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The correct answer is "haver vários avaliadores a analisar a interface, mas cada um analisa por si e no final junta-se os problemas encontrados por cada avaliador numa lista." This is because Nielsen and Molich developed a procedure for applying their heuristics that involves multiple evaluators independently analyzing the interface and then combining the problems found by each evaluator into a list. This approach allows for a more comprehensive evaluation of the interface and ensures that multiple perspectives are taken into account.

The correct answer is "São necessárias 5 categorias de participantes, Greeter, Facilitator, Computer, Observers, User". This is because the question is asking for the number of categories of participants needed for conducting tests in "low-fidelity". The options provided include different combinations of participants such as Facilitator, Computer, Observers, Greeter, and User. Among these options, the correct answer includes all five categories of participants, namely Greeter, Facilitator, Computer, Observers, and User.

The correct answer is that well-designed interfaces are often not recognized and used in the evolution of products because they do not bother or inconvenience the users. This implies that users tend to overlook or disregard well-designed interfaces because they are complacent and satisfied with the current state of the product's interface. As a result, there is a lack of motivation or demand for improvement or innovation in the interface design.

The correct answer suggests that we should focus on addressing the most common problems that have a high impact and a low cost of resolution. This means that we should prioritize fixing issues that are frequently encountered by users and have a significant negative impact on their experience, while also considering the feasibility and cost-effectiveness of resolving these problems. By prioritizing these issues, we can improve the usability of the system in a cost-efficient manner.

The correct answer is "Desenvolver uma história". This is because the first step in developing a multimedia product is to create a story or narrative that will guide the overall design and content of the product. This story will serve as the foundation for all the elements and details that will be included in the final product.

Using heuristic rules is a way to evaluate the design of a product without the involvement of actual users. Heuristic rules are guidelines or principles that are based on experience and knowledge, allowing designers to identify potential usability issues and make improvements to the product. This method relies on the expertise of designers to assess the product's design based on established principles, rather than gathering feedback from users or colleagues.

In the Life Spacies system, artificial creatures are created by sending text messages. This implies that users can create and control these creatures by simply sending messages. The other options, such as interacting with artificial insects using a flashlight, having 3D integration in realistic stereo images, or interacting with artificial creatures in a pool, are not mentioned in the given information. Therefore, the correct answer is that artificial creatures are created through the sending of text messages.

In the context of testing, the element of the tester group that should better understand the logic of the system being tested is the "Computer." This suggests that testers should have a strong understanding of how the system works and be able to identify any logical issues or inconsistencies during the testing process.

Avaliar a credibilidade da história de utilização em um walkthrough envolve considerar se os usuários acham necessário o efeito de cada ação, se conseguem encontrar os botões e/ou menus, se conseguem identificar a função dos botões e/ou menus e se compreendem o feedback que lhes é dado. Portanto, a resposta correta é "Todas as anteriores", pois todas essas considerações são importantes para avaliar a credibilidade da história de utilização.

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Bill Buxton suggests that two things can be changed in design: having less focus on technology and fostering greater collaboration between various areas beyond engineering and technology. Both of these options are correct according to the given answer.

Mobile Feelings é um dispositivo que permite sentir os batimentos cardíacos e a respiração de outra pessoa.

An electromagnet can produce a maximum magnetic field intensity of 6000 Gaus.

The correct answer is "Um resumo do que aconteceu (tempo, sucedido ou não, erros)." This choice accurately describes the purpose of Bottom-Line Data, which is to provide a summary of what happened, including the time, whether it was successful or not, and any errors that occurred. The other options mentioned, such as observations about what users are doing and thinking, and personal information about the user, are not specifically mentioned in the given information. Therefore, the correct answer is the one that aligns with the provided description.

With a smart projector, it is possible to project on irregular surfaces, project on surfaces with image and color patterns, project on surfaces that cannot be altered (such as historical sites), and project without the need for specific screens.

The selected tasks for the tests should be representative of the range of tasks that users will perform with the system and its interface. This means that the tasks should cover a variety of actions and interactions that users are likely to encounter when using the system. By selecting tasks that are representative of the overall user experience, the tests can provide valuable insights into the usability and effectiveness of the system.

The correct answer is "Nenhuma das anteriores." This means that none of the previous statements are correct. The question is asking for the correct statement, and none of the given options are accurate.

