multiple choice Questions and Answers on Video Streaming of Cloud Computing for Freshers

1. Google Talk is a Windows only VoIP service on the desktop that uses the ________ protocol.

a) Jabber
b) Jingle
c) SIP
d) None of the mentioned

Answer: b

Explanation: It supports communication with mobile XMPP clients such as the Nokia N900 Smartphone, Blackberry, iPhone, and Android phones.

2. Point out the correct statement:

a) Video streaming over the Internet has become one of the major broadcast transmission media
b) The Internet’s “Wayback Machine” stores past versions of the Internet and includes some interesting and significant out-of-copyright video
content
c) Kyte is a video platform for live and on-demand content streamed to online, mobile, and social media platforms
d) All of the mentioned

Answer: d

Explanation: Video streaming is one of these technologies that benefits greatly from deployment in the cloud.

3. Which of the following is the most widespread video streaming service ?

a) Flickr
b) Dailymotion
c) Metacafe
d) All of the mentioned

Answer: d

Explanation: Metacafe is an entertainment site with movie trailers, TV shows, video games, and more.

4. Which of the following is the largest video sharing site ?

a) YouTube
b) YuMe
c) Yahoo Video
d) All of the mentioned

Answer: a

Explanation: YuMe is a video advertising company.

5. Point out the wrong statement:

a) Veoh serves TV and movie content from major studios, along with uploaded user content
b) UStream.tv is a live video event streaming service
c) RuTube is a popular Japanese video-sharing site
d) None of the mentioned

Answer: c

Explanation: RuTube is a popular Russian video-sharing site.

6. Which of the following application is an example of TV over the Internet ?

a) Hulu.com
b) MySpace
c) Comcast
d) None of the mentioned

Answer: a

Explanation: Hulu was launched in 2007 as a joint venture by ABC, Fox, and NBC to offer content to viewers.

7. Which of the following movie subscription service has moved to the cloud ?

a) AOL
b) Netflix
c) XBox
d) None of the mentioned

Answer: b

Explanation: Netflix also is expected to use the cloud deployment to expand the support of other devices.

8. Which of the following can be best be described as a digital media receiver ?

a) Apple TV
b) Google TV
c) Windows Live
d) All of the mentioned

Answer: a

Explanation: Google TV is a media center software platform that will appear in some HDTVs.

9. Which of the following media players can view HTML5 content ?

a) XBMC
b) Media Player Classic
c) Moovida Core
d) All of the mentioned

Answer: d

Explanation: Kodi (formerly XBMC) is a free and open-source media player software developed by the XBMC Foundation.

10. Which of the following is most widely used streaming video file container format ?

a) H.261
b) H.262
c) H.264
d) None of the mentioned

Answer: c

Explanation: H.264 is used as the streaming format for most large video sites, such as YouTube and iTunes.

11. Which of the following is also known as MPEG-4 AVC ?

a) MPEG-4 Part 9
b) MPEG-4 Part 10
c) MPEG-4 Part 11
d) None of the mentioned

Answer: b

Explanation: AVC stands for Advanced Video Coding.

12. Point out the wrong statement:

a) Video streaming is a high data-rate transfer activity that benefits greatly from the cloud
b) Very few video services are already cloud-based
c) Audio streaming has enabled low-cost distribution of news and entertainment
d) All of the mentioned

Answer: d

Explanation: Many video services are already cloud-based.

13. ITU-T Video Coding Experts Group (VCEG) and the ISO/IEC Moving Picture Experts Group (MPEG) created the __________ standard.

a) JVM
b) JVT
c) JVS
d) All of the mentioned

Answer: b

Explanation: Both standards are technically identical.

14. Which of the following format is not suitable for cloud-based implementation meant for large audiences ?

a) H.263
b) MPEG-4 Part 10
c) H.264
d) All of the mentioned

Answer: c

Explanation: Older and less capable formats such as H.263, MPEG-4 Part 2, and MPEP-2 are still in use.

15. Point out the wrong statement:

a) In order to support a range of devices, the Advanced Video Coding defines a set of profiles to support specific device types
b) The profiles in most widespread use are Main and High, with the Baseline and Extended profiles in use for mobile devices
c) The codec that compresses/decompresses the video content uses a block-oriented motion-compensation scheme
d) None of the mentioned

Answer: d

Explanation: H.264 defines a standard for encoding content, but that the implementation of a codec can vary.

16. Which of the following uses the Vorbis audio codec and the Matroska container file structure?

a) WebM
b) MP4
c) MP3
d) None of the mentioned

Answer: a

Explanation: This container file format is encoded/decoded by the VP8 video codec, which was developed by On2 and now owned by Google.

17. ________ is the iconic flash video-sharing service now owned by Google.

a) BBC
b) CGS
c) YouTube
d) None of the mentioned

Answer: c

Explanation: To use YouTube inside a browser, you need to have Adobe Flash installed on your computer.

18. YouTube Mobile uses ___________ streaming to make video available on other mobile phone platforms.

a) RTP
b) RTSP
c) RTCP
d) All of the mentioned

Answer: b

Explanation: YouTube has developed a simplified interface for TV display called YouTube XL.

19. Which of the following is an open-source royalty-free media file format that has been optimized for the Web ?

a) WebM
b) MP4
c) MP3
d) None of the mentioned

Answer: a

Explanation: It can also be used to carry HTML5 content.

20. Which of the following video format can be uploaded on Youtube ?

a) OGV
b) OGG
c) DivX
d) All of the mentioned

Answer: d

Explanation: Ogg is a free, open container format maintained by the Xiph.Org Foundation.