DES-5121 Online Practice Questions and Answers

After setting up the VoIP configuration, a network administrator issues the following commands with the results shown:

console# show voice vlan Administrative Mode...........................Enable

console# show voice vlan it gi 1/0/2

Interface........................................Gi1/0/2

Voice VLAN Interface Mode...............Enabled

Voice VLAN ID...............................10

Voice VLAN COS Overwrite...............False

Voice VLAN DSCP Value...................46

Voice VLAN Port Status.....................Enabled

Voice VLAN Authentication................Disabled

Based on this information, what is the Layer 3 QoS value?

A. 5

B. 10

C. 46

D. Gi1/0/2

What are key features of the Dell EMC N4064 or N4064F switches?

A. Up to 640 Gbps switch fabric capacity and hot swap expansion module support for dual QSFP+ (8 x 10GbE)

B. Up to 1.0 Tbps switch fabric capacity and up to 48-line rate 10GbE ports per switch

C. Up to 1.2 Tbps switch fabric capacity and up to 64-line rate 10GbE ports per switch

D. Up to 48-line rate 10GbE ports per switch and hot swap expansion module support for dual QSFP+ (8 x 10GbE)

What happens when a match is found for an ACL with 15 entries?

A. All packets which match that entry are forwarded

B. Action from that entry is performed and the rest of the entries in the ACL are processed

C. All packets which match that entry are dropped

D. Action from that entry is performed and the ACL is exited

A network administrator added a new Dell EMC N-Series switch into their network with RSTP configured. The spanning-tree priority on all existing switches has been left at the default value. If the administrator wants this new switch to become the spanning tree root, which command should be used?

A. spanning-tree priority 4096

B. spanning-tree priority 32768

C. spanning-tree priority 36864

D. spanning-tree priority 61440

Which port security method converts existing dynamically learned MAC addresses on an interface to this mode and not age out?

A. Static

B. MAC address

C. Sticky

D. Dynamic

Refer to the Exhibit.

A network administrator needs to configure the switches to allow traffic to communicate from Host 1 to Host 2. Which recommended switch port mode should the interconnecting switch ports be configured?

A. Access

B. Trunk

C. VLAN Stacking

D. Hybrid

Which technologies can be implemented when configuring policy-based routing?

A. Policy-maps, Extended ACLs, and MAC ACLs

B. Policy-maps, Route-maps, and Extended ACLs

C. Route-maps, Extended ACLs, and MAC ACLs

D. Route-maps, Policy-maps, and MAC ACLs

Which Layer 3 protocol does MLAG support?

A. None

B. Static Routing

C. OSPF

D. RIPv2

If VoIP traffic uses multiple QoS prioritization schemes, what refers to VoIP traffic?

A. COS 2, DSCP 22, AF

B. COS 2, DSCP 46, EF

C. COS 5, DSCP 42, AF D. COS 5, DSCP 46, EF

How does the weighted Queue Scheduler prioritize packets?

A. Scheduler prioritizes weighted queues over any strict queues

B. Weights are calculated based on the number of packets

C. Weights are used to calculate the number of bytes

D. Weight is assigned to each port