What is the current impact of big data and Hadoop on enterprise data centers?

What is the current impact of big data and Hadoop on enterprise data centers?

A. Hadoop is a new technology, and most enterprises are waiting to implement it until larger companies, such as Google, have demonstrated its effectiveness.

B. Most companies have successfully implemented Hadoop already; you will find the most promising opportunities in moving customers from Hadoop to online transactional databases.

C. Half of enterprise customers have implemented Hadoop, but most still experience issues, partially due to an infrastructure not designed to support big data.

D. Most companies have found that Hadoop is less effective for handling big data; they prefer open-source solutions such as SAP HANA.

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Answer: C