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Christian, Lianawati
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Computer Science & IT Engineering Mathematics

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Evaluasi Efektivitas dan Efisiensi Sistem Informasi Operasional menggunakan Metode Cost Benefit Analysis: Studi Kasus pada Restaurant Sea Food di Jakarta Christian, Lianawati; Rosalina, Ribka; Melissa, Melissa; Rosalia, Rosalia
ComTech: Computer, Mathematics and Engineering Applications Vol 4, No 2 (2013): ComTech
Publisher : Bina Nusantara University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21512/comtech.v4i2.2671

Abstract

This study aims to identify whether the information system used by a sea food restaurant has been efficient and effective. It can support decision making for follow-up actions. The methodology used in this study is literature study, interview, and survey. To evaluate the effectiveness of operational information systems at the restaurant, we use cost benefit analysis. To evaluate whether the operational information system is efficient, we use questionnaire with Likert scale calculations. Based on the evaluation of the effectiveness and efficiency ofoperational information system at the restaurant, it can be seen there is a difference between investment in 2004-2009 and investment in 2010. From the results of calculation using cost benefit analysis to determine the effectiveness, we find that investment in 2004 was positive while investment in 2010 is still negative. Based on the results of questionnaires, the investments are considered efficient. Based on the evaluation, information systems used in sea food restaurant has been effective and efficient. The return on investment only takes less than two years and the information systems supports operational activities.
Perancangan Sistem Informasi Penjualan pada Perusahaan Jasa Service Provider Christian, Lianawati; Urfan, Mulfasli
ComTech: Computer, Mathematics and Engineering Applications Vol 3, No 1 (2012): ComTech
Publisher : Bina Nusantara University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21512/comtech.v3i1.2391

Abstract

Along with the development of technology, every line of business as well as services needs information systems to support the company operations. This research is objected to analyze, identify information needs, repair and design accounting information system of service sales required by the management to support decision making and address the issues in the running system on a service company. Several methods were carried out on this research, such as data collection and information; analyses on the running system; analyses of research findings;, identification of information needs, and identification of system requirements, as well as object-oriented design methods, namely the problem domain analysis, application domain analysis, architecture design and component diagram. The results obtained in the form of improvements in the running system which was an application that informs the design of document numbering, filing, and reports. The accounting information system of service sales at the studied company produced needed reports timely, completely and accurately that can be utilized by the management in decision-making.
Sistem Informasi Perhotelan Front Office Menggunakan Metode OOAD untuk Meningkatkan Pelayanan Customer: Studi Kasus Perhotelan-Open Source Christian, Lianawati; Permatasari, Angelina; Sugandi, Lianna
ComTech: Computer, Mathematics and Engineering Applications Vol 4, No 2 (2013): ComTech
Publisher : Bina Nusantara University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21512/comtech.v4i2.3940

Abstract

Technology plays an important role in various enterprise business processes for improved customer service, decision making, and means of information exchange. Hospitality accommodation is an example of fields that use information systems technology. This research was conducted in the field of hospitality especially front office system. Using computerized front office system, data about guests will be stored more safely and the reports will be better resulted. The purpose of this study is to analyze the existing problems on a Front Office of a hotel including identifying information needs and designing information systems to improve hospitality services to guests. The method used is analysis and design. Analysis is performed towards library research anddata collection needed for measuring through observation, interviews, and documents related to the information system. Menawhile, design uses object oriented analysis and design (OOAD) method and application programusing MS Access 2010. The result achieved is an application design of information system of hospitality front office that consists of five modules, namely Reservation module, Services module, Housekeeping module,Restaurant module, and Billing module. As a conclusion, a computerized information system of hospitality front office can assist hotels in providing better service to guests, which in turn can increase guest satisfaction.
Co-Authors Angelina Permatasari Lianna Sugandi, Lianna Melissa Melissa rosalia rosalia Rosalina, Ribka Urfan, Mulfasli