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ComTech: Computer, Mathematics and Engineering Applications
Published by Universitas Bina Nusantara
ISSN : 20871244     EISSN : 2476907X     DOI : -
Core Subject : Science, Education, Engineering,
Computer Science & IT Engineering Mathematics
The journal invites professionals in the world of education, research, and entrepreneurship to participate in disseminating ideas, concepts, new theories, or science development in the field of Information Systems, Architecture, Civil Engineering, Computer Engineering, Industrial Engineering, Food Technology, Computer Science, Mathematics, and Statistics through this scientific journal.
Arjuna Subject : -
Articles 87 Documents
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Search results for , issue "Vol 1, No 2 (2010): ComTech" : 87 Documents clear
Prototipe Kompresi Lossless Audio Codec Menggunakan Entropy Encoding Soegandi, Andreas
ComTech: Computer, Mathematics and Engineering Applications Vol 1, No 2 (2010): ComTech
Publisher : Bina Nusantara University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21512/comtech.v1i2.2579

Abstract

The purpose of this study was to perform lossless compression on the uncompress audio file audio to minimize file size without reducing the quality. The application is developed using the entropy encoding compression method with rice coding technique. For the result, the compression ratio is good enough and easy to be developed because the algorithm is quite simple. 
Evaluasi Pengendalian Sistem Informasi Penjualan Pada PT. XYZ Husni, Hari Setiabudi; Tandra, Tan Willy; Anugrah, Ade
ComTech: Computer, Mathematics and Engineering Applications Vol 1, No 2 (2010): ComTech
Publisher : Bina Nusantara University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21512/comtech.v1i2.2652

Abstract

The objective of this research is to evaluate sales information system that is ongoing in PT XYZ and to identify problems in sales system and also to recommend a renovation suggestion towards sales application so it goes well, accurate, and high-quality. The research method in this paper is including important data and information collecting, literature study and field research: observation, interview and questionnaire. The result is identified that sales information system controlling in PT XYZ still needs development especially in upgrading system and recruitment in IT division to supervise application system to avoid potential risks that will influence targeting company objective. 
Analisis Dan Perancangan Data Warehouse Pada PT Pelita Tatamas Jaya Huda, Choirul; Ranope, Jumas; Lumenta, Marly; Kevin, Kevin
ComTech: Computer, Mathematics and Engineering Applications Vol 1, No 2 (2010): ComTech
Publisher : Bina Nusantara University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21512/comtech.v1i2.2395

Abstract

The purpose of this research is to assist in providing information to support decision-making processes in sales, purchasing and inventory control at PT Tatamas Pelita Jaya. With the support of data warehouse, business leaders can be more helpful in making decisions more quickly and precisely. Research methodology includes analysis of current systems, library research, designing a data warehousing schema using bintang. The result of this research is the availability of a data warehouse that can generate information quickly and precisely, thus helping the company in making decisions. The conclusion of this research is the application of data warehouse can be a media aide related parties on PT Tatamas Pelita Jaya in decision making. 
Analisis dan Perancangan Sistem Basis Data Pembelian, Penjualan, dan Persediaan Pada PT Interjaya Surya Megah Chowanda, Andry
ComTech: Computer, Mathematics and Engineering Applications Vol 1, No 2 (2010): ComTech
Publisher : Bina Nusantara University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21512/comtech.v1i2.2570

Abstract

The purpose of this paper is to analyze the system of sales, purchases, and inventory of goods at PT Surya Megah Interjaya and designing the database of sales, purchases, and inventories of goods in accordance with the needs of the company, and to design a prototype application. The methodology used to collect information is by fact-finding technique, which conducted a survey, conducting interviews on related parties, and performed an analysis of procedures and corporate documents. As for database design using the methodology of database-life-cycle, which consists of 3 stages, namely: conceptual, logical, and physical database design. Research conducted, resulting conceptual database design, logical, and physical for business processes of sales, purchases, and inventories of goods. A prototype application is developed to build a working model of a database application that allows the designer or user to ensure the final system will be visible and functioning. With the database design and application development, information needs are met quickly and accurately. 
Pengujian Kapasitas Lentur dan Kapasitas Tumpu Konstruksi Dinding Alternatif Berbahan Dasar Epoxy Polystyrene (EPS) Setiawan, Agus
ComTech: Computer, Mathematics and Engineering Applications Vol 1, No 2 (2010): ComTech
Publisher : Bina Nusantara University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21512/comtech.v1i2.2666

Abstract

This research has an objective to investigate the capacity of alternative wall panel construction, with EPS (Epoxy Polystyrene) as a based material. EPS with 5 cm of thickness and 1 m of width used as specimens at this research. The specimens reinforced with wire mesh (?4 ? 150 mm) both sides, and finished by mortar cement with 1,5 and 3 cm of thickness. Each specimen was tested in the laboratory to obtain their flexural capacity and bearing capacity. Specimen with 8,5 cm of thickness has 150 kg/m2 of flexural capacity, while specimen with 11 cm of thickness has 450 kg/m2 of flexural capacity. Alternative wall panel with EPS, can be used as a bearing wall, with 2,9 tons/m of bearing capacity. 
Analisis Sebaran Pemanfaatan Internet Blog/Weblog untuk Kategori Bisnis dan Ekonomi di Dunia Maya Indonesia Adhikara, Cooky Tri
ComTech: Computer, Mathematics and Engineering Applications Vol 1, No 2 (2010): ComTech
Publisher : Bina Nusantara University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21512/comtech.v1i2.2698