During the design of a product, it is important to involve the future users in the testing process. This is because the future users are the ones who will ultimately be using the product, so their feedback and insights are crucial in ensuring that the product meets their needs and expectations. By involving the future users in the testing process, designers can gather valuable feedback and make any necessary improvements or adjustments to the product before it is finalized. This helps to ensure that the final product is user-friendly and meets the desired objectives.

Emotional e Metaphoric Interfaces usam referências culturais para despertar emoções. Isso significa que essas interfaces utilizam elementos, símbolos ou imagens que são culturalmente reconhecidos e associados a certas emoções para criar uma experiência mais impactante e envolvente para o usuário. Ao utilizar referências culturais, essas interfaces podem evocar emoções específicas de forma mais eficaz, tornando a experiência mais memorável e significativa para o usuário.

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The correct answer is "3D Video key" because it is stated in the question that one of the techniques used in Trans Plant is "3D Video key."

The correct answer is "Nunca" which means "Never" in English. This suggests that in the game Nano-Scape, the user is never able to control the force of the electromagnet.

This statement is correct because it states that in order to add functionalities to the system that are not represented with tasks, an update to the set of tasks needs to be made. This implies that the set of tasks is used to represent the functionalities of the system, and any additional functionalities would require an update to this set.

With the ease of access and better quality tools for the creation of multimedia content, it is suggested that the overall quality of multimedia content did not improve.

The correct answer is "Má pratica pois não permite a constante mudança do mesmo." This is because the use of a HI-FI prototype restricts the ability to make constant changes and modifications to the product. HI-FI prototypes are more realistic and closer to the final product, but they are less flexible in terms of making adjustments and improvements.

Entrevistar utilizadores, testes de usabilidade e padrões de design permitem descobrir mais requisitos de produtos e seu design durante o processo de design. Entrevistar os usuários ajuda a entender suas necessidades e preferências. Os testes de usabilidade fornecem feedback sobre a usabilidade do produto e identificam possíveis problemas. Os padrões de design são diretrizes estabelecidas para criar produtos com boa usabilidade e experiência do usuário. Ao utilizar essas abordagens, os designers podem obter informações valiosas para melhorar o produto e atender às expectativas dos usuários.

In the given question, the correct answer is "Todas as opções" which translates to "All options" in English. This means that all the options mentioned in the question (Grafismo e animação, Espaço de imagem e som, Espaço de texto, Coerência visual e de modelo) need to be taken into account when designing a multimedia product.

All of the options listed are problems with HI-FI prototyping. These problems include the excessive time required for construction and modification, programmers being unwilling to make changes, the risk of a bug ruining a test, and the tendency for testers to focus on non-essential interface content.

The correct answer is "Um ambiente de programação orientada a objetos". This means that the "HyperCard" application provides an environment for programming using object-oriented principles. Object-oriented programming is a programming paradigm that organizes data and behavior into reusable structures called objects, which can be manipulated and interacted with in the program.

In the Interactive Plant Growing, the correct answer is 5 plants. This means that in order to play the game, 5 real plants should be used.

The correct answer is "o comportamento e idade de uma criatura". This is because the phrase "código genético" refers to the genetic code, which is responsible for determining the behavior and age of a creature. The other options mentioned, such as "a aptidão e a cor de uma criatura" (the fitness and color of a creature) or "a idade e a aptidão de uma criatura" (the age and fitness of a creature), are not directly related to the genetic code.

The correct answer is "Medir as posições das mãos dos usuários". This is because the internal camera detection system in Na Volve is used to measure the positions of the users' hands. This suggests that the system is able to track and analyze the movements and positions of the users' hands, potentially for interaction or control purposes.

This suggests that the Time-Lapse created by Christa Sommer and Laurent Mignonneau was a system that interacted with historical photographs.

The correct answer is "Permite interagir com um sistema utilizando diversas formas de input." This is because the phrase "interação multimodal" refers to the ability to interact with a system using multiple forms of input. It does not specifically mention the internet, nor does it limit the number of input types. Therefore, the answer that best captures the meaning of "interação multimodal" is the one that mentions interacting with a system using various input forms.

The correct answer is "O Sistema Wave permite criar e re-criar musica num ambiente imersivo usando a liberdade de movimento." This answer states that the Wave System allows for the creation and recreation of music in an immersive environment using freedom of movement.

