Which of the following is not a valid means to implement the physical network layer? a) powerline; b) CAT 5 (ethernet) cable; c) co-axial cable; d) optical fibre; e) carrier pigeon; f) usb key; g) twisted pair cable;
Q: 4. Consider TDMA/TDD GSM system that uses 25MHZ for uplink and downlink transmission, which is…
A: We need to find out number of user for given system
Q: What are the effective specifications of digital communication system? Is the higher the…
A: Components of digital communication system Transducer Encoder Decoder Modulator Demodulator
Q: the following services: CB radio at 27 MHz; cordless phone at MHz; FRS at 460 MHz; cellular radio at…
A:
Q: d. A particular service provider desire to transfer a 20 MB file across network with Signal to Noise…
A: Giiven:SN ratio=710Bandwidth, B=4.6 kHzFile size=20 MB1MB=1048576 bytesfile size=20×1048576…
Q: For the two-port circuit shown, brid parameters (H-Parameters)?
A: The hybrid or h-parameters are defined by: V1=h11I1+h12V2I2=h21I1+h22V2
Q: Consider the WAN, or wide-area network, as your preferred wireless access method. What makes this…
A: Wide Area Network (WAN) - it is a big data system that is not limited to a single place. Through a…
Q: Could you give brief explanation about LAN and WAN and write examples of network protocols that…
A: LAN (Local Area Network) It is a group of devices connected to each other in a small geographical…
Q: Which value of signal to noise ratio (SNR) is required for attaining the maximum data rate supported…
A: According to the question, which value of signal to noise ratio (SNR) is required for attaining the…
Q: Which of the following comes under methods of multiple access techniques? * FDMA & TDMA SCPC & CDMA…
A: Choose the correct options Which of the following comes under method of multiple access technique.
Q: In order to satisfy customer demand, next-generation wireless access networks will require low cost…
A:
Q: A network engineer in his office situated in Beijing China was trying to connect a server in…
A: Since he is unable to connect from Beijing to Singapore as well as to a server in his another office…
Q: 20.a. More spares should be purchased for equipment with a small A. receiver sensitivity threshold.…
A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: Q3 Consider a cellular system with 495 total allocated voice channel frequencies and an S/I
A: The service area is divided into cells in the cellular system. A transmitter is built to serve a…
Q: or CD-DA, the sampling rate is 44.1 ksps and the number of bits per sample equals to 8, derive: (1)…
A:
Q: If you need to design a system for transmitting the output of a minicomputer to a line printer…
A: It is given that: speed=30 lines/secbandwidth of the transmission mediumW=3 kHzCharacters per…
Q: What is the throughput of a system that use Pure ALOHA protocol to transmit O bit frame on shared…
A: The solution can be achieved as follows.
Q: Cource title : Digital System ———- A = 1, B = 2, and C = 3, convert (451) ABC to: 1. Base 4 number…
A: As per our policy, i am attempting three parts a) Given number N is the weighted number of 123,…
Q: 3. Consider TDMA/FDD GSM system that uses 25MHZ for forward link which is broken into radio channel…
A: We need to find out number of speech signal for given system .
Q: truth table of NAND gate. Submit your hand written answer. Any printed table will not be considered…
A: Draw the truth table of the NAND Gate.
Q: Question 3 For the network 129.120.0.0/16. How many 129.120.0.0/24 subnets exist? (numeric response)…
A: Given data:
Q: With a 1-MHz carrier, if the LSB extends down to 990 kHz, then the USB will extend up to.
A: Given with a 1 MHz carrier , if the LSB extends down to 990 KHz , then we have to determine the the…
Q: Which of the following statement is the advantages of VOIP technology? O The reduces the cost of…
A: We need to select advantage of VOIP technology.
Q: LEARNING OBJECTIVE: ABC|F 000 0 01 o To implement functions using 3-to-8 Line Decoders 1 COMPONENTS…
A:
Q: Design a 3X8 decoder.
