Nowadays development of technology is growing fast, especially Android Operating System (OS). Android is a technology that can help human to improve their works both quality and quantity, e.g. making decisions. This study discusses the application of decision support systems to select university. Many students are still confused to select the best university for them. Hence, this application aims to assist students for making decisions using weighted product (WP) method. It exploits some criteria namely, distance, university accreditation and number of lecturers. The research methodology are used namely problem analysis, analysis both hardware and software requirements, design system, implementation and testing. Ultimately, application can be utilized. This application is built on Android Studio and Java Development Kit. It is implemented in Universities in Riau. This application can help students to choose the best university quickly and accurately.

Tourism service is a field that aims to introduce and promote marine and other tourism in a certain location especially in marketing field to attract tourists to visit that tourist destination. Culture and Tourism Service of Pekanbaru is one of the technical services which handles government business which is compulsory affairs in culture field and choice affairs in tourism field. The total of tourist visits must be reported to tourism office in each destination. To facilitate the reporting of the total of tourists then, a website and an android-based system are built. The system is developed using the CodeIgniter web framework with PHP and HTML programming language. The application is developed using Android Studio and Java Development Kit. Research result on Progress and recapitulation reports system of the revenue and total Tourists in Pekanbaru City based on web and android which ease to conduct report on total of tourist visits. Usability Testing of this system using the USE Questionnaire and Likert Scale.

The ethics of communicating on social media in using social media.  The more technology develops, the more rapidly social media is in today's world, so that we can get to know media communication, namely in this study through social media. In using social media, of course you can't go around like that, but there are communication ethics that need to be considered, in using social media. The use of the internet is indeed very helpful and relieves solving problems in everyday life. There is a positive side and a negative side. Therefore, parents and teachers have a very important role in supervising and directing their children in using the internet. Children can choose positive internet content. Indeed, there must be collaboration in instilling knowledge about internet use by separating oneself from negative things. Currently the internet is very global in human life, especially in children. For them, the internet is really needed in completing many tasks, but it turns out that the internet also has negative effects on them. Moreover, elementary school age children who do not have mental maturity, are immature in acting and thinking, so they are easily swept up by the currents of globalization.

Indonesia is preparing to enter the era of Society 5.0 where all aspects of life are interconnected without space and time limitations. Students in Islamic boarding schools must also have the competence to communicate, to think critically, and to collaborate on projects. It is important for the younger generation to improve their public speaking competence so that they can express their critical and creative thoughts in front of others. This study is a descriptive qualitative study and the data are collected by observations. This study aims to describing how to train students’ public speaking skill through drilling method. The samples as well as subjects of this study were 28 students. Public speaking training was conducted for a month using the drilling method at the Tahfidz Takhasus Daarul Qur'an Islamic Boarding School Palembang. The drill method was carried out in seven steps namely association, objectives and core material delivery, motivation, practices, demonstration, evaluation, and program follow-up. The training was carried out by introducing the material through lectures and discussions, and was continued with the drilling method to train the students' rhetorical or speech competence in public. Students demonstrated public speaking in English, Arabic and Indonesian. The advice given to the training participants is to maximize training in public speaking, especially making speeches in various languages so that they can be used when engaging in society.Indonesia is preparing to enter the era of Society 5.0 where all aspects of life are interconnected without space and time limitations. Students in Islamic boarding schools must also have the competence to communicate, to think critically, and to collaborate on projects. It is important for the younger generation to improve their public speaking competence so that they can express their critical and creative thoughts in front of others. This study is a descriptive qualitative study and the data are collected by observations. This study aims to describing how to train students’ public speaking skill through drilling method. The samples as well as subjects of this study were 28 students. Public speaking training was conducted for a month using the drilling method at the Tahfidz Takhasus Daarul Qur'an Islamic Boarding School Palembang. The drill method was carried out in seven steps namely association, objectives and core material delivery, motivation, practices, demonstration, evaluation, and program follow-up. The training was carried out by introducing the material through lectures and discussions, and was continued with the drilling method to train the students' rhetorical or speech competence in public. Students demonstrated public speaking in English, Arabic and Indonesian. The advice given to the training participants is to maximize training in public speaking, especially making speeches in various languages so that they can be used when engaging in society.