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Question ID 1857

Sales details are being stored on a daily basis in the SALES_2007 table. A large amount of data is added to the table daily. To save disk space, you issued the following command:
ALTER TABLE sales_2007 COMPRESS FOR ALL OPERATIONS;
 
What would be the outcome of this command?
 

Option A

A.    It produces an error because data already exists in the table.
 

Option B

B.    It produces an error because compression can be enabled at table creation only.
 

Option C

C.    It compresses all data added or modified henceforth but the existing data in the table is not compressed immediately.
 

Option D

D.    It immediately compresses all existing data as well as new data, resulting from either fresh additions or modifications to existing data.
 

Correct Answer C
Explanation


Question ID 1858

Which client requests to the database can be captured as a part of the workload capture? (Choose all that apply.)

Option A

A.    flashback query

 

Option B

B.    distributed transactions
 

Option C

C.    logging in and logging out of sessions
 

Option D

D.    all DDL statements having bind variables
 

Option E

E.    direct path load of data from external files

Correct Answer C,D
Explanation

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