<< Prev Question Next Question >>

Question 51/70

The coherent receiver technology uses the local oscillator laser that has the same frequency as received signals to perform coherent processing and recovers the ( ) information from the received signals. (Multiple Choice)

LEAVE A REPLY

Your email address will not be published. Required fields are marked *

Question List (70q)
Question 1: For the (local) HA solution where the active and standby ser...
Question 2: Which of the following is the basic requirement of a DWDM sy...
Question 3: Which of the following overheads is not an ODUk overhead?...
Question 4: The SP3D board supports 63 El services....
Question 5: Which of the following clock working modes support the ITU-T...
Question 6: In the case of MSP, you need to set the MSP protocol ID of e...
Question 7: If the overhead bytes pass through the backplane bus between...
Question 8: When the lower-order resources of a device are insufficient,...
Question 9: By default, the B2-EXC alarm is reported when the number of ...
Question 10: The working mode of a port determines the flow control mode ...
Question 11: Which of the following operations may interrupt NE services?...
Question 12: In MSP networking, when optical fibers are connected between...
Question 13: When multiple users need to share the same VCTRUNK and use t...
Question 14: Which of the following can be the center wavelengths of the ...
Question 15: The PRBS can be used to test whether an SDH service is norma...
Question 16: OTM nr.m consists of a maximum of "n" optical multiplexing c...
Question 17: Which of the following ITU-T recommendations defines the OTN...
Question 18: Automatic laser shutdown (ALS); When no optical signal is re...
Question 19: Which of the following is not an EVPLAN feature?...
Question 20: In ITU-T G.692 recommendations, the allowed channel frequenc...
Question 21: In the Windows operating system, the log files of the U2000 ...
Question 22: Which of the following are the service board types of MSTP d...
Question 23: The EPL service exclusively uses bandwidth on the line, whic...
Question 24: Which of the following overhead bytes needs to be processed ...
Question 25: When a working PQ1 board is faulty, the device performs TPS ...
Question 26: Which of the following statements about an MSP ring are corr...
Question 27: Which of the following are the differences between AU pointe...
Question 28: SDH signals must be scrambled before being transmitted over ...
Question 29: Which of the following are communication quality alarms? (Mu...
Question 30: Optical fiber loss includes the bending loss, absorption los...
Question 31: NE A and NE B are adjacent NEs. If B3 and lower-order bit er...
Question 32: If a network port that supports auto-negotiation is connecte...
Question 33: Which of the following is the impact of changing the NE ID o...
Question 34: The single-fiber bidirectional WDM system uses only one opti...
Question 35: The Erbium Doped Fiber Amplifier (EDFA) is a key component o...
Question 36: The standard Ethernet frame length should not be less than 6...
Question 37: Which of the following is the maximum number of OSN 3500 sub...
Question 38: The fiber core refractive index n1 must be ( ) the cladding ...
Question 39: Linear MSP (LMSP) has two modes; 1+1 and 1:1. Extra services...
Question 40: When the LCAS function is used/ which of the following overh...
Question 41: Which of the following statements about U2000 license is inc...
Question 42: Which of the following is not a non-linear effect?...
Question 43: Which of the following can be configured as the monitoring t...
Question 44: Which of the following are the steps for multiplexing low-sp...
Question 45: The SL64 board can be used in an OSN 2500....
Question 46: Which of the following statements about the sequence of a si...
Question 47: Which of the following statements about OTN advantages is in...
Question 48: The OSN 1500/2500/3500/7500 supports both DC and AC power in...
Question 49: The SNCP switching speed can be improved if you classify the...
Question 50: The rates of the SF64 and SL64 boards are both STM-64. There...
Question 51: The coherent receiver technology uses the local oscillator l...
Question 52: For 100G (112 Gbit/s) signals, the actual data baud rate is ...
Question 53: On a Layer 2 switching device, if the Ethernet port is an Ac...
Question 54: After an optical fiber is connected according to the network...
Question 55: Which of the following statements about the EFS4 board are c...
Question 56: On the NMS, the NE performance monitoring time is set to () ...
Question 57: When a fiber cut test is performed on a normal MSP ring, whi...
Question 58: During the service configuration between two adjacent sites ...
Question 59: The management scope of an OMSn is the path from the input o...
Question 60: In an OSN 550, the CXL slot houses a functional board that i...
Question 61: Which of the following are optical-layer trails? (Multiple C...
Question 62: Which of the following are the main advantages of SDH? (Mult...
Question 63: Which of the following is the functional unit that provides ...
Question 64: When LMSP is configured, there are two switching modes: sing...
Question 65: Which of the following communication protocols are used for ...
Question 66: In a WDM system, using a dielectric thin film filter (TFF) i...
Question 67: Which of the following service levels cannot be selected dur...
Question 68: A MAC address consists of 48 bits and is globally unique. Wh...
Question 69: When the rate of an SNCP ring consisting of four OptiX OSN 2...
Question 70: Which of the following is the frame whose VC-4 J1 byte is in...