1) What is the scenario shown in thediagram ? 2) How many number of messages aresent and received by the Advisor Object ? 3) What happens when student not approve? 4) How many number of synchronous messages are shown ? 5)How many number of asynchronous messages are shown ? 6)How many number of self messages are shown ? 7)How many number of reply messages are shown ?

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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1) What is the scenario shown in thediagram ?

2) How many number of messages aresent and received by the Advisor Object ?

3) What happens when student not approve?

4) How many number of synchronous messages are shown ?

5)How many number of asynchronous messages are shown ?

6)How many number of self messages are shown ?

7)How many number of reply messages are shown ?

8) What is happening in Loop frame?

Advisor
Resistrar
Student
1: Offer courses
2: Offer Courses
alt
[Approve]
3: Assign courses
[Not Approve]
4: offer change
5: Accept
5.1: Assign courses
loop
[For Each Course]
6: Register
6.1: Issue Timetable
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Transcribed Image Text:Advisor Resistrar Student 1: Offer courses 2: Offer Courses alt [Approve] 3: Assign courses [Not Approve] 4: offer change 5: Accept 5.1: Assign courses loop [For Each Course] 6: Register 6.1: Issue Timetable Powered By Visual Paradigm Community Edition
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