Oracle Database Administration from Zero to Hero - Practice - Configuring Oracle Network Environment (Part 1 of 4)

The video tutorial covers Oracle network configuration tools, focusing on easy connect and local naming methods. It explains how to examine and configure Oracle NET files, set the TNS_ADMIN variable, and use the LSNRCTL utility. The tutorial demonstrates connecting to databases using easy connect and local naming methods, and configuring network service names with Netca. It emphasizes the importance of correct service names and testing connections.

What are the two main methods discussed for connecting to Oracle databases?

• SQL connect and network connect

• Remote access and direct connect

• Admin connect and user connect

• Easy connect and local naming

Where are the Oracle NET configuration files located if the TNS_ADMIN variable is not set?

• Oracle HOME/network/admin

• D:/Oracle/Network/Files

• Oracle/Config/Network

• C:/Oracle/NET/config

What is the default port number for Oracle database connections?

• 8080

• 1521

• 3306

• 1433

Which utility is used to control the Oracle listener?

• DBCA

• LSNRCTL

• Net Manager

• SQL*Plus

What happens if the domain name is omitted from the fully qualified service name in easy connect?

• The connection is delayed

• The connection attempt fails

• The connection is successful

• The connection is redirected

What is the purpose of the Netca utility?

• To edit SQL queries

• To configure network service names

• To manage database users

• To backup Oracle databases

What must be ensured when entering the service name in Netca?

• It is shorter than 10 characters

• It matches the LSLRCTL service output

• It is in uppercase

• It is unique

What is the common practice for setting the net service name?

• Same as the PDB name

• Same as the host name

• Different from the host name

• Different from the PDB name

What tool is typically used by DBAs to modify network service names?

• SQL Developer

• Oracle Forms

• Net Manager

• VI editor

What is the final step after editing the TNS names file manually?

• Restart the database

• Test the new connection

• Reboot the server

• Clear the cache