Oracle Net Services 19c Flashcards

1
Q

What’s Oracle Net?

A

Oracle Net is a:
Communication software that enables a network session from a client application to an
Oracle database server.

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2
Q

Functions of Oracle Net after a network session is established.

A

Functions of Oracle Net:
1.Acts as a data courier for the client application and the database server.
2. It is responsible for establishing and maintaining the connection between the client application and database
server, as well as exchanging messages between them.
3. It is able to perform these jobs because it is located on each computer in the network.

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3
Q

What’s Oracle Net Configuration Assistant?

A

Oracle Net Configuration Assistant:

Is a postinstallation tool that configures basic network components after installation.

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4
Q

What are the features of Oracle Net Configuration Assistant?

A

Oracle Net Configuration Assistant configures basic network components including:
• Listener names and protocol addresses
• Naming methods the client uses to resolve connect identifiers
• Net service names in a tnsnames.ora file
• Directory server usage

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5
Q

What’s Oracle Net Foundation Layer?

A

Oracle Net Foundation Layer:
A networking communication layer that is responsible for establishing and maintaining the connection between the client application and server, as well as exchanging messages between them.

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6
Q

Describe what’s the Oracle Net Listener and its functions.

A

Oracle Net Listener:
1. Is a process that resides on the server whose responsibility is to listen for incoming client
connection requests and manage the traffic to the server.
2. When a client requests a network session with a database server, a listener receives
the actual request.
3. If the client information matches the listener information, then the listener grants a connection to the database server.

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7
Q

What’s Oracle Net Manager?

A

Oracle Net Manager:
Is a tool that combines configuration capabilities with component control to provide an integrated
environment for configuring and managing Oracle Net Services.

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8
Q

What Network components can be configured with Oracle Net Manager?

A

Oracle Net Manager can configure:

  1. Naming.
  2. Naming Methods.
  3. Listeners.
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9
Q

Describe the Network Components as configured by Oracle Net Manager.

A

Components configured by Oracle Net Manager:
Naming: Define connect identifiers and map them to connect descriptors to identify the network
location and identification of a service.
Oracle Net Manager supports configuration of connect descriptors in a local tnsnames.ora file or directory server.

Naming Methods: Configure the different methods in which connect identifiers are resolved into connect
descriptors.

Listeners: Create and configure listeners to receive client connections.

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10
Q

What’s Oracle Net Services and list its components.

A

A suite of networking components that provide enterprise-wide connectivity solutions in distributed, heterogeneous computing environments.

Oracle Net Services is comprised of:

   1. Oracle Net 
   2. Listener
   3. Oracle Connection Manager
   4. Oracle Net Configuration Assistant and 
   5. Oracle Net Manager.
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11
Q

What’s the Oracle Protocol Support?

A

A software layer responsible for mapping Transparent Network Substrate (TNS) functionality to industry-standard protocols used in the client/server connection.

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12
Q

What’s Oracle Connection Manager?

A

Oracle Connection Manager:

  1. Is a proxy server that forwards connection requests to databases or other proxy servers.
  2. It operates on the session level.
  3. It usually resides on a computer separate from the database server and client computers.
  4. Is available for installation with Oracle Database 12c Enterprise Edition.
  5. It is a custom installation option on the Client disk.
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13
Q

What are the The primary functions of Oracle Connection Manager?

A

The primary functions of Oracle Connection Manager are:
Access control:
To use rule-based configuration to filter user-specified client requests and accept others.
Session multiplexing:
To funnel multiple client sessions through a network connection to a shared server destination.
Protocol conversion:
To enable a client and server with different networking protocols to communicate with each other.

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14
Q

What’s the Oracle Connection Manager Control Utility?

A

Oracle Connection Manager Control Utility:
Is a utility included with Oracle Network Services to control various functions, such as:
Starting,
Stopping, and getting the
Status of Oracle Connection Manager.

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15
Q

What’s a synonym for Net Services?

A

SQL*Net

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