单项选择题
A. ALTER DISKGROUP dg1 UNDROP disk2, disk3, disk5;
B. ALTER DISKGROUP dg1 UNDROP;
C. ALTER DISKGROUP dg1 UNDROP DISKS;
D. You cannot cancel the pending disk drops.
多项选择题 UsingOracleEnterpriseManagertosetSGApoolvaluesmanually，forwhichofthefollowingpoolsdoesOracleEMofferadvicetosetthevalueappropriately？（）
单项选择题 You are working on a 24X7 database. You want to design a backup strategy for your database that uses user managed backups. You want to be able to perform all backups while the database remains online. Which statement about performing user-managed backups in a 24x7 environment is true?（）
单项选择题 When manually configuring the SGA，which of the following parameter changes requires an instance restart to take effect？（） "First Test， First Pass" - www.lead2pass.com 97 Oracle 1Z0-053 Exam