同步培养
You need to configure fine-grained access control to external network resources from within your database. You create an access control list (ACL) using the DBMS_NETWORK_ACL_ADMIN package. Which statement is true regarding the ACL created?（） It is a list of remote database links stored in the XML file that are available to the users of the database.。 It is a list of users and network privileges stored in the XML file according to which a group of users can connect to one or more hosts.。 It is a list of users and network privileges stored in the data dictionary according to which a group of users can connect to one or more hosts.。 It is the list of the host names or the IP addresses stored in the data dictionary that can connect to your database through PL/SQL network utility packages such as UTL_TCP.。
强心苷的正性肌力作用特点和机制如何？
没有教师（），就很难有教育质量的提高；没有教师的（），就很难有学生的主动发展；没有教师的（），就很难有学生的创造精神。
A system administrator is installing a C compiler on a system. According to the compiler’s documenation， the AIX fileset bos.adt.lib must be installed prior to installation of the compiler. Which command would the system administrator use to verify installation of the bos.adt.lib fileset？（） installp。 instfix。 lsallq。 lsl。
在采用市场法评估产成品及库存商品时，其中工业企业的产成品评估一般以（）为依据。
