Oracle Database Administration from Zero to Hero - Practice - Configuring Oracle Network Environment (Part 2 of 4)

The video tutorial covers configuring the Easyconnect method in the SQL net dot Ora file, managing the listener using the NSNRCTL utility, and ensuring proper listener configuration and security. It also explains how to register database services in the listener, including troubleshooting steps and commands to verify listener status and service registration.

What is the purpose of the names.directory_path parameter in the SQL net.ora file?

• To configure the database backup schedule

• To set the maximum number of database connections

• To specify the allowed naming methods and their priorities

• To define the database connection timeout

Which utility is used to manage the listener and check its status?

• Data Pump

• NSNRCTL

• SQL*Plus

• Oracle Enterprise Manager

What does the command output indicate if it shows 'listening endpoint summary'?

• The listener is not running

• The listener configuration is incorrect

• The listener is running

• The listener is stopped

Why might you need to stop and restart the listener?

• To increase the database storage capacity

• To apply changes made in the listener.ora file

• To disconnect all existing sessions

• To upgrade the database version

What happens if you try to connect to a database service when the listener is stopped?

• The database service is automatically started

• The connection is delayed

• The connection is successful

• You receive a 'No listener' error

What is a recommended security practice regarding the listener's endpoints?

• Add as many endpoints as possible

• Remove unnecessary endpoints

• Keep all default endpoints

• Disable all endpoints

How can you ensure a database service is registered in the listener if it is not visible?

• Use the command ALTER SESSION REGISTER

• Restart the database

• Increase the listener timeout

• Reinstall the listener