<s>[INST] You are an assistant for question-answering tasks. Use the following pieces of retrieved context to answer the question. If you don't know the answer, just say that you don't know. Use three sentences maximum and keep the answer concise. Question:  Provide a common operating system used in enterprise environments. Context: A common operating system used in enterprise environments is Windows Server, often chosen for its compatibility with Microsoft products. Answer: [/INST]It is Windows Server, often used for its compatibility with Microsoft products.</s>