arkadaslar vource soruları burda taze taze bakmadan sinava girmeyin derim. sonuclarim
Max Points: 138
Earned Points: 101
Percentage: 73.2%
1
What is true about windowing?
It always requires separate acknowledgements for each segment sent.
It controls the amount of data that can be sent before acknowledgement is required.
It requires the sender to re-establish a connection if no acknowledgement is received.
It allows TCP/IP to measure transmitted data in segments.
2
Which address does a bridge use to build its bridging table?
destination IP address
destination MAC address
source IP address
source MAC address
3
Which of the following do switches send at regular intervals to eliminate switching loops?
bi-directional protocol data units
binary protocol data units
bridge protocol data units
buffered protocol data units
4
Which reason is correct for having at least one true condition in an ACL?
If there is not a true statement, all packets are returned to the sender.
The implicit "deny any" statement will deny all traffic.
True conditions only test the status of the router.
You are not required to have a true statement in ACL.
5
Which statement is true regarding routing metrics?
All routing protocols use the same metrics.
EIGRP uses bandwidth as its only metric.
Routers compare metrics to determine the best route.
The larger metric generally represents the better path.
6
What reduces the problems of routing loops due to incorrect updates?
count to infinity
distance vector timers
event-triggered updates
split horizon
7
Which command will display statistics for all interfaces configured on a router?
list interfaces
show interfaces
show processes
show statistics
8
Which utility can be used to verify connectivity through all seven layers of the OSI model?
netstat
ping
Telnet
traceroute
9
What enables routers to learn of destination networks?
proxy ARP
CAM table exchanges
host name tables
routing protocols
DNS lookups
10
Which of the following represents a group of routers under a common administration and is required when configuring routing protocols such as EIGRP?
control group
autonomous system
corporate system
Domain Name System
local-area network
wide-area network
11
Which statements describe the use of Link State Advertisements (LSA)? (Choose two.)
LSAs are generated when changes in the network occur.
Link state advertisements are refreshed every 60 minutes.
The router copies the information received from each LSA packet into the routing table.
Routers exchange LSAs to build and maintain topology databases.
Forwarding LSAs can increase the occurrence of routing loops.
12
What is the purpose of DLCIs in Frame Relay?
They determine the Frame Relay encapsulation type.
They identify the logical circuit between a local router and a Frame Relay WAN switch.
They represent the keepalives used to maintain the PVC in an active state.
They represent the physical address of the router attached to a Frame Relay network.
13
Which protocol is paired with its routing classification?
BGP-Interior
EIGRP-Exterior
OSPF-Exterior
RIP-Interior
14
What are the effects of LAN segmentation using a switch? (Choose three.)
dedicated bandwidth between source and destinations
enlarged collision domains
decreased broadcast domains
increased number of collision domains
increased latency in the network
15
When must data be sent by way of the default route?
The destination network is on a different network than the source.
The destination network is not directly connected to the router.
The destination network is a stub network.
There is no entry in the routing table for the destination network.
16
What is the default ISDN encapsulation used on Cisco ISDN routers?
SLIP
PPP
HDLC
VPP
17
Which methods do frame relay switches use to inform DTEs of congestion within the frame relay network?
CCP and LMI
CIR and LATE
DLCI and SPID
FECN and BECN
18
Which statement describes the store and forward transmission mode of an Ethernet switch?
It is also referred to as a hybrid mode or as error sensing mode.
It requires the switch to read the first 64 bytes of an Ethernet frame and then begins to forward the data.
It decreases the latency of the transmission but has very little error detection.
It increases latency with large frames, but error detection is high.
19
What is the purpose of the IOS enable secret command?
to set password protection on incoming Telnet sessions
to set password protection on the console terminal
to allow a user access to User mode
to allow a user to enter a password that will be encrypted
20
Which of the following are true concerning distance vector and link state routing protocols? (Choose 2.)
Distance vector protocols send the entire routing table to directly connected neighbors.
Link state protocols send the entire routing table to all routers in the network.
Distance vector protocols send updates about directly connected neighbors to all networks listed in the routing table.
Link state protocols send updates containing the state of their own links to all other routers on the network.
21
Which type of ACL only checks the source address?
Extended ACL
General ACL
Source ACL
Standard ACL
22
Which of the following is true regarding latency?
CSMA/CD requires no latency.
It is also called asymmetry.
It is based entirely on distance.
