Technology Questions

The diamond problem is an ambiguity that can occur when a class multiply inherits from two classes that both descend from a common super class

Encapsulation describes the ability of an object to hide its data and methods from the rest of the world 

- The web pages that are loading slowly might be using heavy scripts or might be getting loaded on an overloaded server. 

- If the content like flash is used then the web page performs really slowly in comparison to the normal pages that get created. 

- If the caching is inactive on the web browsers and the same web page is getting loaded again and again then the performance get degraded.

- Web pages load slowly due to the content on that page as if it is text it loads faster then the site that is made up of large photographs. 

- It takes longer time for a picture to get rendered and the transmission time also remains higher then the text.

Coalescing is only valid for dictionary-managed tablespaces and de-fragments space by combining neighboring free extents into large single extents.

Use case is nothing but the functional specification document in which all the customer requirements are documented.

Test case is a document which tells wat to test, steps to test and expected and actual results.

An Interactive report allows the user to participate in retrieving and present data at each level.while classical report doesn't have access to interact.

Icon for an Activity is defined in the manifest file.

Code

<activity android:icon="@drawable/app_icon" android:name=".MyTestActivity"></activity>

...

The Application Cache concept introduced by HTML5 means that a web application is cached, and accessible without an internet connection.

There are three advantages of Application Cache:

1.Offline browsing - users can use the application when they're offline

2.Speed - cached resources load faster

3.Reduced server load - the browser will only download updated/changed resources from the server