A: A decoder is a combinational circuit that converts coded input signal to original signal as output.…
Q: b) Three stations share a 60 kbit/s ALOHA channel. The average bit rates transmitted from each of…
A: b. Given data is Channel bit rate is 60 kbps ALOHA Channel each station transmission time is…
Q: 8. A network interface port has collision detection and carrier sensing enabled on a shared twisted…
A: The given network interface has carrier sensing enabled on the given network and collision detection…
Q: Problem Statement A network engineer in his office situated in Beijing China was trying to connect a…
A: If connection is not abled to the outside LAN, then there is a problem in router. If connection is…
Q: Q3 Consider a cellular system with 495 total allocated voice channel frequencies and an S/I ratio of…
A: Considering a cellular system with 495 total allocated voice channel frequencies and a S/I ratio of…
Q: Consider a 10 Mbps Ethernet LAN that has stations attached to a 2.5 km long coaxial cable. Given…
A: Given, Bandwidth = 10 Mbps Distance = 2.5 km Transmission speed = 2.3 x 108 m/sec Total packet size…
Q: With IPsec deployed in Transport Mode, which one of the following is true in all cases O The payload…
A:
Q: Which are the idealized passive one-port elements of an electric circuit
A: Which are the idealized passive one-port elements of an electric circuit?
Q: What distinguishes unified communications systems from other types of communication systems? What…
A: Unified communications systems contain includes multiple communication channels which include Voice…
Q: 6. Consider the given expression: F= x' + x(x + y')(v + z') a) Provide NAND implementation of the…
A: 1st we will need to simplify the given function , then we will implement simplified function by…
Q: You have a 100 Mbit / s Ethernet that uses full duplex. How big are the smallest packages used?…
A:
Q: 1. A UK-based digital terrestrial television using DVB-Digital Video Broadcasting uses 16 QAM has a…
A:
Q: Consider a binary symmetric communication channel, whose input source is the alphabet X = {0,1} with…
A:
Q: 02. A binary channel with r, = 36 kbps is available for PCM voice transmission. Find appropriate…
A: Given thatTransmission bandwidth capacity of the binary channel is Bch=k6Kbits/secbandwidth of…
Q: If the Baud rate is 57600, what is the time for each bit in a UART frame? 1.74 milliseconds 174…
A:
Q: for the cct shown find Vo f io
A:
Q: A CRC implementation uses a generating polynomial of the form G(x) = x² + 1. The message polynomial…
A: First 2 zeros are padded to the message signal before dividing. Modulo 2 addition is followed in in…
Q: Q. For an 8-PSK system operating at an information rate of 36 kbps determine, 1. Baud 2. Minimum…
A: The solution is given below
Q: III) Explain briefly about requirements of LTE. Also describe the challenges of OFDM-MIMO in LTE.…
A: We are authorized to answer one question at a time since you have not mentioned which one you are…
Q: (а) Describe TWO (2) advantages of DIGITAL over to ANALOG in data storage field. Q1 As technology…
A:
Q: why we use 1550 nm in fiber communication * Your answer what is the figure of merit for the optical…
A:
Step by step
Solved in 3 steps
- For making communication and networking system fast, nowadays copper cable is becoming obsolete and hence optical fiber has taken its place because of its rapid communication and information passing characteristics. Describe in details the classification of this optical fiber with light propagation mechanism and neat sketches.Photos - Screenshot (46).png 72% / Fullscreen 1.The term SMA represents. 2.F type connectors are used in CCTV systems [True/False]. 3.RG 59 coaxial cable is 10base 5 coaxial cable. [True/False] 4.The segment length for RG11coaxial cable in SAT TV is 5.The segment length for twisted pair cable is 6.UHF connectors are used in public address systems [True/False]. 7.RG 58 thin coaxial cable is 10base 5 coaxial cable. [True/False] 8.The segment length for coaxial cable is 9.The segment length for fiber optic cable is 10.In fiber optics type of signal flows. 10:09 13/12/202116.a. Which cable specification should you check before burying an outdoor fiber optic cable?A. Nominal weightB. Crush performanceC. Temperature rangeD. Fire rating 16.b. Compared to copper cables, fiber optic cables have the advantage ofA. high electrical conductivity.B. right of way.C. a higher data transfer rate.D. lower costs.
