Saturday, November 5, 2011

Encoding Text


1. If you took a picture of your car, could you store that using the ISO 8859-1 character standard? Explain your answer.
                No, standard code is for text characters.  Image, audio, and video have their own codes.

2. Write the word Hello using the ISO 8859-1 character standard.
01001000 01100101 01101100 01101100  01101111

a. How many bits did it take?
40 bits of data

b. How many bytes did it take?
5 bytes of data

c. Would it take more bytes in memory than in storage?
                No, bytes are the same size whether in memory or storage.

3. At 10 bits per second, how long would it take to transmit Hello from one computer to another?
                About 4 seconds (40/10 = 4)

4. Which contains more information 100 random bits or 1,000 random bits? Explain your answer.
                If they are random, they convey no information.

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