I must access a remote database using the SQLPLUS client executable

technology databases

  1. I can connect only if there is a TNS entry in the server where the client executable resides

  2. I can connect only if there is a TNS entry in the server where the database resides

  3. No need for a TNS entry at all

  4. The Listener.ora will take care of the connection

Show answer
Correct Option: A

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