Segmentation
To calculate a host's network ID given its IPv4 address and subnet mask, computers follow a logical process of combining bits known as ____.
ANDing
Which of the following techniques does not break up a large broadcast domain into smaller broadcast domains?
Adding more layer 2 switches to a network
Analyze which of the following can be used to establish a static VLAN assignment for a device.
Assigning a VLAN based on the switch port the device is connected to
Your network administrator wants you, a network analyst, to partition a VLAN broadcast domain. However, he has asked you to ensure that the host can connect with the Internet. Which of the following will you use in this scenario?
Community VLAN
A ____ carries user-generated traffic, such as email, web browsing, or database updates
Data VLAN
Which of the following carries user-generated traffic, such as email, web browsing, or database updates?
Data VLAN
At what OSI layer do VLANs function?
Data link layer
Which VLAN on a switch cannot be renamed or deleted?
Default VLAN
JVC Corporations is a multinational company that has a variety of products worldwide. You are working as a network engineer with the network management team of the company. The network administrator has requested you to submit a network document after subdividing the smaller network of Human Resources into a separate network segment so that it is convenient for troubleshooting. Under which of the following groupings will you place this network segment in this scenario?
Departmental boundaries
You have been appointed to design a subnet mask for a network. The current IP address of the network is 192.168.89.0. You have been requested by the network administrator to divide this local network into nine subnets to correspond to the organization's nine different floors. How many bits will you borrow from the host portion of the ID address in this scenario?
Four bits
Phillips is a trainee who is currently on probation at ICP Solutions. Under which of the following groupings will he classify the network segment of the floors of a building connected by a LAN?
Geographic locations
The ____ is an IP address that points specifically to a single server, such as when only DHCP traffic is forwarded, or it might be the broadcast address for the other subnet so several network servers can monitor traffic for messages.
IP helper address
Brown Industries consults you to review and check for faults in the recently installed port-based VLAN network on its premises. The VLAN has been segmented according to Brown Industries' departments such as Sales, Finance, and Marketing. On inspection, you realize that a virtual sales client, which should have been plugged into port 6, has been plugged into port 1, which is reserved for marketing clients. What kind of configuration error are you facing in this situation?
Incorrect VLAN assignment
Rodri has been contracted by an ISP to set up an IPv6 address for MIL Ltd The RIR (regional Internet registry) has assigned the ISP a block of 32-bit routing prefix. The ISP will provide MIL Ltd with a /48 site prefix. Analyze which of the following scenarios will help Rodri in calculating the total number of possible subnets.
MIL Ltd can create up to 65,536 subnets.
On which networking device do you configure VLANs?
Managed switches
Which of the following can be used to provide administrative access to a switch?
Management VLAN
Which of the following VLANs receives all untagged frames from untagged ports?
Native VLAN
What do well-chosen subnets accomplish?
Network documentation is easier to manage
Analyze which of the following is true about a default VLAN.
Ports in default VLAN can be reassigned to other VLANs.
A ____ partitions a VLAN broadcast domain into subdomains.
Private VLAN
Which of the following is not a benefit of subnetting?
Routers more easily manage IP address spaces that overlap.
Identify the current name of a DMZ (demilitarized zone).
Screened subnet
What is the term used to identify the first four blocks that normally help to identify a network?
Site prefix
Devices assigned to a VLAN based on the switch port the device is connected to is called a ____ assignment.
Static VLAN
Which of the following will you use to assign a VLAN based on the switch port the device is connected to?
Static VLAN assignment
Which hexadecimal block in an IPv6 address is used for the Subnet ID?
The fourth one
Which of the following is not a good reason to segment a network?
To increase the number of networking devices on a network
Suppose you have a small network with one router, one switch, and a few computers that are grouped into three VLANs. Which of the following statements is false?
Traffic between computers on the same VLAN must go through the router.
Which port mode on a switch enables that port to manage traffic for multiple VLANs?
Trunk
The network administrator has instructed you to set up multiple logical VLANs to receive and transmit data) He has asked you to connect one of the switches to a router so that the interface can manage the traffic from multiple VLANs. Which of the following will you use in this scenario?
Trunking
____ on your network allows routers, firewalls, or layer 3 switches to forward this UDP traffic across broadcast domains, which enables centralization of key network services.
UDP forwarding
Globcom is a call center operating in California. It has hired you as a network administrator to set up a voice VLAN to ensure the quality of voice transmissions. Which of the following will not be of immediate priority while setting up the VLAN connection?
Untagged frames
A ____ groups ports on one or more switches so that some of the local traffic on each switch is forced to go through a router, thereby limiting the traffic to a smaller broad-cast domain.
VLAN
Hackers sometimes take advantage of the way VLANs are tagged to implement an attack called ____.
VLAN hopping
What will allow subnets to be further subdivided into smaller and smaller groupings until each subnet is about the same size as the necessary IP address space?
