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It can be used to debug PL/SQL programs.
B:It can be used to develop server-side java programs.
C:It can be used to administer database security
D:It can be used to back up and recover databases using RMAN.
E: It must be configured to allow SQLcl to be used. F: It can run SQL statements and SQL scripts. G: It can be used to develop client-side java programs.A In FTP Passive mode, the client completes the initialization of the TCP session for control and data
B:In FTP Active mode, the server uses the command "PORT to tell the client which port it expects to send data
C:FTP always uses a TCP session to transmit control information and data information
. In FTP Passive mode, the client completes the initialization of control and data TCP sessions
B:In FTP Active mode, the server sends a command "PORT" to notify the client of which port to send data
C:FTP always uses a TCP session to transmit control information and data information
D:.FIP always uses TCP port 20 to establish a data session. ICP port 21 is used to establish a control session. E.FTP always uses TCP port 21 to establish a data session. TCP port 20 is used to set up a control session.