单项选择题
What is the maximum number of ARCn processes that can be defined using the initialization parameter LOG_ARCHIVE_MAX_PROCESSES？（）
A.1 B.5 C.10 D.15 E.Depends on system memory resources
单项选择题 Whichbackgroundprocessisresponsibleforwritingthedirtybuffersfromthewritelisttothedatafilesduringacheckpoint？（）
单项选择题 WhichofthefollowingstatementisincorrectregardingRMAN？（）
单项选择题 Whichofthefollowingfilescanbeusedtoconfigureconnectionpoolinginthesharedserverenvironment？（）
