MPEG4 Compression Mechanism and Features
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Questions and Answers

What is the key difference between MPEG2 and MPEG4?

  • MPEG2 is for high-quality videos, while MPEG4 is for devices with limited resources. (correct)
  • MPEG2 is for portable devices, while MPEG4 is for high-quality videos.
  • MPEG2 is for online video and audio files, while MPEG4 is for CD distribution.
  • MPEG2 is for broadcast television applications, while MPEG4 is for telephone and videophone.

What is the primary purpose of the MPEG7 standard?

  • MPEG7 is a multimedia content description standard that allows embedding of metadata. (correct)
  • MPEG7 is a standard for encoding high-quality videos for DVD media.
  • MPEG7 is used for coding of moving pictures and audio.
  • MPEG7 is a standard for encoding videos for portable devices with limited resources.

What are some of the applications of the MPEG4 format?

  • MPEG4 is used for coding of moving pictures and audio.
  • MPEG4 is used for online video and audio files, mainly streaming media. (correct)
  • MPEG4 is used for CD distribution, telephone, and broadcast television.
  • MPEG4 is used for high-quality video encoding meant for DVD media.

What is the relationship between the Moving Picture Experts Group (MPEG) and the MPEG standards?

<p>MPEG is the governing body responsible for creating all the MPEG standards, including MPEG1, MPEG2, MPEG4, and MPEG7. (B)</p> Signup and view all the answers

Which of the following statements about MPEG4 is correct?

<p>MPEG4 was released in 1999 and is a standard for encoding videos for devices with limited resources. (D)</p> Signup and view all the answers

What is the primary purpose of MPEG-4?

<p>Video and audio encoding for devices with limited resources (B)</p> Signup and view all the answers

Which of the following is a key difference between MPEG4 and MPEG7?

<p>MPEG4 is for encoding videos, while MPEG7 is a multimedia content description standard. (B)</p> Signup and view all the answers

Which MPEG standard deals with multimedia content description and metadata?

<p>MPEG-7 (B)</p> Signup and view all the answers

What is the purpose of MPEG-21?

<p>Defining an open framework for multimedia applications (A)</p> Signup and view all the answers

Which statement about MPEG-4 is incorrect?

<p>It is a lossless compression algorithm (D)</p> Signup and view all the answers

What is a common application of MPEG-4?

<p>Online video and audio streaming (B)</p> Signup and view all the answers

Which technology does MPEG-7 use to store metadata?

<p>XML (B)</p> Signup and view all the answers

Which of the following is NOT a feature of MPEG-4?

<p>Supports lossless compression for high-quality audio (A)</p> Signup and view all the answers

What is the purpose of MPEG-7?

<p>A multimedia content description standard (D)</p> Signup and view all the answers

Which term is used in the MPEG community for Digital Rights Management (DRM)?

<p>Intellectual Property Management and Protection (IPMP) (A)</p> Signup and view all the answers

What is a key difference between MPEG-4 and MPEG-2 compression?

<p>MPEG-4 compression is more complicated and uses better algorithms for discarding pixels (B)</p> Signup and view all the answers

What is the purpose of the MP4 format?

<p>A container format for storing audio and video data (A)</p> Signup and view all the answers

Which of the following statements about MPEG-4 is NOT true?

<p>MPEG-4 is a lossless compression standard (A)</p> Signup and view all the answers

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