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Network Systems 2 > Chapter 10 > Flashcards

Chapter 10 Flashcards

1
Q 
A network with the subnet mask 255.255.255.0 would have what CIDR block?
A) /20
B) /24
C) /28
D) /32
A

B) /24

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2
Q 
A network with 6 bits remaining for the host portion will have how many usable host addresses?
A) 254
B) 126
C) 62
D) 30
A

C) 62

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3
Q 
A single switch can manage traffic belonging to several VLANs on a single interface, by configuring which option on the interface?
A) A router
B) A trunk port
C) An access port
D) A VLAN port
A

B) A trunk port

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4
Q 
What type of VLAN automatically receives all untagged frames?
A) Default VLAN
B) Native VLAN
C) Mirrored VLAN
D) Untagged VLAN
A

B) Native VLAN

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5
Q

How can VLAN hopping attacks be prevented on a network?
A) Install an additional switch to isolate traffic
B) Disable auto trunking and move native VLANs to unused VLANs
C) Install a router to process the untagged traffic on the VLAN
D) Use MAC address filtering

A

B) Disable auto trunking and move native VLANs to unused VLANs

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6
Q 
The first iteration of STP was defined in what IEEE standard below?
A) 802.3d
B) 802.1d
C) 802.11s
D) 802.1c
A

B) 802.1d

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7
Q 
STP selects the root bridge based on which parameter?
A) port number
B) bridge ID (BID)
C) bridge version number (BVN)
D) software revision code
A

B) bridge ID (BID)

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8
Q 
Telnet and SSH are known as what type of management system?
A) out-of-band
B) in-band
C) side-band
D) external-band
A

B) in-band

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9
Q 
With VTP, the VLAN database is stored on a switch known as which option below?
A) root bridge
B) stack master
C) trunk root
D) vlan server
A

B) stack master

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10
Q 
In order to allow communication between VLANs for exchange of data, what must be used?
A) a firewall
B) a switch
C) a router
D) a root bridge
A

C) a router

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11
Q 
What IEEE standard specifies how VLAN information appears in frames and how switches interpret that information?
A) 802.1c
B) 802.1Q
C) 802.1V
D) 802.1d
A

B) 802.1Q

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12
Q 
Which of the following is not a valid reason for using virtualization?
A) increase performance
B) save money by purchasing few machines
C) simplify backups and recovery
D) efficient use of resources
A

A) increase performance

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13
Q 
Which supernet mask below would allow an organization to cover the following networks with one routing entry: 192.168.0.0/24, 192.168.2.0/24, 192.168.3.0/24?
A) 255.255.255.0
B) 255.255.252.0
C) 255.255.255.128
D) 255.255.240.0
A

B) 255.255.252.0

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14
Q 
In an IPv6 address, the first 64 bits of the address are known as what?
A) host prefix
B) equipment ID
C) routing prefix
D) prefix mask
A

C) routing prefix

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15
Q 
Which network type allows a vNIC to access a network directly using the host machine's NIC?
A) bridged mode
B) NAT mode
C) host only mode
D) direct mode
A

A) bridged mode

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16
Q 
What protocol is used to provide a common language between virtualized service applications and a network's physical devices?
A) VRRP
B) OpenFlow
C) CommonStack
D) OpenArch
A

B) OpenFlow

17
Q 
The Shortest Path Bridging protocol is defined in what IEEE standard?
A) 802.1d
B) 802.1aq
C) 802.1Q
D) 802.1s
A

B) 802.1aq

18
Q 
The management option that can provide on-site infrastructure access when the network is down or completer remote access in cases of connectivity failures on the network, such as via a cellular signal, is known as?
A) in-band management
B) out-of-band management
C) open management
D) side channel management
A

B) out-of-band management

19
Q 
A CIDR block of /26 is equivalent to what subnet mask below?
A) 255.255.192.0
B) 255.255.254.0
C) 255.255.255.192
D) 255.255.0.0
A

C) 255.255.255.192

20
Q 
Which virtual network type allows VMs to communicate with each other on the same host, but disallows communication with other nodes on the network?
A) host-only mode
B) bridged mode
C) NAT mode
D) restricted mode
A

A) host-only mode

21
Q 
Which of the following describes a router protocol that is used to assign a virtual IP address to a group of routers so that the routers function as a group? (choose two)
A) VRRP
B) GBRP
C) HSRP
D) CARP
A

A) VRRP

C) HSRP

22
Q 
Which two properties indicate to other connectivity devices which VLAN a transmission belongs to?
A) vID
B) SAID
C) security association identifier
D) VMAC
A

B) SAID

C) security association identifier

23
Q 
What two items make up a Bridge ID?
A) 2 byte priority field
B) MAC address
C) relevant port number
D) software version
A

A) 2 byte priority field

B) MAC address

24
Q 
Which two standards below represent newer versions of STP?
A) 802.1d
B) 802.1f
C) 802.1w
D) 802.1s
A

C) 802.1w

D) 802.1s

25
Q 
What two standards below have been developed to replace the Spanning Tree Protocol?
A) TRILL
B) SPB
C) VSRP
D) HSRP
A

A) TRILL

B) SPB

Network Systems 2 (6 decks)

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