Project: EAKAT

Class: Logical_Layer

Parent Class(es): 

  1. Aliased_Item
  2. Architectures
  3. Documented_Item
  4. Export_Items
  5. Identified_Item
  6. Principled_Item
  7. Reviewable_Item
  8. Sourced_Item
  9. Standardized_Item

Instances:

  • None

Subclasses:

  • None

A logical layer is a grouping of similarly designed or purposed applications, components, or services in the logical architecture.

Attribute Definitions
Name Documentation Type Values Allowed Number Allowed Assumed Value
Description 

A Documented Item is an item that requires descriptive text above and beyond what the reader may gain from looking at the other attributes individually.

 
String VTYPE   0:1   
Item_Source 

This is the source for the information in this item.

 
Instance VTYPE Source  0:*   
Standards 

These are any industry standards to which this item complies.

 
Instance VTYPE Standard  0:*   
Logical_Architectures 

These are all of the logical architectures for which this is a layer.

 
Instance VTYPE Logical_Architecture  0:1   
Principles 

These are all of the principles with which the item complies.

 
Instance VTYPE Principle  0:*   
Aliases 

These are all of the other names by which this item goes.

 
Instance VTYPE Alias  0:*   
Realized_by_Physical_Layers 

These are all of the physical layers that combine and realize this logical layer.

 
Instance VTYPE Physical_Layer  0:*   
Logical_Layer_Items 

These are all of the components in this logical layer.

 
Instance VTYPE Component  0:1   
Name 

This is an item that readers can identify for one another by referring to a single word, or phrase.

 
String VTYPE   1:1   
Item_Review_Status 

This is the review status of the item.

 
Instance VTYPE Review_Status  0:1   
Attributes
Name Documentation Type Value
Item_Source 

This is the source for the information in this item.

 
Instance 
Constructing Blueprints for Enterprise IT Architectures
 
Aliases 

These are all of the other names by which this item goes.

 
Instance 
Tier
 
Modeling Value 

This is value of including this item in the Enterprise Architecture.

 
String 
 
Examples 

These are examples of instances of this class.

 
String