The explanation for the correct answer "Coerência visual e de modelo" is that the question is asking about adding furniture with anthropomorphic characteristics and a caricatured appearance in a game that has realistic elements without any caricatured elements. This refers to the consistency in the visual style and model of the game, as adding furniture with anthropomorphic characteristics and a caricatured appearance would not fit with the realistic elements of the game. Therefore, maintaining the visual consistency and model coherence is important in this situation.

Smart projectors têm a vantagem de poder exibir imagens corretas em telas arbitrarias. Isso significa que eles não estão limitados a uma tela específica e podem projetar em qualquer superfície plana. Isso oferece flexibilidade e conveniência ao usuário, permitindo que eles projetem em diferentes tamanhos e formatos de tela, de acordo com suas necessidades e preferências.

When light hits a surface, only a fraction of its intensity and original color is reflected. This means that not all of the light is bounced back, but rather a portion of it is absorbed by the surface. This is why we perceive different colors and intensities when looking at objects, as they reflect only a portion of the light that falls on them.

The creation of Smart projectors emerged due to the impossibility of damaging historical heritage such as museums and palaces.

The correct answer states that "little or nothing has changed." This suggests that despite technological advancements since the 80s, the design of systems has remained largely the same. This implies that the fundamental principles and approaches to system design have not undergone significant transformations over time.

Smart projectors are not able to project images on surfaces that are made of velvet because velvet absorbs light.

The statement "O Observer pode acumular funções de Computer" is incorrect. In the given options, it is stated that the Observer can accumulate functions of the Computer, but this is not true. The Observer role is separate from the Computer role and cannot perform the functions of the Computer.

Social problems can be one of the biggest obstacles to progress in interface design. These problems can arise from issues such as cultural differences, societal norms, and user biases. Designing interfaces that cater to diverse user groups can be challenging when social problems hinder understanding and usability. It is important for designers to consider the impact of social factors on interface design and strive to create inclusive and accessible solutions.

The correct answer is "Procedimentos narrados detalhadamente, descrições detalhadas dos comandos e de um super índice." This is because the sentence states that the manuals include detailed procedures, detailed descriptions of commands, and a super index.

This answer states that it is impossible for users to predict with complete certainty how they will use new technologies. This suggests that designers cannot rely solely on user input or assumptions when designing interfaces or experiences, as users may not fully understand or anticipate their own needs or preferences. Designers must consider a variety of factors, including user research, usability testing, and their own expertise, to create effective and user-friendly designs.

Manter sempre a mesma ordem nas tarefas pedidas durante o teste, começando com tarefas mais simples, é uma das boas práticas recomendadas durante a realização de testes de usabilidade de sistema. Essa abordagem ajuda a criar consistência nos testes e permite que os usuários se familiarizem gradualmente com o sistema, começando por tarefas mais simples antes de avançar para tarefas mais complexas. Isso facilita a identificação de problemas e melhora a compreensão do sistema pelos usuários.

The correct answer is "Todas as anteriores" because it encompasses all the options mentioned in the question. It refers to the attention of a user being drawn to a newly opened window by making significant changes to the display, knowing where the user is looking and placing the window there, and using auditory signals in moderation.

The question asks for the ideal number of tests to be done, and none of the given options (60, 80, 100, 120) is the correct answer.

The correct answer is "As heurísticas pré detetam problemas". This statement suggests that heuristics can detect problems before testing is done. Heuristics are a set of guidelines or rules that help in problem-solving and decision-making. In the context of software testing, heuristics can be used to identify potential issues or defects in the early stages of the development process. By applying heuristics before testing, problems can be identified and addressed early on, reducing the likelihood of more significant issues arising later.

The answer suggests that it is not possible to draw conclusions based solely on these results because they are very disparate. This means that the durations of the tasks varied greatly among the users, with some taking much longer than others. Therefore, it is not possible to determine whether the requirement of completing the task within 30 minutes was met or not.

The correct answer is "Criação de criaturas artificiais em 3D numa piscina com água." This explanation states that the A-Volve system is based on creating artificial creatures in 3D within a water pool. This suggests that the system involves the use of technology to generate virtual organisms that interact with water, potentially simulating the behavior and movement of real creatures.

The correct answer is 2. In the WAVE (Virtual Audio Environment) system, two computers are required.

