Which of the following are important to consider when designing IPv4 subnets? (Choose 3)

• A.Future network growth requirements.
• B.The class of the IP address assigned to an organization.
• C.The number of hosts each subnetwork will support.
• D.The number of subnetworks currently required.
• E.The version of the Ethernet used by each segment.

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Which of the following best describes the function of an ARP cache within the same subnet?

• A.Adds only an IP address entry for an unknown device on the same subnet.
• B.Transmits ICMP messages to multiple hosts with unknown IP addresses.
• C.Used by IP to map an unknown IP address to the known hardware address of the distant host.
• D.Resolves the MAC address of a host device given its IP address.

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Which of the following is a characteristic of Link State protocols?

• A.Routers send frequent periodic updates to the entire network.
• B.Routers use hop-count to calculate their routing tables.
• C.Routers know the entire network topology.
• D.Routers send a copy of their entire routing table to their neighbors.

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A typical Nokia 7750 SR Media Dependent Adapter (MDA) interfaces with:

• A.A Small Form-Factor Pluggable (SFP) module.
• B.The Switch Fabric.
• C.The Control Plane.
• D.The Central Processing Unit (CPU).

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In the diagram, R3 receives an LSA with the sequence number 111 from R7 and then receives another copy of the LSA with a sequence number 112 from R1. What does R3 do with the LSA from R1?

• A.R3 discards the LSA received from R1 and sends a copy of the LSA from its link state base to R1.
• B.R3 installs the LSA received from R1 in its link state database, sends an ACK to R1 and floods a copy to its neighbors.
• C.R3 discards the LSA received from R1 and sends an ACK to R1.
• D.R3 installs the LSA received from R1 in its link state database and floods a copy to its neighbors.

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