e the 00 Mbps link, 0.3 00 bit packet for oneration

Q: 22: In PSK system the bit rate of NRZ stream is 20 Mbps and carrier frequency is 2GHZ. Find the…

A: Answer is given below-

Q: Two users transmit two different sequences of bits — 1011 and 0010 — during the same time period in…

A: Two users transmit two different sequences of bits — 1011 and 0010 — during the same time period in…

Q: Which layers of the OSI protocol are used by the HART digital transmission?

A: Despite the fact that it only has three layers: Application, data link, and physical, the HART…

Q: Window Based Flow Control: How big window (in number of packets) is required for the channel…

A: Transmission time = L/B = 1KB/20*106 = 1024/20 * 10-6 = 51.2*10-6 = 0.0512 ms Propagation time = d/s…

Q: What is the maximum number of characters (7 bits + parity ) that can be transmitted in asecond on a…

A: In a synchronous transmission mode there is no need of start and stop bits.  Therefore total bits in…

Q: What OSI layer(s) does the HART digital transmission use?

A: The HART convention follows the seven-layer OSI (Open Systems Interconnection) convention, in spite…

Q: ing protocols can detect and correct link fai

A: below the following protocols can detect and correct link failures in milliseconds

Q: Calculate the delay x bandwidth product for the following links. Use one-way delay, measured from…

A: answer from step 2

Q: der a point-to-point link 50 km in length. At what bandwidth would propagation delay (at a speed of…

A: To determine the bandwidth at which the propagation delay is equal to the transmit delay for…

Q: Given a 2x1Gbps Etherchannel link, how many MiB per second can you transmit? Overhead not…

A: MiB = Mebibyte = 2^20 byte Gbps = Gigabit per second

Q: A channel has a bit rate of 4 kbps and a propaga tion delay of 20 msec. For what range of frame…

A: The Answer is

Q: what the total time required to send 5000 bytes across a 3000 kilometers link at 1 Mbps?use a signal…

A: The transmission time (Tt) = L/B  = Length of the data / Bandwidth   The propagation time (Tp) = d /…

Q: Assume that a voice channel occupies a bandwidth of 4 kHz We need to combine four voice channels…

A: FDM means frequency domain modulating in this technique multiple signals are combined on a single…

Q: What is the minimum bandwidth of a 4QAM with an input bit rate of 20Mbps?

A: Here in this question we have given bit rate = 20 Mbps. Modulation order = 4 QAM. Find - bandwidth

Q: Direct Sequence Spread Spectrum (DS-SS) is widely used secure wireless communications. Assume you…

A: It is mainly used for secure wireless communications.As wireless are used most ,because wired…

Q: Suppose value of K is 1 (Ethernet CSMA/CD), compute backoff time when link capacity (data rate) is:…

A: Considering that the data packet is 1 byte.

Q: c. Calculate the efficiency of CSMA/CD for a LAN if propagation time is 10ms and transmission time…

A: The answer is

Q: State any three causes of a high bit error in wireless links

A: The objective of the question is to identify the three main causes that can lead to a high bit error…

Q: Part Show work for all quantitative questions and write the correct units of measurement (sec, msec…

A: A network is an assembly of linked computers, gadgets, or nodes that exchange data and collaborate…

Q: Consider a point to point link 50 km in length. At what bandwidth (in Mega bits/second) ,would…

A: Propagation delay:- It is a time taken by signal to reach its destination.

Q: Suppose there is a shared link (e.g. Ethernet bus) of 1 Mbps. How much time is needed (in…

A: The all-embracing Ethernet LAN protocol has now been analysed in detail. Today's Ethernet consumer…

Q: arth to a distant planet is 9 x 10^10 m. A 64 Mbps point-to-point link using a stop-and-wait…

A: The given question belongs to the field of computer networking and involves calculating the channel…

Q: What is the smallest acceptable ethernet frame size?

A: Ethernet is the popular technology which are used for connecting device using wire in a local area…

Q: A 40 Mbps broadcast network that controls medium access using polling has 20 hosts and time required…

A: Introduction :We have to find the efficiency .

Q: Difference between an IMCP, an ARP and an STP packet

A: Introduction Address Resolution Protocol (ARP) is a protocol for resolving address conflicts. It's a…

Q: Asynchronous transmission protocol is configured to use 5 data bits, 1 start bit, 2 stop bit, and 1…

A: Applications: 1. Synchronous Transmission :Used in High speed Transmissions 2. Asynchronous…

Q: Calculate the latency (from first bit sent to last bit received) for the following: (a) 100-Mbps…

A:

Q: A data channel at 5 Gbps is shared by two users. Assume that each user is transmitting at 2.5Gbps…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: All links in the path between source and destination have a transmission rate of 10 Mbps. Assume…

A:

Q: In the WiFi 802.11g network, each OFDM symbol spreads out over 48 subcarriers with a 64 QAM…

A: QUESTION A   The time per OFDM symbol is 3/4 * 48 / 54 = 1.08 seconds.   QUESTION B   48 subcarriers…

Q: A 8 bit data block with 1 start bit, 2 stop bit, and 1 parity bit using an asynchronous mode of…

A: In data communication systems, the transmission of information relies on various protocols and…

Q: How long does it take a packet of length 1,000 bytes to propagate over a link of distance 2,500 km,…

A: Given: Packet length: 1000 bytes distance: 2,500km, propagation speed is :2.5*108m/s transmission…

Q: Design a statistical multiplexer. Traffic parameters: arrival rate = 1,000 packets/sec & average…

A: Solution:   Given,

Q: ropagation ansmitter u frame is 10

A:

Q: Calculate the latency (from first bit sent to last bit received) for the following: (a) 100-Mbps…

A: On a 100 Mops network, each bit takes 1/108 = 10 ns to transmit. One packet consistsof 12000 bits,…

Q: The distance from earth to a distant planet is approximately 9 x 10^10 m. What is the channel…

A: Answer the above questions are as follows:

Q: A planet located far from Earth is around 9 x 1010 meters away. If a stop-and-wait protocol is…

A: In computer networks, the utilization of a communication channel is an important factor in…

Q: Given a transmission rate of 1 Gbps and a propagation speed of  200m / μ sec , how many meters of…

A: Transmission Rate = 1 Gbps = 109 bits per second Propagation Speed = 200 metre / micro second = 200…

Q: Suppose, four users with 150khz bandwidth are multiplex and use 10kHz for the guard bands, then what…

A: 1.For four channels, we need at least three guard bands of 10 khz. This means that the required…

Q: Consider TDM-based circuit switching with 8000 frames per second and 32 time slots per frame. During…

A: The above question is solved in step 2 :-