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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.
x, y and z are real numbers. If x3 + y3 + z3 = 13,x + y + z = 1 and xyz = 1, then what is the value of xy + yz + zx?...
If x1x2x3 = 4(4 + x1 + x2 + x3), then what is the value of [1/(2 + x1)] + [1/(2 + x2)] + [1/(2 + x3)]?
If (x - 1/x)2 = 3, then the value of x6 + 1/x6 equals
If a + b + c = 0 then the value of (1/(a+b)(b+c)) + (1/(b+c)(c+a)) + (1/(c+a)(a+b)) is
There are 6 blue pens, 5 black pens and 4 green pens in a bag. Three pens are chosen randomly.
Quantity I – The probability of their bein...
If a3 = 117 + b3 and a = 3 + b, then the value of a + b is:
10 women and 12 men complete a certain piece of work in 30 days, if each women takes thrice the time taken by a man to finish the work.
Quantity...
If 3x + 5y + 7z = 49 and 9x + 8y + 21z = 126, then what is the value of y?
The expression of (cot θ + cosec θ −1) / (cot θ − cosec θ+1) is equal to
If (a + b)/c = 6/5 and (b + c)/a = 9/2, then what is the value of (a + c)/b?