All these are characteristics of single-mode fiber (SMF) except
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1) All these are characteristics of single-mode fiber (SMF) except
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- Computer science Describe the single mode in an optical fiber.Subject - computer networking The digital signal is to be designed to permit 160 kbps for a bandwidth of 20 kHz. Determine (a) number of levels and (b) S/N ratio.Explain the concept of dispersion in optical fiber communication and the techniques used to mitigate it.
- Describe the single mode in an optical fiber.4D) Five channels, each with a l00 kHz bandwidth, are to be multiplexed together. What is the minimum bandwidth of the link if there is a need for a guard band of 10kHz between the channels to prevent interference?2. What is the bandwidth of a signal that can be decomposed into five sine waves with frequencies at 10, 20, 50, 100, and 200 Hz? All peak amplitudes are the same. Draw the bandwidth. (1M)
- Question No 3. - A) Explain about Multiplexing and Demultiplexing and types of Multiplexing. B) Five channels, each with a 400-KHz bandwidth, are to be multiplexed together. What is the minimum bandwidth of the link if there is a need for a guard band of 50 KHz between the channels to prevent interference.1. (a) What is Frame Synchronization in TDM technique? Why are guard bands used in FDM and are not necessary TDM?(a) Ethernet uses CSMA/CD as its medium access mechanism. Can you explain how the three concepts that are used in CSMA/CD (CS, MA, and CD). CS: [3] MA: [3] CD:
- Computer Science Calculate the length of cable through which a signal can be sent before its powerdecreases to half the original value. Do this for each of the media types aboveassuming that the attenuation in twisted pair cables is 6 dB/km, in coaxial cableis 1.5 dB/km and in optical fiber is 0.3 dB/km. Please show every step briefly.Computer networking Consider an ethernet with length of the cable is 1800 meter and speed of the signal cable is 3 x 10^8 m/s, transmission time is 45 microsec, the (%) of time channel remains idle. (Upto 2 decimal place)CSE Subject:- img processing A common measure of transmission for digital data is the baud rate, defined as the number of bits transmitted per second. Generally, transmission is accomplished in packets consisting of starting bit, a byte of information and a stop bit. Using this approach, answer the following. (a) How many minutes would it take to transmit a 512 x 512 image with 128 gray levels at 300 baud?