VLSM
Which IP addressing technique subnets a network to create subnets of various sizes?
VLSM (Variable Length Subnet Mask)
____ allows subnets to be further subdivided into smaller and smaller groupings until each subnet is about the same size as the necessary IP address space.
VLSM (Variable Length Subnet Mask)
A ____ VLAN supports VoIP traffic, which requires high bandwidths, priority over other traffic, flexible routing, and minimized latency.
Voice
When a router connects to a switch that supports multiple VLANs, it is sometimes called _____.
a router-on-a-stick
In a managed switch, an ____ is the interface that connects the switch to a host, such as a workstation, server, or printer with a patch cable.
access port
Subnetting, which alters the rules of classful IPv4 addressing, is known as _____.
classless addressing
The ____ VLAN is typically preconfigured on a switch and initially includes all the switch's ports.
default
A ____ VLAN assignment can be performed according to other criteria, including client device information such as MAC address or location.
dynamic
The first four blocks or 64 bits of an IPv6 address normally identify the network and serve as the network prefix, also called the site prefix or ____.
global routing prefix
Subtracting the interesting octet value of a subnet mask from 256 gets you what is called the ____ that can be used to calculate the network IDs in all the subnets of the larger network.
magic number
Subnetting operates at the _ layer while VLANs function at the ______ layer.
network & data link
A ____ is a router, firewall, or layer 3 switch configured to support UDP forwarding.
relay agent
A ____ , also called a DMZ, can provide an area of the network with less stringent security policies that allow traffic from website visitors, while other portions of the network cannot be accessed from the Internet.
screened subnet
Which Cisco command lists configured VLANs on a switch?
show vlan
A type of router interface that exists when a router sees multiple logical LANs connected to a single router interface port is called a ____.
subinterface
To identify the transmissions that belong to each VLAN, the switch adds a small field called a ____ to the Ethernet header that identifies the port through which messages arrive at the switch.
tag
The part which identifies the network in an IPv4 address is known as _____.
the network ID
A ____ connects a switch to a networking device such as a router or another switch (or possibly a server). This interface manages traffic from multiple VLANs.
trunk port
With ____, a single switch can support traffic belonging to several VLANs across the network.
trunking
What will be the number of usable hosts per subnet in a 255.255.255.240 IPv4 class C subnet mask?
14
What is the network ID with CIDR notation for the IP address 172.16.32.108 whose subnet mask is 255.255.255.0?
172.16.32.0 /24
What is the network ID of the IP address 192.168.72.149/16?
192.168.0.0
Suppose you're calculating the range of host IP addresses for a subnet (the targeted subnet). If the next subnet's network ID is 192.168.42.128, what is the targeted subnet's broadcast address?
192.168.42.127
You, as a network administrator, are calculating the range of host IP addresses for a subnet (the targeted subnet). If the next subnet's network ID is 192.168.50.119, what is the targeted subnet's broadcast address?
192.168.50.118
How many bits of a class A IP address are used for host information?
24 bits
What is the binary number 1111 1111 in decimal?
255
Bilmain Manufactures has recruited you as a network administrator to handle the organization's network operations. You want to set up a class A IP address. What will be the subnet mask for this class A address?
255.0.0.0
The organization where you are currently working as a network administrator has a class A network address 10.0.0.0 with 40 subnets. You want to add another 60 new subnets to the network. You would like to still allow for the largest possible number of host IDs per subnet. Which of the following subnet masks will you choose in this scenario?
255.254.0.0
What is the subnet mask for the network in which the IP address 120.39.39.71 /19 participates in?
255.255.224.0
You are working as a network engineer for ABC Ltd) You have been instructed to translate the slash notation /20 into a subnet mask. Which of the following will you select?
255.255.240.0
You as a network engineer want to create a subnet that supports 16 usable hosts. Which of the following subnet masks will you use in this scenario to minimize excess IP addresses?
255.255.255.224
The network administrator has asked you to subnet a network that will utilize 5 subnets, with each subnet containing, at most, 16 total hosts (that's 16 total IP addresses). Which subnet mask would you use?
255.255.255.240
What is the formula for determining the number of possible hosts on a network?
2h - 2 = Z
What is the minimum number of bits that should be borrowed to create 6 subnets?
3 bits
Calculate the total number of usable hosts per subnet that you can derive from the network ID 192.168.1.0 255.255.255.224.
30
If a server has a subnet mask of 255.255.255.240, how many bits in its IP address identify the host?
4 bits
You are working on a network device that has a subnet mask of /26. How many IP addresses are available to you?
62
How many "one" bits are used in a network with a subnet of 255.0.0.0?
8
What is the greatest number of bits you could borrow from the host portion of a class B subnet mask and still have at least 130 hosts per subnet?
8 bits
Port tagging is specified in the IEEE ____ standard, which defines how VLAN information appears in frames and how switches interpret that information.
802.1Q
Which IEEE standard determines how VLANs work on a network?
802.1Q
