ModelDataHBase

HBase's columns are arranged according to

• Column group

• Column families

• Column list

• Column base

A table in HBase can be

• Dropped directly

• Dropped after disabling

• Only disabled, not dropped

• Only compressed, not dropped

Which of the following runs on top of HDFS and gives Hadoop capabilities similar to BigTable (Google)?

• HBase

• HIve

• Pig

• HCatalog

HBase only defines column families, thus it is ...

• Row Oriented

• Schema-less

• Fixed Schema

• None of the above

While rows and columns keys are expressed as bytes, version is specified as

• Date

• Long integer

• Short integer

• Decimal

Data is saved in rows and columns in the open source NoSQL database HBase.

• True

• False

HBase can maintain

• Structured data

• Semi – structured data

• Unstructured data

• All of the above

A new record version is created by HBase during

• Creation

• Deletion

• Modification

• All

The four coordinates in a Hbase table are used to identify the data in a given cell. Rowkey, column family, and column qualifier are the first three. The last is

• Sequence number

• Version number

• Serial number

• table name

A column Family in HBase

• Can be renamed

• Cannot be renamed

• Cannot be copied

• Can exist without a table