フリー問題

問題文

You pick the Apache project whose key management server encrypts data at rest, and you name the Key Distribution Center that a cluster can use apart from Microsoft Active Directory. Which pair completes this sentence correctly?

選択肢

1. the Apache project whose KMS Big Data Management can use to encrypt the data at rest is Apache Sentry, and the other kind of Key Distribution Center that a supported Hadoop cluster can use is an IBM KDC
2. the Apache project whose KMS Big Data Management can use to encrypt the data at rest is Apache Ranger, and the other kind of Key Distribution Center that a supported Hadoop cluster can use is an IBM KDC
3. the Apache project whose KMS Big Data Management can use to encrypt the data at rest is Apache Ranger, and the other kind of Key Distribution Center that a supported Hadoop cluster can use is an MIT KDC
4. the Apache project whose KMS Big Data Management can use to encrypt the data at rest is Apache Sentry, and the other kind of Key Distribution Center that a supported Hadoop cluster can use is an MIT KDC