scholarly journals Desenvolvimento e Avaliação de um Perfil UML para Modelagem de Jogos Educacionais Digitais

2018 ◽  
Vol 26 (02) ◽  
pp. 124
Author(s):  
Lucas Rodrigues De Oliveira ◽  
Ana Carolina Gondim Inocêncio ◽  
Heitor Augustus Xavier Costa ◽  
Paulo Afonso Parreira Júnior

UML (Unified Modeling Language) is a general purpose language for software modeling, moreover, is the language most known and used for graphical representation of models. Just the elements preexisting in the UML (Unified Modeling Language) may not be sufficient to facilitate understanding of specific domain models. An example of specific problem domain is the Digital Educational Games (DEGs). In this paper, we describe the UP4EG, a UML profile for DEGs modeling, using UML class diagrams. The UP4EG gathers many stereotypes and tagged values divided into six packages that represent the main elements that a DEG should present. From an experimental study on the proposed profile with computer science students, it was realized that number of errors and the time spent for the identification of the main elements of a DEG can be improved when this profile is used in the modeling of this type of software.

2021 ◽  
Author(s):  
Everett M. Mthunzi ◽  
Florian Echtler

In the research space of interactive surface environments, toolkits have a central role in rapid prototyping. They simplify operating both hardware and software technologies. However, the accelerated development of these technologies discontinues the usability of toolkits, in some cases making toolkits obsolete. One approach to address this challenge is establishing future-proof hardware and software interfaces based on the study of prevailing interactive surface environments. In this paper, we study interactive surface implementations and proposes a metamodeling infrastructure to support the analysis of prevailing implementations toward designing future-proof hardware and software modeling constructs. Our approach employs the unified modeling language and emphasizes the flexible description of existing systems. To evaluate the proposed approach, six existing research prototypes have been used to conduct traces, and the consistency demonstrated is promising. A face validation study with experts has also been conducted. Expert perceptions from the face validation study suggest potential benefit in using the UML-based approach as a shared notation for studying interactive surface environments.


Author(s):  
Peter Fettke

Mature engineering disciplines are generally characterized by accepted methodical standards for describing all relevant artifacts of their subject matter. Such standards not only enable practitioners to collaborate, but they also contribute to the development of the whole discipline. In 1994, Grady Booch, Jim Rumbaugh, and Ivar Jacobson joined together to unify the plethora of existing object-oriented systems engineering approaches at semantic and notation level (Booch, 2002; Fowler, 2004; Rumbaugh, Jacobson, & Booch, 1998). Their effort led to the Unified Modeling Language (UML), a well-known, general-purpose, tool-supported, process-independent, and industry-standardized modeling language for visualizing, describing, specifying, and documenting systems artifacts. Table 1 depicts the origin and descent of UML.


Author(s):  
Liliana Favre ◽  
Liliana Martinez ◽  
Claudia Pereira

The Unified Modeling Language (UML) has emerged as a modeling language for specifying, visualizing, constructing, and documenting software-intensive systems. It unifies proven software modeling languages that incorporate the object-oriented community’s consensus on core modeling concepts. It also includes additional expressiveness to handle problems that previous visual languages did not fully address (Rumbaugh, Jacobson & Booch, 1999).


2017 ◽  
Vol 28 (3) ◽  
pp. 1-25 ◽  
Author(s):  
Palash Bera ◽  
Geert Poels

This paper investigates the effect of construct redundancy on readers' understanding of conceptual models. Conceptual models play a crucial role in understanding the domain related to information system development. The clarity of such models can be compromised if they are constructed using a conceptual modelling grammar exhibiting construct redundancy where one real-world phenomenon maps to two or more grammar constructs. With two empirical studies on solving domain-related problems using Unified Modeling Language (UML) class diagrams as conceptual domain models, it was found that when construct redundancy is present at different strengths, then the effect of the redundancy on the understanding of a model depends on the modeling knowledge of the reader. Novice readers with minimal modeling knowledge find models difficult to interpret when a strong level of redundancy caused by distinct construct redundancy exists. However, when the models have a weak level of redundancy then these readers find them easier to understand compared to models without redundancy. In contrast, trained readers are indifferent to a weak level of redundancy in a model.


Author(s):  
Aysha Faraj AL Dawodi ◽  
Sarah Faisal Alzahrani ◽  
Reema Abdulkareem Almumtin ◽  
Sarah Saeed Alshyban ◽  
Muneerah Alshabanah ◽  
...  

