Answers to Exercise 2- 1
 
1.  Which of the following languages can be used to develop speech applications?

• VoiceXML 2.0  Yes
• SALT  Yes
• X+V No, this is a variation of VoiceXML used to develop multimodal applications.

2.  Which of the following languages can be used to develop multimodal applications?

• VoiceXML 2.0  No
• SALT  Yes
• X+V Yes

3.    Which of the following languages have been replaced by VoiceXML 2.0?

• Phone Markup Language (PML)  Yes
• SpeechML Yes
• VoxML Yes
• VoiceXML 1.0 Yes
• SALT No, SALT is being promoted by the SALT Forum.
• X+V No, X+V is a variation of VoiceXML 2.0 and is used to develop multimodal applications.

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