for System Analysis and Design: This skill focuses on using UML as a modeling language for system analysis and design tasks, including capturing system requirements, defining system behavior, and identifying system components and interfaces. Measuring this skill helps evaluate the test taker's ability to apply UML in system analysis and design activities and ensure the produced models accurately represent the system's intended functionality and structure.

UML for Software Development and Testing: This skill involves using UML in software development and testing processes, such as code generation, test case generation, and test coverage analysis. Measuring this skill helps assess the test taker's ability to use UML to support software development and testing activities, ensuring that the implemented system aligns with the specified design and meets the required quality standards.

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 UML Online Test to be based on.

UML Fundamentals

UML Notation

Use Case Diagrams

Use Case Modeling

Actors

Use Case Relationships

Use Case Extends and Includes

Class Diagrams

Object-Oriented Concepts

Classes

Attributes

Methods

Inheritance

Associations

Aggregations

Compositions

Sequence Diagrams

Communication Diagrams

Lifelines

Messages

Activation

Guards

State Machine Diagrams

States

Transitions

Events

Activities

Object Diagrams

Components

Interfaces

Ports

Deployment Diagrams

Nodes

Artifacts

Packages

UML Modeling Best Practices

Modularity

Naming Conventions

Consistency

Reuse

UML Tools

Software Design

System Analysis

Software Development

Testing with UML

What roles can I use the UML Online Test for?

Software engineer
Systems analyst
Database administrator
Project manager
Business analyst
Technical architect
Quality assurance engineer
UX designer
Product manager
Technical consultant

How is the UML 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

Employing UML for software development and testing.
Applying UML techniques for system integration and interoperability.
Implementing UML concepts for system maintenance and upgrades.
Analyzing and resolving design issues using UML diagrams.
Applying UML concepts to optimize system performance.
Collaborating with cross-functional teams using UML artifacts.
Creating clear and concise UML documentation.
Identifying and resolving inconsistencies in UML models.
Applying UML techniques for system evolution and evolution.
Implementing UML for system documentation and knowledge sharing.
Utilizing UML to facilitate effective communication between stakeholders.

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Have questions about the UML Hiring Test?

What is UML Online Test?

The UML Online Test evaluates a candidate's expertise in Unified Modeling Language (UML). Recruiters use it to identify candidates who can effectively employ UML for software development and system analysis.

Can I combine UML Online Test with Object-Oriented Analysis Design questions?

Yes, recruiters can request a custom test with multiple skills. You might consider adding OOAD (Object Oriented Analysis Design) Test to assess this skill.

What topics are evaluated in the UML Online Test?

The test covers UML fundamentals, use case diagrams, class diagrams, sequence diagrams, state machine diagrams, object diagrams, deployment diagrams, and best practices for UML modeling, among others.

How to use UML Online Test in my hiring process?

Use the UML Online Test as a pre-screening tool. Include the test link in your job post or invite candidates via email. Adaface helps identify skilled candidates early in the process.

What are the main system design tests?

Apart from the UML Online Test, other system design tests include:

Can I combine multiple skills into one custom assessment?

Yes, absolutely. Custom assessments are set up based on your job description, and will include questions on all must-have skills you specify. Here's a quick guide on how you can request a custom test.

Do you have any anti-cheating or proctoring features in place?

We have the following anti-cheating features in place:

Non-googleable questions
IP proctoring
Screen proctoring
Web proctoring
Webcam proctoring
Plagiarism detection
Secure browser
Copy paste protection

Read more about the proctoring features.

How do I interpret test scores?

The primary thing to keep in mind is that an assessment is an elimination tool, not a selection tool. A skills assessment is optimized to help you eliminate candidates who are not technically qualified for the role, it is not optimized to help you find the best candidate for the role. So the ideal way to use an assessment is to decide a threshold score (typically 55%, we help you benchmark) and invite all candidates who score above the threshold for the next rounds of interview.

What experience level can I use this test for?

Each Adaface assessment is customized to your job description/ ideal candidate persona (our subject matter experts will pick the right questions for your assessment from our library of 10000+ questions). This assessment can be customized for any experience level.

Does every candidate get the same questions?

Yes, it makes it much easier for you to compare candidates. Options for MCQ questions and the order of questions are randomized. We have anti-cheating/ proctoring features in place. In our enterprise plan, we also have the option to create multiple versions of the same assessment with questions of similar difficulty levels.

I'm a candidate. Can I try a practice test?

No. Unfortunately, we do not support practice tests at the moment. However, you can use our sample questions for practice.

What is the cost of using this test?

You can check out our pricing plans.

Can I get a free trial?

Yes, you can sign up for free and preview this test.

I just moved to a paid plan. How can I request a custom assessment?

Here is a quick guide on how to request a custom assessment on Adaface.

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Along with scorecards that report the performance of the candidate in detail, you also receive a comparative analysis against the company average and industry standards.

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