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Total Seconds in 10 Years: 31.536 million × 10= 315.36 million seconds Total URLs in 10 Years: 1,000 × 315.36 million = 315.36 billion unique URLs This means our database will handle 1000 writes per second and every year, we will have 1000 × 60 × 60 × 24 × 365 = 31.5B URLs created. If we assume