22 Questions
What is the primary purpose of building three new databases for SafeHomeAssured.com?
To store information on SafeHome products, customers, and monitoring
What is the main reason for building a data warehousing component for the SafeHomeAssured.com WebApp?
To tap information about local building regulations and suppliers
What is the characteristic of the SafeHomeAssured.com WebApp?
It is a WebApp with attributes of a portal
What is the main benefit of using aspects of the user input elements of the WebApp to query the databases?
Easier access to relevant information
What is the context in which the SafeHomeAssured.com WebApp is being developed?
As a growing company with an expanding product line and customer base
What is a common attribute of WebApps that requires serving the needs of a diverse community of clients?
Network intensiveness
What is CPI, according to the context of the SafeHomeAssured.com WebApp?
A company that provides security products
In the case of the Safe-Home Product, what enables communication between client-based features of the SafeHomeAssured.com WebApp and the servers established by CPI?
Network intensiveness
What is a characteristic of WebApp usage that may vary greatly among end users?
Patterns of usage
In the case of SafeHomeAssured.com, how many homes will be monitored concurrently?
Tens of thousands
What is a characteristic of WebApp usage that may have an impact on the actions of other users?
The actions of one user
What is an attribute of WebApps that refers to the varying number of users accessing the WebApp at different times?
Unpredictable load
How many customers may access the SafeHomeAssured.com WebApp at any given time?
Hundreds or thousands
What is an attribute of WebApps that refers to the large number of users accessing the WebApp at the same time?
Concurrency
What is the role of the Web in modern living?
An indispensable technology in virtually every aspect
What is the primary impact of the Web on the way we do things?
It has changed the way we acquire and disseminate information
What is an example of how the Web has changed the way we understand the world?
Through online portals
What is the primary function of a delivery vehicle in Web Engineering?
To take raw information, structure it, and deliver it to the Web browser
What is the Web's impact on the way we acquire our news?
It has changed the way we acquire our news through online media
What is the Web's impact on education?
It has changed the way we go to school through online learning
What is the Web's impact on commerce?
It has changed the way we buy products through e-commerce
What is the characteristic of the Web that makes it important in modern living?
It is an evolving technology that has a high impact on everyone
Study Notes
WebApp Attributes
- WebApps have attributes such as network intensiveness, as they reside on a network and serve diverse clients.
- Network intensiveness enables communication between client-based features and servers.
Concurrency in WebApps
- Concurrency is an attribute of WebApps, where a large number of users access the WebApp simultaneously.
- Users' actions can impact others, and usage patterns vary greatly among end users.
- In SafeHomeAssured.com, tens of thousands of homes are monitored concurrently, and hundreds of customers access the WebApp simultaneously.
Unpredictable Load in WebApps
- Unpredictable load is an attribute of WebApps, where the number of users varies by orders of magnitude from day to day.
The Web
- The web is an indispensable technology in modern living, used in various aspects such as business, education, and entertainment.
- The web is a transformative technology that changes the way we do things, including how we acquire and disseminate information.
- The web has changed the way we buy products, meet people, understand the world, acquire news, voice opinions, entertain ourselves, and learn.
- The web is an evolving technology with a high impact on everyone in the modern world.
These slides accompany the book Web Engineering: A Practitioner's Approach, covering the importance of the web in modern living, including business, commerce, communication, and more.
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