Question 1

For a 10G OUT board, the receiver optical module uses a PIN module, then the following Which receiving power is in the normal receiving range of the board?

Options :

A : 9dBm

B : 19dBm

C : -19dBm

D : -9dBm

Answer: D

Question 2

Common test indicators for Ethernet services are:

Options :

A : throughput

B : frame loss rate

C : delay

D : Back to back

Answer: A,B,C,D

Question 3

The ways to back up the network element database are:

Options :

A : Back up the NE database to the CF card

B : Back up the NE database to the main control board

C : Back up the network element data to the network management client

D : Back up the network element data to the network management server

Answer: A,B,C,D

Question 4

The mask of an IP subnet is 28 bits, then the number of hosts in the subnet is:

Options :

A : 16

B : 14

C : 30

D : 32

Answer: B

Question 5

Which of the following descriptions of discrete services are correct:

Options :

A : Discrete business management requires U2000 license to have path management function.

B : A certain service is searched for as a discrete service, which indicates that the service cannot run normally on the NE side.

C : For a cross-connection, it is either a discrete service or other cross-connections after path search

D : path is formed: it is impossible not only to belong to a discrete business, but also to form a path with other cross-connections.

E : Perform route search on the U2000 network management. Cross-connections that do not form a route are called discrete services.

Answer: A,C,D

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