Indonesian is the official language of the Republic of Indonesia [1] and linguistic unity of Indonesia. [2] Indonesian inaugurated after the proclamation of independence of Indonesia, precisely the day after, along with the entry into force of the constitution. In East Timor, the Indonesian language as a working language status.
From the linguistic point of view, the Indonesian language is one of the many varieties of Malay. [3] Basic Spoken language is Malay Riau (Riau Islands region) [4] of the 19th century. In its development it were changed due to its use as a working language in the colonial administration and standardization of processes since the beginning of the 20th century. Naming "Indonesian" begins from the introduction of the Youth Pledge, October 28, 1928, to avoid the impression "language imperialism" when the Malay name remains in use. [5] This process led to the current Indonesian different variants of the Malay language used in Riau and Peninsula Malaya. To date, Indonesian language is a living language, which continues to produce new words, either through the creation and absorption of local languages ​​and foreign languages.
Although it is understood and spoken by more than 90% of citizens of Indonesia, Indonesian language is not the mother tongue for most speakers. Most of the citizens of Indonesia using one of 748 languages ​​in Indonesia as a mother tongue. [6] Indonesian Speakers often use everyday version (kolokial) and / or mixing with other Malay dialect or mother tongue. Nonetheless, Indonesian language is used very widely in universities, in the media, literature, software, official correspondence, and other public forums, [7] so that it can be said that the Indonesian is used by all citizens of Indonesia.
Phonology and grammar Indonesian considered relatively easy. [8] The basics are essential for basic communication can be learned only in the past few weeks. [9]

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