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CNM 343 || All Questions Answered Correctly.
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IP addresses can be represented as domain names to make it possible for users to identify and access resources on a network. correct answers True As a frame moves from interface to interface, the IP source and destination address information is preserved. correct answers True Class D addresse...

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  • July 26, 2024
  • 13
  • 2023/2024
  • Exam (elaborations)
  • Questions & answers

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  • ip addresses can be represented as domain names to

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CNM 343 || All Questions Answered Correctly.
IP addresses can be represented as domain names to make it possible for users to identify and access resources on a network. correct answers True
As a frame moves from interface to interface, the IP source and destination address information is preserved. correct answers True
Class D addresses always take the following binary form: bbbbbbbb.11111111.11111111.11111111. correct answers False
When a host uses a service that employs a multicast address, it registers itself to "listen" on that address, as well as on its own unique host address (and the broadcast address). correct answers True
To be valid, any domain name must correspond to at least one unique ____. correct answers numeric IP address
The ____ address is a six-byte numeric address, burned into firmware (on a chip) by network interface manufacturers. correct answers physical numeric
____ is used to permit computers to translate numeric IP addresses to MAC layer addresses. correct answers ARP
____ is used to translate MAC layer addresses into numeric IP addresses. correct answers RARP
The term ____ is used to describe the data frame crossing a router. correct answers Hop
____ addresses are used for multicast communications, in which a single address may be associated with more than one network host machine. correct answers Class D
A ____ represents a network address that all hosts on a network must read. correct answers Broadcast Address
A ____ is a special bit pattern that "blocks off " the network portion of an IPv4 address with an all-ones pattern. correct answers subnet mask
A(n) ____ is a device that interconnects multiple IP networks or subnets. correct answers IP Gateway
When a computer on one subnet wishes to communicate with a computer on another subnet, traffic must be forwarded from the sender to a nearby ____ to send the message on its way from one subnet to another. correct answers IP Gateway
The simplest form of subnet masking uses a technique called ____, in which each subnet includes the same number of stations and represents a simple division of the address space made available by subnetting into multiple equal segments. correct answers constant-length subnet masking
One form of subnet masking uses a technique called ____ and permits a single address to be subdivided into multiple subnets, in which subnets need not all be the same size. correct answers variable-length subnet masking
____ gets its name from the notion that it ignores the traditional A, B, and C class designations for IP addresses and can therefore set the network-host ID boundary wherever it wants to, in a way that simplifies routing across the resulting IP address spaces. correct answers Classless Inter-Domain Routing
____ allows IPv4 addresses from Class A, B, or C to be combined and treated as a larger address
space, or subdivided arbitrarily, as needed. correct answers Classless Inter-Domain Routing
____ may be performed by boundary devices that include proxy server capabilities to replace private IP addresses with one or more public IP addresses as outbound traffic exits the server, and to replace such public addresses with their proper private equivalents as incoming traffic passes through the server. correct answers address masquerading
One of the most important services that a ____ provides is to manage what source addresses appear in outbound packets that pass through it. correct answers proxy server
RFC ____ reserves three ranges of IP addresses for private use - a single Class A (10.0.0.0-
10.255.255.255), 16 Class Bs (172.16.0.0-172.31.255.255), and 256 Class Cs (192.168.0.0-
192.168.255.255). correct answers 1918
____ lets networks use multiple private IPv4 addresses internally and maps them to one or more public IPv4 addresses externally. correct answers NAT
Multicast addresses in IPv6 use a(n) ____ to define the portion of the Internet to which the multicast group pertains correct answers Scope Identifier
Previously, IPv6 specified that interface identifiers followed the modified ____ format, which specifies a unique 64-bit interface identifier for each interface. correct answers EUI-64
In IPv6, the ____ address is all zeroes and can be represented as two colon characters (::) in normal notation. correct answers unspecified
The physical numeric address functions at a sublayer of the Data Link layer in the OSI network reference model, called the ___. correct answers Media Access Control (MAC)
____ informs the network interface card to pass packets sent to that address to the IP stack so their contents can be read, and tells the IP gateway to forward such traffic onto the physical network, where the listening network interface resides. correct answers Registration

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