4. To burn a CD-R, the laser must pulse on and off at a high speed. When running at 10x speed in mode 1, what is the pulse length, in nanoseconds (15%)?
4. To burn a CD-R, the laser must pulse on and off at a high speed. When running at 10x speed in mode 1, what is the pulse length, in nanoseconds (15%)?
Chapter8: Data And Network Communication Technology
Section: Chapter Questions
Problem 41VE
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Question
![4. To burn a CD-R, the laser must pulse on and off
at a high speed. When running at 10x speed in
mode 1, what is the pulse length, in nanoseconds
(15%)?
5. Write a procedure hamming(ascii, encoded) that
converts the low-order 7 bits of ascii into an 11-bit
integer codeword stored in encoded (40%).](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd6d947ac-a9f4-4e82-9914-5ff1027c3a8d%2F017ad1d9-cb05-428a-beba-2e40e51d16ab%2Fsgwit4g_processed.jpeg&w=3840&q=75)
Transcribed Image Text:4. To burn a CD-R, the laser must pulse on and off
at a high speed. When running at 10x speed in
mode 1, what is the pulse length, in nanoseconds
(15%)?
5. Write a procedure hamming(ascii, encoded) that
converts the low-order 7 bits of ascii into an 11-bit
integer codeword stored in encoded (40%).
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