The Analysis Of Code Mixing On Students’ Social Media Accounts Of English Department At Uin Ar-Raniry Banda Aceh.

In learning process, code mixing will occur when speakers use both languages simultaneously insofar as the speakers change one language to another in just one word. In this study, the researcher is interested in analyzing the code mixing phenomenon because in their environment people always use code mixing in their communications. The purpose of this study is to find out the types of code mixing that produced by the students on their Social Media and analyze the reasons why students create and implement the code mixing on their Social Media (WhatsApp and Instagram). The data collection techniques used in this research is qualitative data. It was gained from observation and the semi-structured interview. In analyzing the data, the researcher used data reduction such as coding and written summarization by the status, chat, and caption of the participants. The analysis of the data was conducted in descriptive analysis. This study involved 10 students in year of 2017 in the Department of English Language Education of Universitas Islam Negeri Ar-Raniry. The sample was chosen by using purposive sampling who fulfilled specific criteria. However, the result showed that there are two types of code mixing types based on the Muysken’s theory produced by the students in social media such as insertion (noun and verb) and alternation (idiom, phrase and clause). However, any congruent lexicalization is not produced by the students. The reasons why the students produced code mixing in their status or conversation on social media are to improve their English, display the group's identity, make it approachable and simple, also enhance a trend, and show their personal habit in their daily life.