Interview Questions.

Question 1. How Does Javafx Compare To Flash And Flex?

Answer :

Flex pretty properly however additionally started out to use JavaFX. I am a little bit careworn. JavaFX appears to recognition extra on low stage drawing operations and animations. Less on growing general UIs like Flex.On The Other Side JavaFX Also Supports Swing Components As Well As Data Binding, Which Makes It Appear More Like Flex.

Question 2. Where Is The Javafx Scene Builder Gone?

Answer :

I Am Trying To Find The Elusive JavaFX Scene Builder So I Can Use It In Intellij. =I Am On Windows OS.

Oracle Have Stated That The JavaFX Scene Builder Is Included In A New Download, But No Matter How I Search I Cannot Find It (HTTP://WWW.ORACLE.COM/TECHNETWORK/JAVA/JAVAFX/DOWNLOADS/INDEX.HTML). I Think They Have Linked To The Incorrect Page And Googling For It Is Getting Me Nowhere.

I Already Have Java 8 SDK Installed And Working Fine. Apparently JavaFX Is Now Included In That, But Nowhere In The Java Folder Can I Find The Scene Builder And It Seems To Be Completely Missing Online.

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Question three. What About Javafx On The Ipad Or Other Mobile Devices?

Answer :

As much as I would love to answer this question, I am no longer allowed to. You can accept as true with me, this virtually bugs me, specifically due to the fact I hear time after time how important (and cool) JavaFX on these devices would be. All I can say is, that we supplied prototypes of JavaFX on special pills at JavaOne ultimate yr and requested, if this is something the community wants. The comments was overwhelming. We maintain to investigate this, however for now I can only humbly ask you to your patience.

Question four. Is Swing Dead Now?

Answer :

“Swing will continue to be part of the Java SE specification for the foreseeable future, and is covered in the JRE”. – But it is in preservation mode now, no new features are being evolved at this point. So if you need to use the brand new and funky stuff that was evolved for JavaFX, you have to migrate to JavaFX or embed JavaFX for your Swing software.

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Question 5. How Do I Migrate My Swing Application?

Answer :

As a library developer, I do no longer write JavaFX programs. The only time I genuinely use the JavaFX runtime, is after I write small scripts to breed a computer virus or in my unit tests.

So for a begin, here is what I am aware about. There is an instructional approximately a way to integrate JavaFX right into a Swing application. I recognize there are efforts going on to construct a JavaFX RCPs (Rich Client Platforms) on top of NetBeans and Eclipse despite the fact that I do no longer recognize an awful lot about these tasks. They may additionally help, in case your software became build on pinnacle of the NetBeans or the Eclipse platform. And on our mail alias, there is currently an exciting debate about an utility framework for JavaFX taking place, that you are welcome to enroll in (openjfx-dev@openjdk.Java.Net).

J2EE Interview Questions
Question 6. What Is New In Javafx?

Answer :

JavaFX 2 is the following step inside the evolution of Java as a rich client platform. It is designed to offer a lightweight, hardware-multiplied Java UI platform for agency and business applications. 

Feature highlights:

Functionality uncovered through Java API.
New hardware extended images pipeline (Prism).
FXML—a new XML-based totally markup language for outlining consumer interfaces.
Over 60 UI controls and charts with CSS styling.
Web component (WebView) to render HTML and JavaScript content internal a Java utility, with JavaScript to Java bridge.
Support for JavaFX in Swing and SWT programs.
Self-contained utility packaging with platform-specific installers
Multi-touch support
New media engine for solid, constant media playback, consisting of assist for H.264 video and AAC audio.
JavaFX Scene Builder, a visible UI layout device
Question 7. Why Should I Choose Javafx To Develop Applications?

Answer :

JavaFX has been designed to deal with the wishes of cutting-edge business enterprise consumer applications. Some of the benefits of using JavaFX are:

