Types of Diagram

 

 

 

Entity Relationship Diagram

 

 

Class Diagram

 

 

 

 

Data Flow Diagram

 

 

 

 

                                  

                                               Activity Diagram

 

 

                                                   

 

 

 

 

Use Case Diagram 

 

 

 


Sequence Diagram

The Ten Commandments of Netiquette

The Ten Commandments of Netiquette   

express prejudice towards another person.

One must never use the Internet to

One must never interfere with the computer work of another person.

One must always use the computer with respect and consideration toward other people.

One must never use the computer or Internet to steal from another person.

One must never use the computer or Internet to speak falsely about another person.

One must never go into someone else’s files without permission from that person.

One must always consider the effects of the computer or Internet on humanity.

One must never use someone else’s website or resources without permission.

One must never steal someone else’s Internet property.

One must only use software programs that are offered free on the Internet or that have been paid for by the user.

 

OSI Layer