Networking devices add to latency.
23
What is the purpose of the show cdp neighbors command?
to display a summary of the configurations of all directly attached Cisco devices
to display information about all Cisco devices that are directly connected to a local device
to display information about all Cisco networks in the WAN
to display addressing information about all remote routers
to display the names of all OSPF neighbors in the local area
24
Which of the following are benefits of creating a subnetwork structure in an IP network? (Choose three.)
permits network address duplication
allows for address flexibility
prevents address replication
provides broadcast containment
adds low-level security
allows for more network hosts available
25
Which of the following improves security in PPP authentication?
LCP
NCP
CHAP
PAP
26
Which statement is correct concerning routing and routed protocols?
A routed protocol allows the routers to communicate with other routers and maintain tables for a routing protocol.
A routing protocol allows routers to communicate with other routers and maintain tables for a routed protocol.
Routers only need to use routing protocols to work properly.
There is no difference between routed and routing protocols.
27
Which method does a router use to build a Frame Relay map?
ARP requests
RARP requests
Inverse RARP requests
Inverse ARP requests
28
Which device allows data communication to occur between VLANs?
bridge
hub
switch
router
29
Routers and switches both perform important tasks in an internetwork. Which of the following are distinguishing differences between them? (Choose two.)
Routers are used more often in LAN topologies than switches.
Routers do not require an initial configuration to operate but switches do.
Routers and switches operate at different layers of the OSI model.
Routers and switches route different sets of protocols.
Routers block broadcasts but switches forward broadcasts.
30
Which networking device performs path determination?
a hub
a switch
a router
a bridge
31
What is the length, in bits, of an Ethernet address?
12
24
32
48
80
128
32
Which functions are carried out by switches and bridges when building the CAM tables? (Choose three.)
builds the table using unknown source MAC addresses from received frames
builds the table using unknown destination MAC addresses from received frames
time stamps the entries for each address
time stamps the BPDU of each frame received
maps switch port numbers with the associated MAC address
maps switch port numbers with the associated network address
33
Refer to the graphic. Which of the following are true regarding the route summary EIGRP would utilize for the networks on RouterA? (Choose two.)
The networks can be summarized with auto-summary.
The network summary must be manually configured.
The default subnet mask can be used to summarize the networks.
The networks can be summarized with 172.16.64.0/26.
The networks can be summarized with 172.16.64.0/27.
The networks can be summarized with 172.16.64.0/28.
34
What transmission channels are provided by an ISDN BRI service?
23 64 kbps B channels and one 64 kbps D channel
30 64 kbps B channels and one 16 kbps D channel
two 56 kbps B channels and one 16 kbps D channel
two 64 kbps B channels and one 16 kbps D channel
two 64 kbps D channels and one 16 kbps B channel
23 64 kbps D channels and one 64 kbps B channel
35
How is the number 225 represented in binary?
11001111
11011011
11110011
11100001
36
An administrator has an older 1900 switch located on the edge of the network. What can the network administrator do to ensure that it does not become the root bridge of the spanning-tree network?
decrease the BPDU hello timer update on the 1900
assign the highest IP address to the switch that should be the root
assign the lowest IP address to new root bridge
assign the lowest priority to the switch that should be the root
assign the highest priority to the new root bridge
decrease the BID on the 1900 switch
37
Company XYZ has a Class B address of 135.166.0.0 and currently has 4 individual segments to subnet. The company will be adding 7 additional segments over this year and 9 additional segments the following year. What subnet mask should be used on the network in order to support the largest number of hosts per subnet?
255.255.224.0
255.255.240.0
255.255.248.0
255.255.250.0
255.255.252.0
38
For which condition will the ARP protocol be used?
The destination IP address is unknown.
The destination MAC address is unknown.
The source IP address is unknown.
The source MAC address is unknown.
39
Which of the following messages are sent from a DHCP server to a client during a successful configuration process? (Choose two.)
DHCPDISCOVER
DHCPOFFER
DHCPREQUEST
DHCPACK
40
Which component designates a device that is not compatible with ISDN and requires a terminal adapter?
NT1
NT2
TE1
TE2
41
The Cake router shown in the graphic has multiple RIP version 2 paths to the network attached to E0 of the Pie router. Which interface on the Cake router will be used to forward a packet from the 192.168.5.0 network to the 192.168.13.0 network?