Abstract

Internet Weblog / Blog is a medium of communication that are simple, affordable and easy to build. This cause numbers of Blogs in Indonesia grew rapidly. Bloggers, readers and third-party (Internet Provider, Advertiser, mediators) get the benefits of blogs according to their capacity such as mind-sharing, media discourse, promotions, sales, and many other benefits. There are many categories of blogs. Some studies classify them into various categories. This study focus on the business and economic blog category. The aim of this study is to create blog benefiting map of Indonesia?s virtual society, find any Indonesian particular form of blog benefiting, and to seek any suggestion of blog benefit enhance for society.  
Analisis Dampak Penerapan IT Service Desk pada Bank XYZ Prasetyo, Ario Adi; Gaol, Ford Lumban
ComTech: Computer, Mathematics and Engineering Applications Vol 1, No 2 (2010): ComTech
Publisher : Bina Nusantara University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21512/comtech.v1i2.2689

Abstract

The purpose of this study is to identify the determinants of IT operational performance related to IT Service Desk. And to determine the consideration of implementing IT Service Desk in the company business processes. The population in this study is 1500 employees or users of the IT Service Desk service. By using the Slovin, 100 users were obtained in the sample. The variables in this study include success factors of IT Service Desk and Problem Management. Methods of data collection include using questionnaire s. Analysis of data is conducted using multivariate analysis of the factor analysis. The conclusions of this research is obtained from, among others, the factors of success of the IT Service Desk and Problem Management. There are 9 to 37 variables and indicators. From the research, it is found that there is a relationship between factors. And after the reduction process of 37 indicators four new factors was formed which consist of a quick solution factor, excellent IT Service Desk factor, focus support factor, and excellent staff factor. From all the new factors, quick solution is the most dominant factor. 
Pengaturan Perubahan Fungsi pada Kawasan Perumahan Konservasi: Studi Kasus Kawasan Konservasi Cisangkuy, Bandung Djimantoro, Michael Isnaeni
ComTech: Computer, Mathematics and Engineering Applications Vol 1, No 2 (2010): ComTech
Publisher : Bina Nusantara University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21512/comtech.v1i2.2657

Abstract

Human life is more complex with more and diverse human activities, requires an adjustment function on an area of the city. City areas will be abandoned later died at a city area with many buildings that are not maintained anymore. Therefore it needs adjustment function, a function of the new requirement is necessary to maintain the vitality of an area. This principle applies generally to the entire region, including the old town conservation area. Many examples of successful for the revitalization of old town that is how the old town area can adapt to the needs of the new society. Cisangkuy area is part of the initial planning of Bandung city, which is planned as a residential area for officials Dutch East Indies. Current conditions, the region has experienced a change to suit the needs of society. On the other hand, this region also have the value - historical value can still be inherited by future generations. Therefore, the necessary arrangements for the changes that occur to meet the needs of today's society does not damage the characteristics of the region as a whole. 
Aplikasi Traffic Monitoring Server Menggunakan SMS Ilona, Clarissa
ComTech: Computer, Mathematics and Engineering Applications Vol 1, No 2 (2010): ComTech
Publisher : Bina Nusantara University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21512/comtech.v1i2.2680

Abstract

This study aims to build traffic monitoring application that can help network administrator to monitor server anytime and anywhere, by using SMS. Things to be monitored are data traffic and server network connection. Literature study, and field study were done before designing the application.The result is application that can send and receive SMS to / from network administrator, check the connection to the server, and respond to network administrator in a relatively fast time when the connection to the server having problem.In addition, the application can monitor the details of data packets at the server and displays the bandwidth based on protocol. The details of data packets can also be sent via SMS. The conclusion is that traffic monitoring application is very useful because it can help network administrator to monitor servers anytime and anywhere. It is suggested to add a remote feature in this application. 
Analisis Perancangan Sistem Informasi Akuntansi Penjualan dan Penerimaan Kas Pada Perusahaan Noerlina, Noerlina; Karmawan, I Gusti Made; Rahadi, Nosyar
ComTech: Computer, Mathematics and Engineering Applications Vol 1, No 2 (2010): ComTech
Publisher : Bina Nusantara University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21512/comtech.v1i2.2648

Abstract

The objective of writing this paper is to find weaknesses in a sales information system and company income cash; and also to try to suggest a new system design so it could increase the information quality and help reducing existed problems. The method used is data collecting, analysis, and designing method by using data flow diagram, structured diagram, flow chart, and entity relationship diagram. The expected result is the better information quality and easiness in searching transactions. Therefore it could be concluded that by increasing information quality, the decision making quality could also be increased. Besides, system could ease management in searching sales and cash income information. 

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