Nokia Nokia Other Certification 4A0-M05 Questions & Answers

• Question 41:

  Which of the following Nokia products is used to perform lifecycle management operations on CMM?

  A. CloudBand infrastructure software (CBIS)

  B. CloudBand application manager (CBAM)

  C. CloudBand network director (CBND)

  D. Network services platform (NSP)

  Correct Answer: B

• Question 42:

  Which of the following lifecycle management operations is NOT supported by CMM?

  A. Healing of all CMM VMs

  B. Scale out of CPPS, PAPS, and IPPS VMs

  C. Scale in of NECC and IPDS VMs

  D. Instantiation of all CMM VMs

  Correct Answer: C

• Question 43:

  Which of the following statements regarding CMM scaling is TRUE?

  A. DBS VMs can scale out in steps of a single VM.

  B. NECC VMs can scale out in steps of a single VM.

  C. CPPS VMs can scale out in steps of a single VM.

  D. IPDS VMs can scale out in steps of a single VM.

  Correct Answer: C

• Question 44:

  Which of the following statements regarding CMM internal network is FALSE?

  A. It is a layer 2 network.

  B. It is connected to all CMM VMs.

  C. It is used for communication between CMM VMs.

  D. It requires a customer provided subnet address.

  Correct Answer: D

• Question 45:

  Which of the following networks is NOT required by CMM?

  A. An OAM network for CMM management

  B. An internal network for inter-VM communication

  C. A data switch fabric for carrying 3G data plane traffic between IPDS and IPPS.

  D. An external network for communication with external entities.

  Correct Answer: D

• Question 46:

  Which of the following statements regarding CMM internal IP management (IIPM) is FALSE?

  A. IIPM manages reachability between CMM VNF components.

  B. IIPM monitors connectivity over two vNIC ports when two internal networks are used.

  C. With IIPM, broadcast messages are sent periodically between VMs.

  D. IIPM uses BFD to provide a fast switchover in case of an internal reachability failure.

  Correct Answer: C

• Question 47:

  What is the main benefit of splitting the core network into separate user-plane and control-plane nodes?

  A. Independent configuration of user-plane and control-plane nodes

  B. Independent scaling of user-plane and control-plane nodes

  C. User of a shared data repository for storing user states.

  D. Creation of networks with isolated properties over a common infrastructure

  Correct Answer: B

• Question 48:

  Which of the following statements about SR-IOV is FALSE?

  A. VMs using OVS and SR-IOV can be instantiated on the same compute node.

  B. SR-IOV offers comparable performance to non-visualized hardware.

  C. The VM must be attached to the PF to achieve highest performance.

  D. Using SR-IOV restricts VM mobility.

  Correct Answer: D

• Question 49:

  Which of the following best describes the reason for CPU pinning?

  A. To ensure that a VM is assigned to high performance CPU cores.

  B. To ensure that a VM's CPU cores area all allocated on the same NUMA node.

  C. To ensure that a VM is assigned to a compute node with adequate resources.

  D. To ensure that a VM is assigned a sufficient number of CPU cores.

  Correct Answer: A

• Question 50:

  Which of the following describes the benefit of using huge pages?

  A. Huge pages improves the performance of mapping virtual memory addresses to physical memory addresses.

  B. Huge pages improves the performance of decreasing the number of memory accesses involved in a page table walk.

  C. Huge pages improves the performance of page swapping by increasing the number of TLB cache hits.

  D. Huge pages improves the performance of page swapping by optimizing the loading of pages to main memory.

  Correct Answer: C