Vendor: Cloudera
Certifications: CCSHB
Exam Name: Cloudera Certified Specialist in Apache HBase
Exam Code: CCB-400
Total Questions: 45 Q&As
Last Updated: Mar 20, 2024
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VCE
Cloudera CCB-400 Last Month Results
CCB-400 Q&A's Detail
Exam Code: | CCB-400 |
Total Questions: | 45 |
CertBus Has the Latest CCB-400 Exam Dumps in Both PDF and VCE Format
CCB-400 Online Practice Questions and Answers
The cells in a given row have versions that range from 1000 to 2000. You execute a delete specifying the value 3000 for the version. What is the outcome?
A. The delete fails with an error.
B. Only cells equal to the Specified version are deleted.
C. The entire row is deleted.
D. Nothing in the row is deleted.
You have an "Employees" table in HBase. The Row Keys are the employees' IDs. You would like to retrieve all employees who have an employee ID between 'user_100' and 'user_110'. The shell command you would use to complete this is:
A. scan'Employees', {STARTROW =>'user_100', STOPROW =>'user_111'}
B. get'Employees', {STARTROW =>'user_100', STOPROW =>'user_110'}
C. scan'Employees', {STARTROW =>'user_100', SLIMIT => 10}
D. scan'Employees', {STARTROW =>'user_100', STOPROW =>'user_110'}
You have two tables in existing RDBMS. One contains information about the products you sell (name, size, color, etc.) The other contains images of the products in JPEG format. These tables are frequently joined in queries to your database.
You would like to move this data into HBase.
How would you design the schema?
A. Create two tables each with multiple column families
B. Create two tables each with a single column family
C. Createasingle table with two column families
D. Create a single table with one column family
From within an HBase application, you want to retrieve two versions of a row, if they exist. Where your application should configure the maximum number of versions to be retrieved?
A. HTableDescriptor
B. HTable
C. Get or scan
D. HColumnDescriptor
You have tin linage table live in production. The table users
A. Modify the client application to write to both the old table and a new table while migrating the old data separately
B. Use theALTERtable command to modify the rowkeys
C. Use theASSIGNcommand to modify the rowkeys
D. Add a new columnto store the userid
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