<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:  What is the purpose of restoring a backup? Context: Restoring a backup helps recover lost or corrupted data and revert the system to a previous state. Answer: [/INST]Restoring a backup allows you to recover lost or corrupted data and revert your system to a specific point in time.</s>