COMPILER DESIGN

ADVANCED TOPICS IN COMPILER DESIGN

CODE GENERATION FOR OBJECT ORIENTED LANGUAGES

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Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]

In a multitier application, which tier contains the user interface?

A	The Business tier
B	The Class tier
C	The Data tier
D	The Presentation tier

Explanation:

Detailed explanation-1: -The web server is the presentation tier and provides the user interface.

Detailed explanation-2: -A 3-tier application architecture is a modular client-server architecture that consists of a presentation tier, an application tier and a data tier.

Detailed explanation-3: -The presentation tier occupies the top level of the application. It sends content to browsers in the web development frameworks, such as CSS, HTML, or JavaScript, and displays information in the form of a graphical user interface (GUI), which allows users to can access directly.

Detailed explanation-4: -The presentation tier is the topmost level of the application. It displays information related to such services such as browsing merchandise, purchasing, and shopping cart contents, and it communicates with other tiers by outputting results to the browser/client tier and all other tiers in the network.

Detailed explanation-5: -The two-tier DB architecture is a client-server architecture. The three-tier DB architecture is a type of web-based application. It contains mainly two layers-the Data Tier (Database Tier), and the Client Tier. It mainly contains three layers-the Data Layer, the Business Layer, and the Client Layer.

There is 1 question to complete.