Topic 1, Volume A
Which of the following statements is TRUE of Layer 3 addressing?
A.
Internet devices on the same network can have the same Layer 3 address in different broadcast
domains.
B.
Every Host device must havea unique Layer 3 address in order to access the Internet.
C.
Internet devices need unique Layer 3 addresses to communicate directly with upper layers.
D.
A router must have only one address to allow it to be uniquely identified.
Every Host device must havea unique Layer 3 address in order to access the Internet.
Which of the following is a characteristic of the IP layer?
A.
Provides an unreliable, connectionless data transmission service.
B.
Provides a mechanism for flow control.
C.
Verifies the integrity of all received datagrams.
D.
Provides services equivalent to the OSI data link layer.
Provides an unreliable, connectionless data transmission service.
The physical networks connecting two PCs to the internet are DSL and PPP respectively. Which
layer will enable the two PCs to communicate?
A.
Layer 1
B.
Layer 2
C.
Layer 3
D.
Layer 4
Layer 3
Hosts in the same IP network share which common address feature?
A.
Same host numbers.
B.
Same IP address.
C.
First two bits of the IP address are set to 01.
D.
Same network prefix
Same network prefix
A Class C network is defined by a:
A.
32-bit network prefix.
B.
24-bit network prefix
C.
16-bit network.
D.
8-bit network.
24-bit network prefix
Public IP address spaces are distributed by which of the following organizations?
A.
Network Solutions INC
B.
IANA
C.
IETF
D.
ITU-T
E.
IEEE
IANA
What characteristic of IP addressing creates a hierarchical network?
A.
All hosts on all networks must have unique host numbers.
B.
IP addresses identify a host and the network on which it resides.
C.
Clients are assigned 32-bit addresses and servers 64-bit addresses.
D.
Router, switch and host addresses are drawn from unique address classes.
IP addresses identify a host and the network on which it resides.
Which of the following is a private IP network address reserved by the IANA?
A.
172.30.0.0/16
B.
192.100.0.0/24
C.
172.0.0.0/16
D.
169.254.0.0/16
E.
11.0.0.0/8
172.30.0.0/16
Which type of IP address contains the network number and all 1's for the host address?
A.
Unicast address.
B.
Broadcast address
C.
Multicast address.
D.
Anycast address.
Broadcast address
Complete the following sentence: The introduction of the subnet address added another:
A.
Layer of hierarchy in the addressing structure.
B.
Class to the classful addressing system.
C.
16-bit number to accompany the IP address.
D.
4,294,967,296 addresses to the IP address space.
Layer of hierarchy in the addressing structure.
What bit pattern identifies the network address in the subnet mask?
A.
A string of 1s
B.
A string of 0s
C.
A string of alternating 10s
D.
There is nospecific bit pattern to identify the network address.
A string of 1s
Which three of the following are important considerations when designing subnets? (Choose
three.)
A.
Number of subnetworks currently required.
B.
Type of physical connectivity used by each segment.
C.
Future network growth requirements.
D.
Number of hosts each subnetwork will support.
E.
Class of the network address to be used for the network.
Number of subnetworks currently required.
Future network growth requirements.
Number of hosts each subnetwork will support.
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