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Question:
a Describe the following terms with reference to video editing:
1. Video frame rate 2. Pixel aspect ratio 3. Frame size 4. Temporal compression 5. Spatial compression 6. Display format 7. Fields 8. Title safe area 9. Action safe area 10. Sample rate
b What is the main difference between the MPEG and H.261 video compression algorithms?
c MPEG has a variety of different standards, i.e. MPEG-1, MPEG-2, MPEG-4, MPEG-7 and MPEG-21. Why have such standards evolved? Provide an example target application for each variant of the MPEG standard.
d Briefly explain the four basic types of data redundancy that data compression algorithms can apply to audio, image and video signals.
e What is the distinction between lossy and lossless data compression?
(a) Explian two limitations of dead-box analysis. (b) Describe why memory analysis is difficult. (c) With reference to the "Shadow Walker" rootkit, explain what is meant by
How different are interface and abstract class in .Net? Abstract classes cannot be instantiated it can have or can't have abstract method basically known as must inherit as th
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Explain about the Public Key Cryptography. Public Key Cryptography: It is a cryptographic system which uses two keys as a public key identified to everyone and a private
In a report with an LDB attribute, you do not have to explain how the information should be retrieved from the database tables, but only how the data should be shown on the screen.
design modulo 12 up synchronous counter using t flip flop
Explain the access methods used in LANs. Access methods utilized in LAN: i. Switched access: this is used in LANs which are assigned around CBXs. Electronic switching
Define about the Objects The object notation is the same in basic form as that for a class. There are three differences among the notations, these are given below: With
What is a work process? A work process is where individual dialog steps are in fact processed and the work is done. Every work process ocuurs one type of request.
All SAP Databases are Relational Databases is the all sap databases.
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