4.Which four are true about creating and running a remote database scheduler jobs?數據庫
A) A credential is optional for a remote database job.ip
B) A database destination group must exist or be created for a job to run on multiple remote databases.rem
C) A destination is optional for a remote database job because DB links can be used instead.it
D) It must run as a user that is defined on the remote database.io
E) A credential must be created to define the remote user.class
F) Remote database jobs always run as the same user who submits the Job on the local database.sed
G) A database destination must exist or be created for the remote database.密碼
Answer:BDEG數據
(解析:Database Destination (數據庫路徑),經過 CREATE_DATABASE_DESTINATION 建立,在 CREATE_JOB 中做爲一個輸入參數,用來執行遠程調度。redential (證書),證書用來保存 OS 或者數據庫的用戶密碼,在執行 External Job 或者遠程數據庫做業時使用。ocp討論3組:1015267481 驗證ocp)tab