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Metadata plays a pivotal role in data management by offering detailed descriptions of data assets, allowing for seamless organization and retrieval. For example, in a library management system, metadata for books (title, author, genre, ISBN) allows users to search for and access specific resources efficiently. Similarly, in large-scale data systems, metadata aids in indexing and categorizing vast datasets, ensuring they are accessible and well-organized. Tools like database schemas, file attributes, and XML tags leverage metadata for improved data governance, making it a cornerstone of any robust data infrastructure. Why Other Options Are Incorrect: • A: Metadata describes data; it does not store raw data itself. • C: Metadata complements visualization tools; it cannot replace them. • D: Metadata supports analysis by organizing data but does not directly analyze trends. • E: Metadata describes primary data; it does not replace or substitute it in analytics.
A mixture (milk + water + honey) contains ‘16m’ litres milk, ‘24n’ litres water and 56 litres more honey than water. If 25% of the mixture was r...
A glass contains a mixture of rum and water in the ratio of 2:5. The total volume of the mixture is 98 liters. If an additional 32 liters of rum is pour...
84 ml of mixture ‘P’ contains milk and water in the ratio of 7:5, respectively is mixed with 27 ml of mixture ‘Q’ containing milk and water in t...
A blend of milk and honey consists of 80% milk. When 24 liters of honey are added to this mixture, the amount of honey in the new mixture becomes 50% le...
In mixture 'X,' there are (4a + 20) liters of Juice and the remaining 20% consists of Soda.When mixture 'X' is combined with mixture 'Y,' which contains...
A 300 litres mixture of milk and water contains 50% milk. How much water should be added to the mixture to make the quantity of water 70% of the total m...
A mixture is prepared by combining three ingredients M, N, and O in the ratio of 5:4:3. Ingredient M contains 60% sugar, N contains 50% sugar, and O con...
A vendor mixes 4 kg of oil at Rs. 10 per kg with 6 kg at Rs. 6 per kg. What is the cost price (in Rs.) of the mixture per kg?
An alloy of copper and tin contains 85% of copper. If 28 kg of more tin is added to the alloy, the copper content gets reduced to 50%. Find the quantity...
