600-511 Online Practice Questions and Answers

Which method does ACI fabric dynamic load balancing use to provide optimal balancing of flows across the fabric?

A. Flows are dynamically allocated according to congestion at the leaf.

B. Flows are dynamically allocated according to hop-by-hop congestion in the fabric.

C. Flows are dynamically allocated according to link BER.

D. Flows are distributed in per packet round-robin.

Which four benefits are provided by ACI services to achieve business and technical objectives? (Choose four.)

A. Identify and address technical and operational readiness to effectively deploy this architecture to support your target use cases.

B. Simplify operations through integration at the infrastructure, systems, and management levels.

C. Protect capital and operational investments while gaining a simple transition path from existing environments to architecture based on Cisco ACI.

D. Allow centralized application-based policy automation, programmability, and visibility into physical and virtual networks from a single point of management.

E. Allow centralized management and control over all Cisco platforms and non Cisco platforms.

F. Simplify and reduce the number of applications for better DevOps support.

G. Ability to design, install, and manage access/aggregation/core networks.

H. Emphasize technical objectives to best meet business requirements.

Which statement about bridge domains is true?

A. EPGs can be associated with multiple bridge domains within a tenant.

B. Subnets may overlap across bridge domains within a tenant.

C. Applications that require Layer 2 flooding should use one bridge domain per subnet.

D. Bridge domains support only private or public subnet scopes.

When building a contract, what is the function of a filter?

A. classification of traffic

B. a Layer 7 parameter setting for filtering application calls

C. to drop or adjust routing updates

D. to enforce SLAs

Which two methods to scale bandwidth and capacity enable capacity planning and scaling in the ACI fabric? (Choose two.)

A. Scale-out spine nodes for bandwidth.

B. Increase Cisco APIC uplinks to fabric for bandwidth.

C. Interconnect spine nodes.

D. Scale-out leaf nodes for capacity.

E. Leverage QoS on the Cisco APIC uplinks.

Which three options are the building blocks of Cisco ACI? (Choose three.)

A. imperative configuration model

B. fabric policy

C. centralized management

D. control-plane isolation

E. automation

F. a RESTful GUI interface for optimal configuration

Which three statements about the group policy model within ACI are true? (Choose three.)

A. It is an abstracted view of application requirements.

B. Policy is portable.

C. Policy is based on the IP addresses of application services.

D. Policy is extensible.

E. Policy maintains flow information.

F. Policy is enforced from the Cisco APIC.

G. Policy follows the blacklist model.

Which three options are the primary benefits of a leaf-spine architecture? (Choose three.)

A. linear scalability

B. robust multipathing

C. use of Rapid PVST

D. deterministic latency

E. increased scalability of the proxy database

F. 1.5:1 oversubscribed ports

G. best suited for integration into an access/aggregation/core topology

You have an application named "E_commerce" in tenant "Production", which is composed of three tiers of servers (web, app, and DB). Each tier sits in a different EPG (epgWeb, epgApp, and epgDB). Which action should be performed first to measure the performance or packet loss of this application?

A. Check the health score of the application profile "E_commerce".

B. Check the faults of the application profile "E_commerce".

C. Configure a troubleshooting policy for on-demand atomic counters for epgWeb-to-epgApp traffic and epgApp-to-epgDB traffic.

D. Configure a monitoring policy for each of the EPGs of the "E_commerce" application.

Which statement about the role of a spine switch is true?

A. It connects leaf devices.

B. It connects spine devices

C. It connects Cisco APICs.

D. It connects hosts.

E. It connects external routers.

F. It connects service nodes.