Ensurepass  QUESTION 21 You have images stored in HBase, which you need to retrieve from within your application. In which format will your data be returned from an HBase scan?           A. Uninterpreted array of bytes B. Java string literal C. Hexadecimal D. Blob datatype   Answer: A Explanation: HBase supports a "bytes-in/bytes-out" interface via Put and Result, so anything that can be converted to an array of bytes can be stored as a value. Input Read more [...]
Ensurepass  QUESTION 11 Given the following HBase dataset, which is labeled with row numbers. . .     Which of the following lists of row numbers is the correct order that HBase would store this data?   A. 1, 5, 2, 4, 3, 6 B. 4, 1, 2, 6, 3, 5 C. 4, 6, 3, 1, 5, 2 D. 3, 4, 6, 1, 2, 5   Answer: C     QUESTION 12 Given the following dataset:           How many store files will be contained in your region(s) immediately following Read more [...]
Ensurepass  Exam A   QUESTION 1 Your HBase cluster has hit a performance wall and doesn't seem to be getting faster as you add   RegionServers. Adding an additional HMaster will:   A. Have no effect on performance. B. Improve the performance of region writes but decrease the performance of metadata changes. C. Improve the performance of metadata chancier, but decrease the performance of region writes. D. Make the performance problem even worse, as operations will Read more [...]