ENSA 12

Question 1

Which step in the link-state routing process is described by a router inserting best paths into the routing table?

declaring a neighbor to be inaccessible
executing the SPF algorithm
load balancing equal-cost paths
choosing the best route

Answer 1

choosing the best route

Question 2

Anycompany has decided to reduce its environmental footprint by reducing energy costs, moving to a smaller facility, and promoting telecommuting. What service or technology would support this requirement?

data center
virtualization
cloud services
dedicated servers

Answer 2

cloud services

Question 3

Which QoS technique smooths packet output rate?

policing
shaping
weighted random early detection
Integrated Services (IntServ)
marking

Answer 3

shaping

Question 4

. Refer to the exhibit. The company has provided IP phones to employees on the 192.168.10.0/24 network and the voice traffic will need priority over data traffic. What is the best ACL type and placement to use in this situation?

extended ACL inbound on R1 G0/0
extended ACL outbound on R2 WAN interface towards the internet
extended ACL outbound on R2 S0/0/1
extended ACLs inbound on R1 G0/0 and G0/1

Answer 4

extended ACL inbound on R1 G0/0

Question 5

A network technician is configuring SNMPv3 and has set a security level of SNMPv3 authPriv. What is a feature of using this level?

authenticates a packet by using the SHA algorithm only

authenticates a packet by a string match of the username or community string

authenticates a packet by using either the HMAC with MD5 method or the SHA method

authenticates a packet by using either the HMAC MD5 or HMAC SHA algorithms and a username

Answer 5

authenticates a packet by using either the HMAC with MD5 method or the SHA method