Maria Seraphina Astriani
Bina Nusantara University

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A METHOD FOR INTERACTIVE LEARNING Pradono, Satrio; Astriani, Maria Seraphina; Moniaga, Jurike
CommIT (Communication and Information Technology) Journal Vol 7, No 2 (2013): CommIT Vol.7 No. 2 Tahun 2013
Publisher : Bina Nusantara University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21512/commit.v7i2.583

Abstract

Learning methods play an important role and receive special attentions in our life. We live in digital era, where everyone wants something efficient, effective, dynamic, fast and interactive. The term ‘interactive’ appears in two distinct strands of educational research discourse: one concerning pedagogy and the other concerning new technologies in education. Teaching students with traditional method where there is only one way of communication is no longer effective. The word interactive is the key to have an effective and efficient teaching and learning process where the teacher can grab students’ attention and students can learn more in comparison to that of the traditional method.
E-School Implementation Using Radius Server and Authentication Mechanism Astriani, Maria Seraphina; Pradono, Satrio
ComTech: Computer, Mathematics and Engineering Applications Vol 3, No 2 (2012): ComTech
Publisher : Bina Nusantara University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21512/comtech.v3i2.2321

Abstract

Nowadays a lot of school would like to be a digital school or e-school. They may face lot of problems due to the sudden transition from conventional school to digitalized school. Some major problems are both lacks of human resources or man power and the basic knowledge about technology itself. Based on survey, the most common problem faced by most school is insecure wireless network. Even though they already installed advanced hardware, network security is still be the basic problem. No security mechanism such as encryption and authentication is the most common problem that may cause their network very vulnerable with any possible threat. After doing the research, Radius Server (both for authentication server and monitoring system) can help solve the problem.
Best Practice Service-Oriented Architecture (SOA): Recommendation and Tips Astriani, Maria Seraphina
ComTech: Computer, Mathematics and Engineering Applications Vol 2, No 2 (2011): ComTech
Publisher : Bina Nusantara University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21512/comtech.v2i2.2827

Abstract

Companies that have many applications always deal with application integration problems. For the of company necessity, they often yearn for information that an application can be used by other applications. Often a small portion of data from another application is needed in order to complete and support other business functions. They require an architectural approach that can bridge the information between applications. SOA (Service-Oriented Architecture) offers manufacturing services around existing business functions. Applications that wish to communicate with other applications can use the services to achieve business goals. This article will discuss recommendations and tips for implementing SOA best practices in banking. 
A METHOD FOR INTERACTIVE LEARNING Satrio Pradono; Maria Seraphina Astriani; Jurike Moniaga
CommIT (Communication and Information Technology) Journal Vol. 7 No. 2 (2013): CommIT Journal
Publisher : Bina Nusantara University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21512/commit.v7i2.583

Abstract

Learning methods play an important role and receive special attentions in our life. We live in digital era, where everyone wants something efficient, effective, dynamic, fast and interactive. The term ‘interactive’ appears in two distinct strands of educational research discourse: one concerning pedagogy and the other concerning new technologies in education. Teaching students with traditional method where there is only one way of communication is no longer effective. The word interactive is the key to have an effective and efficient teaching and learning process where the teacher can grab students’ attention and students can learn more in comparison to that of the traditional method.
E-School Implementation Using Radius Server and Authentication Mechanism Maria Seraphina Astriani; Satrio Pradono
ComTech: Computer, Mathematics and Engineering Applications Vol. 3 No. 2 (2012): ComTech
Publisher : Bina Nusantara University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21512/comtech.v3i2.2321

Abstract

Nowadays a lot of school would like to be a digital school or e-school. They may face lot of problems due to the sudden transition from conventional school to digitalized school. Some major problems are both lacks of human resources or man power and the basic knowledge about technology itself. Based on survey, the most common problem faced by most school is insecure wireless network. Even though they already installed advanced hardware, network security is still be the basic problem. No security mechanism such as encryption and authentication is the most common problem that may cause their network very vulnerable with any possible threat. After doing the research, Radius Server (both for authentication server and monitoring system) can help solve the problem.
Best Practice Service-Oriented Architecture (SOA): Recommendation and Tips Maria Seraphina Astriani
ComTech: Computer, Mathematics and Engineering Applications Vol. 2 No. 2 (2011): ComTech
Publisher : Bina Nusantara University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21512/comtech.v2i2.2827

Abstract

Companies that have many applications always deal with application integration problems. For the of company necessity, they often yearn for information that an application can be used by other applications. Often a small portion of data from another application is needed in order to complete and support other business functions. They require an architectural approach that can bridge the information between applications. SOA (Service-Oriented Architecture) offers manufacturing services around existing business functions. Applications that wish to communicate with other applications can use the services to achieve business goals. This article will discuss recommendations and tips for implementing SOA best practices in banking. 
Auto-generated unit testing using PCA-aDynaMOSA Made Raja Adi Surya Saputra; Maria Seraphina Astriani
Indonesian Journal of Electrical Engineering and Computer Science Vol 43, No 1: July 2026
Publisher : Institute of Advanced Engineering and Science

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.11591/ijeecs.v43.i1.pp233-249

Abstract

Automated test case generation is essential for improving software quality; however, many-objective search-based testing approaches often experience scalability issues when the number of test objectives increases. This condition leads to slower convergence, higher computational effort, and reduced ability to cover complex program structures. To address this gap, this study proposes an enhanced version of the aDynaMOSA algorithm by incorporating principal component analysis (PCA) to reduce redundant objectives during the search process. The proposed method preserves essential objective information while eliminating dependency noise that typically slows the evolutionary search. Experiments were conducted using the SF110 benchmark dataset through EvoSuite, and the approach was compared with standard many-objective search strategies. The findings demonstrate that PCA-based objective reduction can improve performance, achieving up to 3.87%, 5.50%, and 3.75% for coverage of line, branch, and mutation respectively. These results indicate that dimensionality reduction can significantly enhance scalability and efficiency in automated evolutionary test generation, providing a foundation for future adaptive and hybrid optimization strategies.