Verified H31-311 exam dumps Q&As with Correct 190 Questions and Answers [Q114-Q135]

NEW QUESTION 114
Which of the following is the frame whose VC-4 J1 byte is indicated by the current frame’s AU pointer?

NEW QUESTION 115
For 100G (112 Gbit/s) signals, the actual data baud rate is only 28G baud.

NEW QUESTION 116
Which of the following is the functional unit that provides high-speed signal interfaces and processes corresponding signals?

NEW QUESTION 117
Which of the following are the device-level protection schemes of SDH products? (Multiple Choice)

NEW QUESTION 118
The TAG attribute cannot be set for the internal port VCTRUNK of the board on the NMS.

NEW QUESTION 119
Which of the following statements about extended ECC is incorrect?

NEW QUESTION 120
When the rate of an SNCP ring consisting of four OptiX OSN 2500 devices is 2.5 Gbit/s, the service capacity of this network can carry a maximum number of ( ) 2 Mbit/s signals.

NEW QUESTION 121
Which of the following statements about the EFS4 board are correct? (Multiple Choice)

NEW QUESTION 122
Which of the following statements about the MST functional module are correct? (Multiple Choice)

NEW QUESTION 123
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)

NEW QUESTION 124
Which of the following is not a condition for triggering multiplex section protection (MSP)?

NEW QUESTION 125
Optical supervisory channels are intended for the supervisory of WDM optical transmission systems. In ITU-T recommendations, 1510 nm wavelengths at a ( ) rate are preferentially used.

NEW QUESTION 126
The 1310 nm and 1550 nm transmission windows are low-loss windows. In DWDM systems, only the 1550 nm transmission window is used. Which of the following is the major cause?

NEW QUESTION 127
Which of the following is the multiplexing mode of SDH?

NEW QUESTION 128
Which of the following is the frame structure of STM-16?

NEW QUESTION 129
On the OSN series transport devices, Ethernet ports cannot access tagged frames and untagged frames at the same time,

NEW QUESTION 130
When a working PQ1 board is faulty, the device performs TPS protection switching. Which of the following statements about the switching process are correct? (Multiple Choice)

NEW QUESTION 131
After PDH services are configured on a per-NE basis, a complete trail cannot be searched out. Which of the following are possible causes? (Multiple Choice)

NEW QUESTION 132
Which of the following clock working modes support the ITU-T G.781 standard? (Multiple Choice)

NEW QUESTION 133
The section overhead of STM-4 is () bytes/frame.

NEW QUESTION 134
The fiber core refractive index n1 must be ( ) the cladding layer refractive index n2, which is a necessary condition for transmitting optical signals in optical fibers.

NEW QUESTION 135
The standard Ethernet frame length should not be less than 64 bytes. Which of the following factors cause this limitation? (Multiple Choice)