- (b) Figure Q.4b shows an Adder/Subtractor circuit implemented using Adder Q. The delay for XOR = 2t, OR = AND=1t and cascadable full adder is used for ripple carry adder. Assume inputs X, Y and ADDSUB have arrived at Ot. Analyze the critical path delay for the circuit if:- X[7.4] YI7.4] 4. A[3.0] A[3.0] lo"cle C4 C8 C4 Adder Q co C4 Adder Q co ADDSUB Sum(3.0] Sum[3.0] Z17.4] Figure Q.4b i. Adder Q is a 4-bit Ripple-Carry Adder. Show your analysis in Table Q.4b.i. ii. Adder Q is a 4-bit Carry-Lookahead Adder. Show your analysis in Table Q.4b.ii. Table Q.4b.i Table Q.4b.ii To Node Delay To Node Delay Z3 Z3 С4 С4 Z7 Z7 C8 C8 Page 14 of 21Consider an LTI system.(Need only handwritten solution please otherwise downvote)Discuss the impact of cable thickness on its resistance and data transmission capabilities.
- b) Optical fibres are highly engineered transmission lines that play a vital role in modern communications systems. i) ii) With the aid of cross-sectional diagrams, compare step, graded index and single-mode optical fibre cables. Explain what is meant by the term 'critical angle' in this context. Explain why a single-mode fibre-optic cable is better suited to the transmission of data over a significant distance. What is its disadvantage?1. Are the following statements correct or wrong? (a) Thyristors are used only for low voltage, low current applications. (b) MOSFETs are used for high frequency applications. (c) BJT is more efficient than IGBT in high power applications. (d) GTO requires very low current applied to its gate to be turn off. (e) IGBT is a voltage driven device. 2. Are the following statements correct or wrong? (a) Thyristors are preferred to be used in the output stage of 10W IMHz transmitter. (b) MOSFETs are preferred to be used for 1000 kW motor control circuit. (c) TRIAC is used for lighting dimmer circuits. (d) IGBT in high voltage de rectifier circuits (above 5kV level). (e) BJT is the fastest switching device in power applications. Choose the correct answer for the following questions (3-7): 3. The conditions which must be satisfied to turn on the thyristor with its current is more than its latching current are: (a) The anode is more positive than the cathode and a positive current pulse is…Design a system that converts a twisted pair line local loop to a 17 channel link between a security estate and a local switch(POTS)
- 1. Are the following statements correct or wrong? (a) Thyristors are used only for low voltage, low current applications. (b) MOSFETs are used for high frequency applications. (c) BJT is more efficient than IGBT in high power applications. (d) GTO requires very low current applied to its gate to be turn off. (e) IGBT is a voltage driven device. 2. Are the following statements correct or wrong? (a) Thyristors are preferred to be used in the output stage of 10W IMHz transmitter. (b) MOSFETs are preferred to be used for 1000 kW motor control circuit. (c) TRIAC is used for lighting dimmer circuits. (d) IGBT in high voltage de rectifier circuits (above 5kV level). (e) BJT is the fastest switching device in power applications. Choose the correct answer for the following questions (3-7): 3. The conditions which must be satisfied to turn on the thyristor with its current is more than its latching current are: (a) The anode is more positive than the cathode and a positive current pulse is…Choose the correct Answer: The difference in the propagation delay between the fastest and slowest pairs of the same un-twisted pair cable is called, O a. Delay Distortion O b. Propagation Speed O . Propagation Time O d. Delay Skew O e. Cross TalkHalf-duplex (HDx) is a telecommunication system which is: a. half digital and half analog; b. half wire-line and half-wireless; c. unconditionally two-way; d. half two-wire and half four-wire; e. two-way with alternation.
![Photos - Screenshot (46).png 72% / Fullscreen 1.The term SMA represents. 2.F type connectors are used in CCTV systems [True/False]. 3.RG 59 coaxial cable is 10base 5 coaxial cable. [True/False] 4.The segment length for RG11coaxial cable in SAT TV is 5.The segment length for twisted pair cable is 6.UHF connectors are used in public address systems [True/False]. 7.RG 58 thin coaxial cable is 10base 5 coaxial cable. [True/False] 8.The segment length for coaxial cable is 9.The segment length for fiber optic cable is 10.In fiber optics type of signal flows. 10:09 13/12/2021](/questions-and-answers/ptos-screenshot-46.png-72percent-fullscreen-1.the-term-sma-represents.-2.f-type-connectors-are-used-/7da79947-2544-4ff2-933e-0034fb7f201a){kind=link}