Approximately 50% of all individuals with Autism have difficulties in developing functional language owing to communication deterioration. An online learning platform that provides educational games help these individuals feel more comfortable and relaxed doing such activities. Although numerous platforms are available for individuals with Autism, they are difficult to use; particularly in terms of user-interface design. In this paper, we present the design and develop online learning platforms, designed as a tool to encourage social interaction in autistic children. The proposed system was analyzed, design and developed using the Unified Modeling Language (UML) and ASP.NET.


Author(s):  
Liranti Rahmelina ◽  
Legiman Slamet ◽  
Yasdinul Huda

The background of this research background by the development of smartphones and mobile technology or operating system on smartphones, such as Android. This research aims to produce a system design for mobile learning Biology class X, Th Semester. 2013/2014 teachings in SMA N 10 Padang, preferably in the learning process in biology, the nature of the book memorization. Besides, the lack of media used can sometimes make children often get bored in studying biology. This study was designed with the software modeling language with object-oriented programming method that uses modeling languages ​​Unified Modeling Language (UML). The programming language used is Java, using the Eclipse IDE. Trials will be conducted on the 2.2 emulator. while the implementation is done at the Samsung Galai Young with Android 4.0.1. In general, the results are displayed on the emulator and Galai Young is not much different, it's just Android with a higher version has faster access speed. Keywords        : Mobile Learning, Biological Sciences High School Class X, Android Application.


2021 ◽  
Vol 7 (1) ◽  
pp. 106-111
Author(s):  
Setiaji Setiaji ◽  
Ricki Sastra

Companies need an information system that supports and can provide fast and accurate data. This research was conducted as an effort to improve the existing payroll system so that it is more effective and efficient. At this time several companies engaged in the payroll system services are still at their maximum, starting from recording attendance to payroll, making it possible when the process takes place there are errors in payroll, inaccurate reports made and late in searching for the required data. The research information system uses object-oriented Unified Modeling Language (UML) software modeling. Researchers use Unified Modeling Language modeling with the aim that the desired system can be provided properly so that problems in the existing system are resolved. This uml modeling process begins with analyzing the system's needs and implementing it in usecase traffic diagrams by making class diagrams, sequence diagrams, and activity diagrams. UML software modeling also provides benefits in software development and is able to monitor the flow or system flow expected by the company. This research also uses the approach waterfall method, namely analysis, design, code generation program, testing and maintenance in designing. This information system design is the best solution to solve problems that exist in the payroll system. The payroll system that utilizes software to support the process provides a very effective contribution to the company and the development process will still be carried out for existing problems.


2021 ◽  
Vol 2 (2) ◽  
pp. 69-77
Author(s):  
Ekta Noviyanti ◽  
Andi Christian ◽  
Khana Wijaya

Libraries play an important role in advancing the institute of education because the library is a place to improve knowledge for the students. In the library of SMK Negeri 1 Gelumbang running processes such as member registration, input data on prospective member, borrowing and returning books, book data input and book catalog still written in the ledger. Avoid delays in the system library service SMK Negeri 1 Gelumbang, it is necessary to design an information system library that can help and easier the activities of the circulation of the books. In the information system library SMK Negeri 1 Gelumbang uses (User Centered Design) dan UML (Unified Modeling Language) as well as for language programmer PHP with a MySQL database.Hopefully with this library information system it can solve the problems which exist in the library and can help in the development of science students.


Author(s):  
Peter Fettke

Mature engineering disciplines are generally characterized by accepted methodical standards for describing all relevant artifacts of their subject matter. Such standards not only enable practitioners to collaborate, but they also contribute to the development of the whole discipline. In 1994, Grady Booch, Jim Rumbaugh, and Ivar Jacobson joined together to unify the plethora of existing object-oriented systems engineering approaches at semantic and notation level (Booch, 2002; Fowler, 2004; Rumbaugh, Jacobson & Booch, 1998). Their effort leads to the unified modeling language (UML), a well-known, general-purpose, tool-supported, processindependent, and industry-standardized modeling language for visualizing, describing, specifying, and documenting systems artifacts.


Author(s):  
Nora Koch

Although the Unified Modeling Language (UML) is by now accepted as a standard and is widely used as an object-oriented modeling language, some languages such as Z or VDM are preferred to formally specify reference models. Here, we present a reference model for hypermedia systems in UML. It is an object-oriented and Dexter-based approach that uses UML to provide an intuitive graphical representation of the model. The class diagrams are supplemented with formal constraints in the Object Constraint Language (OCL), adding invariants on elements as well as preconditions and postconditions on operations. The result is an easily extendable reference model for describing specific hypermedia systems, for example, like adaptive or mobile systems. Our contribution shows how formal and semiformal object-oriented techniques can be integrated in the metamodeling process.


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