A、the signal to noise of the current optical amplifier
B、the signal to noise of the previous amplifier or source
C、the signal to noise introduced by the optical multiplexer
D、the accumulated noise to signal ratio of the optical channel
更多“In the OSNR model for EDFA amplifiers, SNR OUT = 1/(1/SNR IN + FhvB/P IN ), what does SNR IN represent?（）”相关的问题
A、All AWR tables belong to the SYSTEM schema. B、The AWR data is stored in memory and in the database. C、The snapshots collected by AWR are used by the self-tuning components in the database D、AWR computes time model statistics based on time usage for activities, which are displayed in the v$SYS time model and V$SESS_TIME_MODEL views. E、AWR contains system wide tracing and logging information.
A、 the signal to noise of the current optical amplifier B、 the signal to noise of the previous amplifier or source C、 the signal to noise introduced by the optical multiplexer D、 the accumulated noise to signal ratio of the optical channel
A、any-to-many communication model B、delivery of packets to the group interface that is closest to the sending device C、one-to-many communication model D、the same address for multiple devices in the group E、one-to-nearest communication model F、a unique IPV6 address for each device in the group
A、any-to-many communication model B、delivery of packets to the group interface that is closest to the sending device C、one-to-many communication model D、the same address for multiple devices in the group E、one-to-nearest communication model F、a unique IPV6 address for each device in the group
A、any-to-many communication model B、delivery of packets to the group interface that is closest to the sending device C、one-to-many communication model D、the same address for multiple devices in the group E、one-to-nearest communication model F、a unique IPV6 address for each device in the group
A、A. Create two Report Builder models.Include the four frequently used tables in the first model and all the tables in the second model. B、B. Create a Report Builder model by using all the tables.Create a perspective within the model to use only the four frequently used tables. C、C. Create a Report Builder model by using all the tables. Create two folders.Place the four frequently used tables in the first folder and the remaining tables in the second folder. D、D. Create two Data Source Views.Include all the tables in one Data Source View and the four frequently used tables in the other Data Source View.Create two Report Builder models so that each model uses one of the Data Source Views.
A、It encourages industry standardization by defining what functions occur at each layer of the model. B、It necessitates changes in functionality in one layer to other layers. C、It enables equipment efficiency from different vendors to use the same electronic components. D、It divides the network communication process into smaller and simpler components, thus aiding component development, design, and troubleshooting. E、It supports the evolution of multiple competing standards, and thus enhances business equipment manufacturing opportunities.
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