To start a physical standby database, follow these steps using SQL*Plus with administrator privileges: Start the database in NOMOUNT mode: Use the STARTUP NOMOUNT command to initialize the standby database.…

Primary --Check DB role (PRIMARY/STANDBY) SELECT DATABASE_ROLE, DB_UNIQUE_NAME AS INSTANCE, OPEN_MODE, PROTECTION_MODE, PROTECTION_LEVEL, SWITCHOVER_STATUS FROM V$DATABASE; DATABASE_ROLE INSTANCE OPEN_MODE PROTECTION_MODE PROTECTION_LEVEL SWITCHOVER_STATUS ---------------- ------------------------------ -------------------- -------------------- -------------------- -------------------- PRIMARY pvtnddb…