Elance CISCO Test Answers 2015

Choose the Ethernet connector:
RJ-45
RJ-61X
RJ-11
RJ-15C


How often are BPDUs sent from a layer 2 device?
Every 2 seconds
Always
Every 10 minutes
Every 2 minutes


What does a VLAN do?
Acts as the fastest port to all servers
Breaks up broadcast domains in a layer 2 switch internetwork
Provides multiple collision domains on one switch port
Provides multiple broadcast domains within a single collision domain


Which term defines a collection of networks under the administrative control of a single entity that presents a common routing policy to the Internet?
contiguous networks
BGP
autonomous system
process ID


Which statement describes EIGRP?
EIGRP can be used with Cisco and non-Cisco routers.
EIGRP broadcasts its updates to all routers in the network.
EIGRP sends triggered updates whenever there is a change in topology that influences the routing information.
EIGRP has an infinite metric of 16.


Which of the following commands will allow you to set your Telnet password on a Cisco router?
line telnet
line aux
line con
line vty


Which protocol should be used to establish a secure terminal connection to a remote network?
WEP
Telnet
ARP
SSH


Usually what IP do you use to connect to a home to ISP gateway device?
192.168.1.255
127.0.0.1
192.168.1.100
192.168.1.1
127.0.255.255


A switch is a ___ device.
L2
L5
L6
L3


A PC to PC connection uses ___ cable.
crossover
console
no
straight through
USB


Which layer defines the physical topology?
Application
Network
Physical
Data Link


Which protocol does Ping use?
BootB
BootP
ARP
ICMP


Where is a hub specified in the OSI model?
Inner layer
Physical layer
Session layer
Outer layer


A network admin wants to know every hop the packets take when he accesses cisco.com. Which command is the most appropriate to use?
Path cisco.com
(none of these are correct)
Traceroute cisco.com
Debug cisco.com


type of authentication Eigrp support.
md5
md


Splitting a network into other smaller and smaller networks is called?
Network tree
Subnetting
Restructuring


Which key combination is used to close a window in windows 7
Alt+F4
Ctrl +c window+F4 Crtl+Alt+F4


How long is an IPv6 address?
32
110
64
128


When you log into a switch, which prompt indicates that you are in privileged mode?
@
*
#
$


At which OSI layer does a hub operate at?
Layer 6
Layer 1
Layer 3
Layer 7


Out of 256 how many can be hosts?
128
256
255
254


ADSL uses ____ .
fiber
wimax or satellite
Ethernet with fiber
coaxial cables
land-line telephony architecture


How many maximum VLAN's can be created?
3494
3560
4054
4094


A L3 switch is ___
Both of these
a switch with no routing logic.
a switch with some routing logic.
None of these


Which WLAN IEEE specification allows up to 54Mbps at 2.4GHz?
R
F
A
G


How many bits have IPv4 address?
16
128
32
64


Which class of IP address has the most host addresses available by default?
A
B
C
B and C


Which one of the following is true regarding VLANs?
VLANs are configured by default on all Cisco switches
VTP is used to send VLAN information to switches in a configured VTP domain
You should not have more than 10 switches in the same VTP domain
VLANs only work if you have a complete Cisco switched internetwork. No off-brand switches are allowed


What flavor of Network Address Translation can be used to have one IP address allow many users to connect to the global Internet?
Still
TAP
PAT
Static


Which router command allows you to view the entire contents of all access lists?
show ip interface
show access-lists
show all access-lists
show interface


Router-on-a-stick requires what kind of port be set up on the switch port attached to the router?
Distributed
Hub
Access
Trunk


A router is a ___ device.
L2
L4
L3
Both L2 and L3


Which of the following methods is for compatibility of IPV4 and IPV6?
PAT
Dual Stacking
redistribute


How many collision domains are created when you segment a network with a 12-port switch?
1
12
2
5


The CSMA/CD Ethernet IEEE is:
802.5
802.4
802.3
803.2


Which routing protocol is needed in a network which focuses on bandwidth and uses Cisco and Non-Cisco devices?
OSPF
EIGRP
RIPv1
RIPv2
IGRP


Which is the default register in the router?
0x2102
0x2142
0x3402
0x1953


What is the first CLI mode you get in when startup the Router/Switch?
Enable - Mode
Super - Mode
User - mode
Global - Mode
Rom - Mode


A receiving host computes the checksum on a frame and determines that the frame is damaged. The frame is then discarded. At which OSI layer did this happen?
Data Link
Transport
Physical
Session
Network


In which CLI mode does an administrator have to be in for configuring devices?
Global Config mode
Interface Config mode
User-Exec mode
Exec mode


Which of the following is NOT a Cisco proprietary protocol?
CDP
ISL
BGP
PAgP
EIGRP


The administrative distance of (internal) EIGRP is:
120
90
5
110


Which of these protocols is NOT "distance-vector" IGP ?
EIGRP
OSPF
RIPv1
RIPv2


What is a stub network?
A network with only one entry and no exit point
A network with more than one exit point
A network that has only one entry and exit point
A network with more than one exit and entry point


What command will display the line, protocol, DLCI, and LMI information of an interface?
show frame-relay pvc
sho runn
show interface
sh pvc


