Android technology is developing very rapidly, it is proven that everything can be done easily. Indonesia is the largest archipelagic country in the world. The alternative name for Indonesia is called Nusantara. With its many islands, Indonesia has 34 provinces. Therefore, the author makes an android-based application program about the map of the State of Indonesia. Where the method used is the prototype method. With Android studio programming language. This mobile application makes it easy for users to view a map of the Indonesian archipelago which consists of 34 provinces. This application is intended for school students, but ordinary people can also use it. In the past we could only see maps of the islands and provinces using books. With the development of mobile applications, an Android-based application for the NKRI map was made. In this application, users can view a map of Indonesia, and can use other features such as interactive games, questions about the map of Indonesia to add insight into the map of Indonesia

The function of bandwidth is to manage network bandwidth so that each network user can get the same bandwidth even though there are many users on the network. The use of the internet and computer networks is needed to support company operations. bandwidth requirements used are not small. In many companies, they have to get an internet connection for their individual needs and because the internet speed is only 10 Mbps, if it is not used according to the needs of the job, it will interfere with other workers who want to use the internet at PT. Five Main Techniques. To realize good bandwidth management, therefore the author will make bandwidth management with the simple queue method so that PT. Panca Teknik Utama has a network that can be used stably and according to the needs of each user even though many are using the internet simultaneously. To be able to make bandwidth management the author uses the observation method, interview method, and literature study method to collect data and supporting devices for making this bandwidth management are Mikrotik RouterOS and the Winbox application.