E portals 3

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Question Three

Assignment 3

Deadline: Sunday 05/04/2020@ 23:59

[Total Mark for this Assignment is 5]

E-Portals Development

IT405

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College of Computing and Informatics

Question One

1.5 Marks

Learning Outcome(s):

Recognize the main elements of portals development.

What is the difference between synchronous and asynchronous web methods? Give an example of synchronous and asynchronous web methods? How can we transform a synchronous web method to asynchronous web methods?

Question Two

2 Marks

Learning Outcome(s):

Evaluate the effectiveness of portals.

What is web cache? How a web cache work? Give an example of how a web cache can assist a web portal (considering any busy website, explain how caching can improve its performance)

Question Three

1.5 Marks

Marks

Learning Outcome(s):

Evaluate the effectiveness of portals.

What is a reasonable web hosting configuration? Draw/picture a typical configuration. Give any two reasons why is it a reasonable configurations?