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WorksheetsChapter 3: Network Protocols and Communications
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
What type of communication will send a message to all devices on a local area network?
a)
Broadcast
b)
Unicast
c)
Multicast
d)
EveryoneCast
2.
Why are open standards important in the data communications industry?
a)
They are required for devices to gain access to the Internet.
b)
They eliminate the threat of security breaches.
c)
They enable interoperability between software and hardware from different vendors.
d)
They encourage network organizations to develop proprietary software to retain their competitive edge.
3.
At which layer of the OSI model would a physical address be encapsulated?
a)
physical layer
b)
data link layer
c)
network layer
d)
transport layer
4.
Which message delivery option is used when all devices need to receive the same message simultaneously?
a)
duplex
b)
unicast
c)
multicast
d)
broadcast
5.
What is an advantage of using standards to develop and implement protocols?
a)
A particular protocol can only be implemented by one manufacturer.
b)
Products from different manufacturers can interoperate successfully.
c)
Different manufacturers are free to apply different requirements when implementing a protocol.
d)
Standards provide flexibility for manufacturers to create devices that comply with unique requirements.
6.
Which address does a NIC use when deciding whether to accept a frame?
a)
destination IP address
b)
destination MAC address
c)
source MAC address
d)
source IP address
7.
Which characteristic describes the default gateway of a host computer?
a)
the logical address of the router interface on the same network as the host computer
b)
the physical address of the switch interface connected to the host computer
c)
the physical address of the router interface on the same network as the host computer
d)
the logical address assigned to the switch interface connected to the router
8.
What application layer protocol is part of the TCP/IP protocol suite?
a)
ARP
b)
PPP
c)
NAT
d)
FTP
9.
Refer to the exhibit. HostA is attempting to contact ServerB. Which statement correctly describes the addressing that HostA will generate in the process?
a)
A packet with the destination IP address of ServerB.
b)
A frame with the destination MAC address of ServerB.
c)
A packet with the destination IP address of RouterB.
d)
packet with the destination IP address of RouterA.
10.
What is Message Sizing?
a)
The process of determining when to begin sending messages on a network
b)
The process of breaking up a long message into individual pieces before being sent over the network
c)
The process of placing one message format inside another message format
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