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What are the different Cloud Storage classes and when to use each?
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Standard: frequent access, highest cost. Nearline: <1/month access, 30-day min. Coldline: <1/quarter access, 90-day min. Archive: <1/year access, 365-day min, lowest cost. Use Autoclass for automatic transitions based on access patterns. Choose based on access frequency and cost optimization. Set lifecycle policies for automatic transitions.
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