单项选择题
You have created a locally managed tablespace by issuing the following command：
CREATE TABLESPACE data1
DATAFILE ’data1_file1.dbf’ SIZE 10M AUTOEXTEND ON MAXSIZE
UNLIMITED；
For the DATA1 tablespace， you have set the warning level alert limit to 70 percent. In which situation will a warning level alert be generated？（）
A. when 700 KB is used
B. when 700 KB is left as free space
C. when 7MB is used
D. when 7MB is left as free space
E. no alert will be generated because an autoextensible datafile is included in the tablespace
相关考题
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单项选择题
Matthew has recently joined NetFx Corporation as a junior-level Database Administrator （DBA）. He is asked by his supervisor to verify the database for data block corruptions. He uses the DBVERIFY utility and finds that two data blocks are corrupted in the database. What should Matthew use to identify the corrupted blocks as well as datafiles containing these blocks？（）
A. datafile
B. alert log
C. dynamic views
D. control file script -
单项选择题
Whileperformingmonitoringandtuningthedatabase，youwanttoviewthesummarizedinformationaboutthewarninglevelalertsandcriticallevelalerts.WhichsectionoftheOracleEnterprisemanagerdisplaysthesummarizedinformationaboutthewarningandcriticallevelalerts？（）
A.General
B. High Availability
C. Space Usage
D. Diagnostic Summary -
单项选择题
Youpreviouslysecuredyourlistenerwithanencryptedpassword.However，youneedtosetanewpasswordforsecurityreasons.WhatisthecorrectmethodforsettinganewencryptedpasswordforthelistenerusingtheListenerControlutility？（）
A. executing the SET PASSWORD command and then the SAVE_CONFIG command
B. executing the CHANGE_PASSWORD command and then the SAVE_CONFIG command
C. executing the CHANGE_PASSWORD command and then the SET PASSWORD command
D. executing the SET PASSWORD command， then the CHANGE_PASSWORD command and finally， the SAVE_CONFIG command