Leverage your Java improvement abilties: JavaFX packages are completely advanced inside the Java programming language, one of the maximum extensively followed technologies to develop and set up software program applications, which leverages standards-based programming practices and design styles.
Zero to Sixty very quickly: A dedicated awareness on simplified API layout makes developing complex user interfaces in the Java programming language extraordinarily easy. In addition, JavaFX lets in developing person interfaces in FXML—a scriptable, XML-based markup language for defining consumer interfaces. Developers familiar with internet technologies or different markup primarily based UI technology will locate FXML clean to learn and effective for a diffusion of packages.
Create without borderlines: JavaFX gives a wealthy set of graphics and media APIs with excessive-overall performance hardware-accelerated portraits and media engines to simplify development of immersive visible applications.
Preserve funding in Java: JavaFX builders can preserve present investments through reusing Java libraries of their JavaFX programs. They may even get entry to native device abilties via the Java local interface, or seamlessly hook up with server-based totally Java EE middleware packages.
Familiar Java improvement equipment: Developers can use their favored Java development equipment, including the NetBeans and Eclipse IDEs, for improvement of JavaFX applications. All the standard IDE capabilities, such as syntax highlighting, auto-finishing touch, interactive step-thru debugging, and profiling are to be had for JavaFX builders. In addition, JavaFX Scene Builder gives an intuitive visible layout surroundings.
Deploy at the desktop or inside the browser: JavaFX applications can be deployed both as computer packages or in browser applets with the assist of the Java browser plugin. The advanced Java browser plugin provides JavaFX programs a relaxed way to run internal a browser. When deployed on the desktop, JavaFX programs get the advantages of higher performance and local operative device integration.
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Question eight. What Platforms Are Supported By Javafx?

Answer :

JavaFX is to be had on Windows, Mac OS X, and Linux; for extra details, see the JavaFX Certified System Configurations. 
As of JavaFX 2.2 and Java SE 7 update 6, the JavaFX libraries are established as a part of Java SE; a standalone version of JavaFX 2.2 will remain available for Java SE 6 customers (Windows simplest) till Java SE 6 reaches End-of-Life in February 2013.
Question 9. Is Javafx Open Source?

Answer :

At this time, the JavaFX UI Controls supply code has been contributed to the OpenJFX open supply project; different JavaFX components are anticipated to follow in a couple of stages. The code is available under the GPL v2 with Classpath Exception license, much like other initiatives in OpenJDK.

JSP Interview Questions
Question 10. Is Javafx Replacing Swing As The New Client Ui Library For Java Se?

Answer :

Yes. However, Swing will remain part of the Java SE specification for the foreseeable destiny, and therefore protected in the JRE. While we suggest builders to leverage JavaFX APIs as an awful lot as possible whilst constructing new applications, it's far possible to increase a Swing utility with JavaFX, bearing in mind a smoother transition.

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Question 11. Does Javafx Provide Support For Audio And Video Codecs?

Answer :

JavaFX gives a commonplace set of APIs that make it clean to consist of media playback within any JavaFX utility. The media formats currently supported are the subsequent:

Audio: MP3; AIFF containing uncompressed PCM; WAV containing uncompressed PCM; MPEG-4 multimedia container with Advanced Audio Coding (AAC) audio
Video: FLV containing VP6 video and MP3 audio; MPEG-4 multimedia container with H.264/AVC (Advanced Video Coding) video compression .
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Question 12. Does Javafx 2 Support Javafx Script?

Answer :

Starting with JavaFX 2.Zero, JavaFX Script is no longer supported. However, you may use other scripting languages that run on the JVM, which include Groovy or Scala.

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Question 13. Will Previous Versions Of Javafx Remain Available?

Answer :

JavaFX 1.3 will remain to be had till the give up of 2012. We strongly inspire companies that have packages based on JavaFX Script to start planning their migration to JavaFX 2 as quickly as viable.

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Question 14. What Type Of License Is Javafx Available Under?

Answer :

JavaFX is available underneath the equal license and commercial enterprise version as Java SE. This includes the capacity for 1/3 birthday party builders to distribute the runtime librairies with their application(s), difficulty to the terms and conditions of the license.

Question 15. What Type Of Support Is Available For Javafx?

Answer :

Java SE Support: JavaFX is a part of the Java SE technology supported for Oracle business clients.
Community support: programs builders are advocated to go to the JavaFX discussion board, or log in to JIRA to publish trojan horse reports and request new features.
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Question sixteen. How Do I Submit A Jira Issue?

Answer :

If you believe you've got found a illness in JavaFX and would like to post a bug report, or if you would like to signify a brand new characteristic or function enhancement to the platform, you could achieve this through travelling and developing a JIRA account at http://javafx-jira.Kenai.Com. Once you have logged in, pick out 'Issues', then 'Create Issue' from the pinnacle navigation bar on the web page. Next, pick the 'Runtime' mission, and pick out whether you're filing a trojan horse or a feature request. Follow the instructions on the page to present us as plenty records as you may. If we need anything else from you we will contact you for greater details, but the more you may inform us beforehand of time, the higher!

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