The correct answer is that the user has a mouse in each hand with 3D sensors. This means that the user can control the system using both hands simultaneously, allowing for more precise and intuitive interactions with the virtual objects. The 3D sensors on the mice enable the system to track the movement of the user's hands in three dimensions, further enhancing the user's control over the virtual environment.

Developing a story is not a step in the process of task-centered product design. The task-centered design process involves discovering the target users, testing with users, discovering errors, and changing the design. Developing a story is more commonly associated with user-centered design, where the focus is on creating a narrative or scenario that represents the user's experience with the product.

The correct answer is "Emotional, Metaphoric, Natural e Intuitive Interfaces". This is because the question asks about the different types of interfaces discussed in the text, and the text specifically mentions these four types of interfaces.

Mobile Feelings foi criado em 2001, como indicado na resposta correta.

The correct answer is "Microsoft XNA Framework e XNA Game Studio". This is because both the Microsoft XNA Framework and XNA Game Studio are software tools used for developing prototypes.

Six egg-shaped "Mobile Feelings" devices were created.

A walkthrough pode questionar pressupostos sobre o que os utilizadores irão pensar, identificar botões inacessíveis do ponto de vista do utilizador, identificar dificuldades originadas em má etiquetagem e notar feedback insuficiente.

The incorrect answer is "Explicar a sua necessidade ao utilizador" (Explain its need to the user). In the context of a walkthrough, the goal is to improve an action that users do not consider necessary to perform. Explaining its need to the user does not address this issue and does not improve the action.

The correct answer is "Nenhuma das anteriores" which means "None of the above". This means that none of the statements provided accurately describe the meaning of the heuristics.

During the development of the "Math4Kids" application with the introduction of Physics in the games, one of the problems that occurred was that the balance was too sensitive to the position of the items on its ends. This means that even a slight change in the position of the items could cause the balance to become unstable and affect the gameplay.

The identified problem in the construction of previously developed educational games is the lack of coherence and connection between mini-games, which forces the user to learn each game separately. This means that there is no consistent flow or integration between the different mini-games, making it difficult for the user to understand how they are related or build upon each other.

During the testing and preparation phases, discussing changes should not be done. This implies that any discussions or modifications to the project should not take place during this time. It is important to have a stable and consistent environment for testing, and introducing changes can disrupt this process. Therefore, it is best to avoid discussing any changes until after the testing and preparation phases are complete.

The correct answer is "2 câmaras de vídeo que filmam num ângulo de 360° cada uma." This means that there are two video cameras that can film in a 360-degree angle each.

The sensors of the PICO-SCAN system register information related to touch, distance, position, and color.

The correct answer is 6. This means that six mini-games were developed in the prototype.

The prototype was tested for ages 2-7.

The correct answer is "Sistemas Biométricos e à base da respiração". This option refers to biometric systems and systems based on respiration, which are both examples of interactive systems.

LO-FI prototyping is a low-fidelity prototyping method that focuses on creating quick and rough prototypes to test and validate design ideas. It is not meant for creating detailed illustrations or high-quality visuals. Instead, it aims to understand the target user better and discover any errors or issues in the interfaces. Therefore, the correct answer is "Criar ilustrações" (Create illustrations), as LO-FI prototyping does not prioritize creating detailed illustrations.

The correct answer is "saberes o porquê das coisas serem dessa da forma" because understanding the reasons behind the design choices made by others is crucial in creating good graphic interfaces. By knowing why things are done in a certain way, one can make informed decisions and apply that knowledge to their own design work. This allows for intelligent borrowing and adaptation of existing designs to create effective and visually appealing interfaces.

According to the given statement, users typically prefer to solve problems themselves rather than relying on the system to solve them. This aligns with the concept of user autonomy and control, which is an important principle in user-centered design. Users generally feel more empowered and satisfied when they have the ability to actively engage with the system and find their own solutions. This preference for user problem-solving over system-solving is a key consideration in designing user-friendly interfaces and experiences.

The correct answer is "“nem sempre estão corretos.” This phrase means that users are not always correct. It implies that users can make mistakes or have incorrect information at times.

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Before doing a walkthrough, you need a task description, a complete list of actions required to complete the task with the interface, an understanding of the users who will be using it, and a description or prototype of the interface.

The given correct answer is "Nenhuma das anteriores" which means "None of the above". This suggests that none of the previous statements accurately describe the technique being referred to in the question.