In each case click the single most appropriate response. Only the correct response will register in the radio button.

Mask 255.255.255.128 on class B network. How many subnets could exist?

254
256
62
1022
510

Mask 255.255.255.240 on class C network. How many hosts per subnet?

16
14
12
32
30

Which of these protocols is connection-orientated?

ARP
TCP
IP
UDP
Ethernet

Which of these protocols is reliable?

ARP
TCP
IP
UDP
Ethernet

Which of these is NOT a typical function of TCP?

windowing
error recovery
multiplexing
routing
ordered data transfer

Which of these is performed by both TCP and UDP?

windowing
error recovery
multiplexing
routing
ordered data transfer

An ARP response is sent ...

as a broadcast
to the all-hosts multicast address
to the all-routers multicast address
as a unicast to the requesting device
as a unicast to the local router

An ICMP Echo Relpy message is sent ...

as a broadcast
to the all-hosts multicast address
to the all-routers multicast address
as a unicast to the requsting device
as a unicast to the local router

IGMP Membership Queries are used by routers to ...

request hosts leave a group
seek membership of a group
advertise availability of a group
solicit hosts to join a group
check hosts are still listening to a group

IGMP membership reports are ...

multicast by the application host
broadcast by the application host
unicast by the application host
multicast by the local multicast router
unicast by the local multicast router

Wrong answers so far:

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