Huawei H35-260 Practice Test - Questions Answers, Page 19
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Which of the following combinations of dynamic optical add/drop multiplexing boards does not hold?
A.
WSD9+WSM9
B.
RDU9+RMU9
C.
WSD9+RMU9
D.
RDU9+WSM9
Which of the following descriptions of the electrical layer multiplexing and mapping steps of ODU0 is wrong?
A.
After mapping and multiplexing, the 2 ODU0 signals can be finally multiplexed into 1 OTU1IV signal
B.
After mapping and multiplexing of 8 ODU0 signals, it can be finally used as 1 OTU2V signal
C.
After mapping and multiplexing, 34 channels of ODU0 signals can be finally multiplexed into 1 channel of OTU3V signals
D.
After mapping and multiplexing, 80 channels of ODU0 signals are finally multiplexed into 1 channel of OTU4V signals
Which of the following descriptions about the use of detection packets in the PTN LTE scheme BFD is correct?
A.
CCM message
B.
CV message
C.
FFD message
D.
Lightweight HELLO message
Which of the following statements about EDFA is false?
A.
The amplification of optical signal by EDFA is pure optical amplification, no need for photoelectric conversion
B.
Noise figure, saturated output power, gain flatness, gain, etc. are all important parameters to characterize EDFA
C.
1510nm optical monitoring channel can be effectively amplified by EDFA
D.
When the output power of the EDFA reaches saturation, increase the input optical power, and the gain of the EDFA will decrease.
Which of the following statements about ESD protection measures is false?
A.
All personnel entering the computer room should wear anti-static shoes, anti-static clothing, etc.
B.
Use anti-static tools, such as: anti-static wrists, anti-static tweezers, pullers, etc.
C.
Controlling humidity has little effect on reducing static electricity
D.
All conductors in the computer room must be grounded reliably, including computer terminals and other equipment, and an anti-static workbench must be set up
E.
Static sources such as non-anti-static plastic bags, non-anti-static bubble films, and rubber should be kept away from ESD sensitive devices and sensitive boards, at least 30cm away.
Which of the following statements about the FEU board is false?
A.
The FIU board does not process monitoring information
B.
The FIU can complete the access and release of the OSC channel
C.
Using ESC, OTM station needs a FIU
D.
Using OSC, both OLA station and OADM station need two FIUs
Which of the following statements about the MPLS-TPOAM level is correct?
A.
Service is the service layer of PW, PW is the service layer of Tunnel, and Tunnel is the service layer of Section
B.
Section is the service layer of PW, PW is the service layer of Tunnel, and Tunnel is the service layer of Service
C.
Section is the service layer of Tunnel, Tunnel is the service layer of PW, PW is the service layer of Service
D.
Tunnel is the service layer of PW, PW is the service layer of Service, Service is the service layer of Section
Which of the following statements about Uexpert is correct?
A.
Uexpert can automate U2000 upgrades
B.
Support U2000 remote graphical upgrade
C.
Currently does not support dual system upgrade
D.
Basic Ueasy inspection tool to reduce the risk of upgrade failure
Which of the following descriptions about network protection switching test is wrong?
A.
Before testing, you need to set the 1:1 linear multiplex section protection mode to single-ended switching.
B.
During the protection switching of the linear multiplex section, the NE reports the APS_INDI and MS_APS_INDI_EX alarms
C.
SNCP protection is configured. When the laser of the interface connected to the opposite end is turned off, observe the SDH analyzer of the local end.
D.
There are two methods for testing the protection switching of the multiplex section: the singleended loopback test method and the double-ended hanging meter test method
Which of the following optical loss alarms will not cause service interruption?
A.
CHAN_LOS
B.
R_LOS
C.
MUT_LOS
D.
OSC_LOS
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