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You are a Database Administrator with TXGlobal. You use a pa

题目
单选题
You are a Database Administrator with TXGlobal. You use a password file to establish remote connections to the HR database on the server located at the home office. Currently， two active remote sessions exist to this database. These sessions were established using the SYSDBA privilege from the remote machines. You accidentally deleted the password file. What will be the consequence of this action？（）
A

 Both the sessions will be killed， and no new sessions will be created using the SYSDBA or SYSOPER privilege.

B

 Both the sessions will remain active， but no new sessions will be created using the SYSDBA or SYSOPER privilege.

C

Both the sessions will be killed， but new sessions will be created using the SYSDBA or SYSOPER privilege when the database restarts.

D

 The database will crash， and no new sessions will be created using the SYSDBA or SYSOPER privilege when the database restarts.

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