Refer to the exhibit. R1 has just received a packet from host A that is destined to host B. Which route in the routing table is used by R1 to reach host B?

A. 10.10.13.0/25 [1/0] via 10.10.10.2

B. 10.10.13.0/25 [108/0] via 10.10.10.10

C. 10.10.13.0/25 [110/2] via 10.10.10.6

D. 10.10.13.0/25 [110/2] via 10.10.10.2

Refer to the exhibit. Routers R1 and R3 have the default configuration. The router R2 priority is set to 99. Which commands on R3 configure it as the DR in the 10.0.4.0/24 network?

A. R3(config)#interface Gig0/0 R3(config-if)#ip ospf priority 100

B. R3(config)#interface Gig0/0 R3(config-if)#ip ospf priority 1

C. R3(config)#interface Gig0/1 R3(config-if)#ip ospf priority 0

D. R3(config)#interface Gig0/1 R3(config-if)#ip ospf priority 100

An engineer must configure R1 for a new user account. The account must meet these requirements:

1.

It must be configured in the local database.

2.

The username is engineer.

3.

It must use the strongest password configurable.

Which command must the engineer configure on the router?

A. R1 (config)# username engineer2 algorithm-type scrypt secret test2021

B. R1(config)# username engineer2 secret 5 .password S1$b1Ju$kZbBS1Pyh4QzwXyZ

C. R1(config)# username engineer2 privilege 1 password 7 test2021

D. R1(config)# username englneer2 secret 4 S1Sb1Ju$kZbBS1Pyh4QzwXyZ

In QoS, which prioritization method is appropriate for interactive voice and video?

A. traffic policing

B. round-robin scheduling

C. low-latency queuing

D. expedited forwarding

What protocol allows an engineer to back up 20 network router configurations globally while using the copy function?

A. SMTP

B. SNMP

C. TCP

D. FTP