Nokia 4A0-M05 問題集

質問 1：
Which of the following statements regarding the CMM virtual network function (VNF) architecture is FALSE?
A. The transaction layer processes 3G user plane.
B. The CMM VNF follows a multi-tier architecture where each tier can scale independently.
C. The CMM VNF consists of multiple virtual machines that run on top of a cloud infrastructure.
D. The load balancer layer terminates external logical interfaces.
正解：C

質問 2：
Which of the following statements about CMG inter-VNF geo-redundancy is FALSE?
A. Slave CMG instance takes over when the master CMG instance is in overload state
B. Only the master CMG instance handles call processing and data path forwarding
C. 1:1 geo-redundancy mode is used
D. Master CMG instance synchronizes subscriber information to its slave CMG instance
正解：B

質問 3：
Which of the following statements regarding CMM internal IP management (IIPM) is FALSE?
A. IIPM uses BFD to provide a fast switchover in case of an internal reachability failure.
B. IIPM manages reachability between CMM VNF components.
C. With IIPM, broadcast messages are sent periodically between VMs.
D. IIPM monitors connectivity over two vNIC ports when two internal networks are used.
正解：C

質問 4：
Which of the following statements about CMG VNF scaling is TRUE?
A. MG-VM can be scaled out is steps of an MG-VM pair for CMG LB mode deployment
B. LB-VM can be scaled out is steps of a single VM for CMG LB-less mode deployment
C. OAM-VM can be scaled out in steps of a single VM for CMG LB mode deployment
D. LB-VM and MG-VM must be scaled simultaneously to achieve a successful CMG deployment
正解：D

質問 5：
Which of the following statements about networks used by CMG is FALSE?
A. Control switch fabric is used to carry inter-VM control messaging
B. A management network used for CMG management
C. Data switch fabric is used to carry signaling messages between LB-VMs and OAM-VMs
D. External networks are used to carry both control plane and user plane traffic
正解：B