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Total Questions: 10
1. Which of the following compression type is supported by SQL Server 2014 ?
Correct Answer is : Both row and column
2. Point out the correct statement :
Correct Answer is : All of the mentioned
3. Use _________ data compression to compress columnstore data with archival compression.
Correct Answer is : COLUMNSTORE_ARCHIVE
4. To remove archival compression and restore the data to columnstore compression :
Correct Answer is : Use ALTER TABLE
5. Point out the wrong statement :
Correct Answer is : You can enable or disable ROW or PAGE compression in online state only
6. The data_compression and data_compression_desc columns include :
Correct Answer is : COLUMNSTORE
7. Which of the following code is used to enable compression on a table ?
Correct Answer is : EXEC sp_estimate_compression_savings 'Production', 'TransactionHistory', NULL, NULL, 'ROW' ;
ALTER TABLE Production.TransactionHistory REBUILD PARTITION = ALL
WITH (DATA_COMPRESSION = ROW);
8. What is the purpose of schema name in the following code syntax ? sp_estimate_data_compression_savings [ @schema_name = ] 'schema_name' , [ @object_name = ] 'object_name' , [@index_id = ] index_id , [@partition_number = ] partition_number , [@data_compression = ] 'data_compression' [;]
Correct Answer is : Name of the database schema
9. sp_estimate_data_compression_savings requires ______ permission on the table.
Correct Answer is : SELECT
10. Which of the following query estimates the size of the Production.WorkOrderRouting table if it is compressed by using ROW compression ?
Correct Answer is : EXEC sp_estimate_data_compression_savings ‘Production’, ‘WorkOrderRouting’, NULL, NULL, ‘ROW’ ;
