Computer Networking
Which statements are true regarding ICMP packets?1. They acknowledge receipt of a TCP segment.2. They guarantee datagram delivery.3. They can provide hosts with information about network problems.4. They are encapsulated within IP datagrams.

3 and 4
2, 3 and 4
1 only
2 and 3

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Computer Networking
ARP (Address Resolution Protocol) is

a protocol that handles error and control messages
None of these
a TCP/IP high level protocol for transferring files from one machine to another
a protocol used to monitor computers
a TCP/IP protocol used to dynamically bind a high level IP Address to a low-level physical hardware address

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