Which command will create a subinterface on serial 0 (zero)?
Router# interface s0.2400 point-to-point
Router(config)# interface s0.2400 point-to-point
Router(config-if)# interface s0/2400
Router(config-if)# interface s0/2400 point-to-point


What does the 'passive' command provide to the RIP dynamic routing protocol?
Stops the router from sending any dynamic updates
Stops the router from receiving any dynamic updates
Stops an interface from sending or receiving periodic dynamic updates
Stops an interface from sending periodic dynamic updates but not from receiving updates


If you wanted to delete the configuration stored in NVRAM, what would you type?
delete nvram
erase nvram
erase running
erase startup


what is the protocol number of ospf
89
88


How many broadcast domains are created when you segment a network with a 12-port switch?
1
4
3
12


On a router running EIGRP, what database would maintain a list of feasible successors?
routing table
neighbor table
adjacency table
topology table


Which protocols are class full ?
RIP V1 and EIGRP
IGRP & OSPF
OSPF & RIP
ISIS & BGP
JAY & YE


Which command reveals the last method used to powercycle a router?
Show running-config
Show version
Show boot
Show reload


The RSTP provides which new port role?
Enabled
Disabled
Discarding
Forwarding


When does a loopback interface becomes up/up on a layer3 switch?
After you configure an ip address
As soon as you issue no shutdown on that interface
As soon as you create it


Which of the following is a valid host IP in this network: 172.27.0.0/23
172.27.4.100
172.27.3.43
172.27.0.0
172.27.0.255


Choose the correct syntax to configure an IPX subinterface on a router:
config t, int e0, sub 10, ipx 10
config t, int e0.100, ipx network 10, encap arpa
config t, int e0.10, ipx network 10 encap arpa sec


Select the highest VRRP priority.
104
105
101
103
102


Which of the following settings could prevent two potential EIGRP neighbors from becoming neighbors?
Mismatched Hold Timers.
IP addresses of 10.1.1.1/24 and 10.2.2.2/24, respectively.
Duplicate EIGRP router IDs.


What administrative distance would a router assign to a default route in EIGRP that is learned from a source external to the autonomous system?
5
110
170
90
120


Which of the following is the valid host range for the subnet on which the IP address 192.168.168.188 255.255.255.192 resides?
192.168.168.128–190
192.168.168.128–194
192.168.168.129–190
192.168.168.129–199


What is a NIC?
A card that plugs into the computers serial port and provides a parallel connection to the network
A switch adapter
A network problem caused buy a shaving accident
A card that plugs into the computer's parallel port and provides a serial connection to the network
A Network Interrupt Command to pause the system


What does the IEEE 802.2 standard represent in Ethernet technologies?
Physical layer
Logical Link
MAC sublayer
Control sublayer


A static route that points to the next hop IP will have what administrative distance and metric in the routing table?
administrative distance of 0 and metric of 0
administrative distance of 1 and metric of 1
administrative distance of 0 and metric of 1
administrative distance of 1 and metric of 0


What type of port configuration should you use for PVLAN interfaces that connect to a router?
Host
Transparent
Promiscuous
Private
Gateway


A vlan interface is up/down on a catalyst layer 3 switch. How can you fix this issue?
Issue no shutdown on the vlan interface
Create the corresponding vlan and permit it on an up/up physical interface that has autostate exclude configured
Verify that you learn mac addresses on the corresponding vlan
Create the corresponding vlan and permit it on an up/up physical interface that doesn't have autostate exclude configured


What Protocol Does PPP use to identify the Network layer protocol?
X.25
ISDN
LCP
NCP


Routers R1 and R2, currently EIGRP neighbors over their Fa0/0 interfaces (respectively), both use EIGRP authentication. Tuesday at 8 p.m. the neighborship fails. Which of the following would NOT be useful when investigating whether authentication had anything to do with the failure?
Show key chain
Debug eigrp packet
Show clock
Show ip eigrp neighbor failure


What PPP protocol provides for dynamic addressing, authentication, and multilink?
HDLC
NCP
X.25
LCP


Which of the following are Session Layer standards?
NFS and SQL
JPEG and MIDI
EIGRP and OSPF
ASCII and EBCDIC


How many bits long is each field in an IPv6 address?
4
32
128
16


What address can be used to summarize networks 172.16.1.0/24, 172.16.2.0/24, 172.16.3.0/24, and 172.16.4.0/24?
172.16.0.0 255.255.252.0
172.16.0.0/21
172.16.1.0/22


A network administrator sets up PC1 with an IP address of 192.168.1.130/27 and PC2 with 192.168.1.159/27. PC1 can't ping PC2. What's the problem?
PC1 and PC2 are in different networks
PC2 is a broadcast address
PC1 is a broadcast address
PC1 is a network address
PC2 is a network address


What is the default size of the history?
20
15
25
30
What does a router running RIP do first with a new route that is received from an advertisement?
Sends a ping packet to verify that the path is a feasible route.
Adjusts the metric for the new route to show the added distance for the route.
Places it immediately in the routing table.
Advertises this route out all other interfaces except the one that it came in on.

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