Networking 2.0
Which of the following statements about routers is not true?
routers store and maintain route information in a local text file
Which of the following wire are network technologies is sometimes referred to 2B+D
t-1
Which of the following is a feature that is not found in a traditional firewall product, but which might be found in a NGFW
deep packet inspection
A T-3 leased line connection is the equivalent of how many T-1 connections?
28
A T-3 leased line connection runs at 44.736 megabits per second. How many separate channels does a T-3 provide?
672
Multiprotocol Label Switching (MPLS) is sometimes said to operate between the two layers of the Open Systems Interconnection (OSI) model. Between which two layers is it usually said to function?
Data link and network
Which of the following terms describes a leased line subscription that consists of only part of a T-1.
Fractional T-1
Which of the following is not a type of fiber-optic connector?
BNC
Which of the following devices can split a single network into two collision domains while maintaining a single broadcast domain?
Bridge
Which of the following explains why splitting a large switched Ethernet LAN into two LANs by adding a router can help to alleviate traffic congestion and improve performance?
-Adding a router reduces the amount of unicast traffic on each of the two lans -adding a router reduces the amount of broadcast traffic on each of the two lans
Which of the following statements about routers are true?
-each port on a router defines a separate broadcast domain -routers must support the network layer protocol implemented on the local area network -routers are network layer devices that use IP addressed to forward frames.
Identify the organizations that developed the general cable type standards for voice and data communication that are currently in use, and identify the document name.
ANSI/TIA/EIA, document T568b
Which of the following types of WAN connections commonly use point to point protocol over ethernet PPPoe ?
Cable broadband Digital Subscriber Line
Which of the following cable connector types have been rendered nearly obsolete by USB connections?
DB-25 DB-9
Which of the following technologies enables virtual private network (VPN) clients to connect directly to each other as well to the VPN server at the home site?
DMVPN
A multilayer switch typically operates at which layers of the OSI?
Data link Physical Network
Which of the following statements specify advantage of FCoE over the original Fibre Channel Standard?
FCoE can share a network with standard IP, traffic, whereas Fibre Channel cannot FCoE is less expensive to implement than Fibre Channel FCoE uses standard Ethernet networking hardware
Which of the following statements about fiber optic cabling are true?
Fiber-optic cable is typically used to span long distance single-mode fiber optic cable uses a laser light source and a glass core. there are two fiber topic cable types: single mode and multimode
In its primary functionality, a network attached storage (NAS) device is most closely associated with which of the following device?
File server
Which of the following element can be used to identify the devices in a particular VLAN?
Hardware addresses Switch port numbers
Which of the following statements about hubs is not true?
Hubs are data link layer devices that connect network devices in a state or ring topology.
Which of the following devices can an administrator use to monitor a network for abnormal or malicious traffic?
IDS
Which of the following storage area network (SAN) technologies is primarily used by the supercomputers as a high-speed, low latency connection between processors and storage systems?
Initator
Which of the following protocols can be used by wireless controllers to communication with the access points on a wireless local area network(WLAN)?
LWAPP CAPWAP
Which of the following is a wide area networking mechanism that assigns labels to packets and forwards them based on those labels, rather than addresses?
MPLS
Which of the following devices can you use to connect two multi-mode fiber-optic Ethernet networks in different buildings 2000 meters apart using a single-mode fiber-optic cable segment running at the same speed, while maintaining a single collision domain?
Media converter
Which of the following devices enable users on private networks to access the Internet by substituting a registered IP address for their private addresses?
NAT router Proxy server
which of the following devices expands on the capable of the traditional firewall by adding features like deep packet inspection and an intrusion prevention system?
NGFW
Which of the following wide are networking service provides the fastest transfer rate?
OC-1
Which of the following wide are network technologies provides circuit-switched physical layer connections?
PSTN ISDN
Which of the following devices can provide authentication services for multiple remote access servers?
RADIUS server
Which of the following coaxial cable types are still in general use?
RG-6 RG-59
Which of the following is the U.S. standard for synchronous data transmission redefines data rates designated by optical carrier levels such as OC-3, OC-12, OC-48, OC-192?
SONET
Five computers are connected on the same switch but only four are able to communicate with each other. Assuming that all the hardware is functioning properly, which of the following could be a reason for the fifths computer's communication problem?
The switch has the fifth computer connected to a VLAN different.
Which of the following statements explains the purpose of the twists in twisted pair cabling?
The twists prevent cross talk in adjacent wire pairs and limit the effects of EMI on the signals carried over the cable.
Which of the following technologies would you be less likely to find on the average home or small office network?
VLAN 10Gbase-T
Which of the following is not a mechanism for distributing incoming network traffic among multiple servers?
VPN concentrator
which of the following is a device that switches calls between endpoints on the local IP network and provides access to external Internet lines?
VoIP PBX
which of the following devices is used to physically connect computers in the same VLAN?
a Switch
Which of the following devices enable two computers to communicate when they are using different protocols at each layer of the OSI reference model?
a gateway
Which of the following tools do cable installers use to connect bulk cable runs to wall plates and patch panels?
a punchdown block tool
Which of the following devices is used to physically connect computers in the same VLAN?
a switch
Which of the following problems is the Spanning Tree Protocol Intended to prevent?
broadcast storms bridging loops
Which of the following problems is the Spanning Tree Protocol intended to prevent?
broadcast storms bridging loops
Which of the following wide area network (WAN) technologies uses broadband signalling?
cable television (CATV)
Which of the following twisted pair cable types support both 10 megabit per seconds and 100 mbps data rates,using only two pairs?
category 5(cat 5) category 5e(cat5e) Category 6(cat 6)
The jumbo frame capability is associated with which layer of the OSI model?
data link
A multilayer switch typically operates at which layers of the OSI model?
data link physical network
Which of the following types of wide are network connections commonly use Point-to-Point Protocol over ethernet?
dsl cable broadband
Which of the following protocols uses jumbo frames to increase performance levels on storage area networks?
ethernet
What are two main factors that affect DSl transmission rates?
line condition distance to the nearest central office
Which of the following remote access technologies converts digital signals generated by a computer to analog signals that can be carried over standard telephone wire?
modem to modem
Which of the following is a correct term describing the function of a switch?
multiport bridge
What must you do to configure a firewall to admit firewall transfer protocol traffic to the internet network using the default port setting?
open port 21 open port 20
Which of the following is not a function that is typically provided by unified threat management appliance ?
packet forwarding
In an internal UTP cable installation, each horizontal cable run connects a wall plate in the work area to a centralized cabling nexus in a telecommunication. Which of the following is the correct term for this cabling nexus?
patch panel
At which layers of the OSI model does the Point-to-Point protocol operate?
physical data link
A load balancer is a type of which of the following devices?
router
Which of the following physical network devices can conceivably be implemented as a software in a computer's operating system?
router firewall
VLANs create the administrative boundaries on a switched network that are otherwise provided by which of the following devices?
routers
Which of the following statements about single-mode and multimode fiber optic cables are true?
single mode cables are more difficult to install that multi mode cables single mode cables can span longer distances that multimode cables
Which of the following terms are used to describe the device used to place calls on a Voice over Internet Protocol installation?
terminal endpoint
Under which of the following conditions might the local building code require that a data network use plenum cable?
when cable must run through heating ducts