E0
E1
S0
S1
It will load balance across S0 and S1.
It will load balance across S0, S1 and E1.
42
If the above network has been configured with RIPv2, how many usable host addresses are in the 192.168.10.192 subnet?
0
2
4
6
8
43
Which of the following EIGRP functions is the responsibility of the IP protocol-dependent module (PDM)? (Choose three.)
the calculation of successor and feasible successor routes for IP and IPX traffic
the notification of DUAL when IP routing information is received
the communication of information about IP routes with neighbor routers
the maintenance of the IP routing table
the exchange of hello packets with other IP-enabled routers
the insertion of lowest cost paths into the routing table
44
Which of the following IP addresses are broadcast addresses if the subnet mask is 255.255.255.240? (Choose three.)
75.32.75.15
205.16.35.11
199.254.129.111
129.130.17.143
135.22.55.93
105.33.62.213
45
How many bits are in IPv6 addresses?
16
32
64
96
128
258
46
In an effort to minimize traffic, an administrator decided to keep web traffic from causing the ISDN link to come up by denying WWW traffic to the 192.168.20.5 remote server. Two minutes after making changes to the configuration as shown in the graphic, the administrator notices that web traffic is still passing over the link. What is the most likely cause of the problem?
The dialer-group has not been applied to outbound traffic.
The access-list is incorrectly configured.
Broadcasts are creating "interesting" traffic and keeping the link active.
The command ip access-group 128 out is missing from the bri0/0 interface.
47
What is the term for the cabling that connects the customer premises equipment to the CO switch?
demarc
local loop
final mile
DTE
trunk line
48
What determines how much data a sending station running TCP/IP can transmit before it must receive an acknowledgment?
segment size
transmission rate
bandwidth
window size
sequence number
49
Which fields are common to the TCP and the UDP segments? (Choose two.)
source address
sequence number
acknowledgement number
options
checksum
destination port
50
Which statements about VLANs are true? (Choose three.)
VLANs are restricted to a physical segment.
They are logical groupings of devices.
User hosts can be grouped by function.
VLANs are configured by software.
VLANs are standardized.
51
What is the function of the first phase of PPP negotiation?
link termination
authentication of communicating peers
link establishment and configuration
network layer protocol configuration
52
Which three of the following are uses of access control lists (ACLs)? (Choose three.)
protect hosts from viruses
classify network traffic
provide high network availability
identify interesting traffic for DDR
IP route filtering
monitor the number of bytes and packets
53
Which list contains only routed protocols?
AppleTalk, IP, EIGRP
IP, AppleTalk, IPX
IP, RIP, IPX
IPX, OSPF, EIGRP
54
Which of the following are functions of a WAN? (Choose three.)
permit real-time communication between users
allow users access to high bandwidth
provide full-time local service
provide e-mail and e-commerce services
connect physically adjacent devices
provide access to computers in other locations
55
The switches in the graphic are configured for VTP as shown. Select the statements that correctly describe the operation of these switches. (Choose two.)
A new VLAN can be added to Switch1 and that information will be added only to Switch2.
An existing VLAN can be deleted from Switch2 and that VLAN will be deleted from Switch1 and Switch4.
A new VLAN can be added to Switch4 and that information will be added to Switch1, Switch2, and Switch3.
A new VLAN can be added to Switch1 and that information will be added to Switch2 and Switch4.
A new VLAN can be added to Switch3 and that information will be added to Switch1, Switch2, and Switch4.
An existing VLAN can be deleted from Switch4 and that VLAN will be deleted from Switch1 and Switch2.
56
Which type of handshaking occurs when using CHAP?
one-way
two-way
three-way
four-way
57
What does the ISDN BRI provide?
23 B channels and one 64 kbps D channel
total bit rate up to 1.536 Mbps
two 56 kbps B channels and one 64 kbps D channel
two 64 kbps B channels and one 16 kbps D channel
58
What is the name of that point in a LAN where the responsibility of the network administrator ends and the responsibility of the telco begins?
point of presence
local loop
DTE
demarcation
59
Which of the following is the ISDN Layer 2 signaling protocol?
BRI
PRI
LAPA
LAPD
60
Given a router that has already been configured, what is the correct loading sequence when powering on?
bootstrap, RAM, operating system
bootstrap, configuration file, operating system
bootstrap, operating system, configuration file
operating system, configuration file, RAM
61
All the routers in the network shown in the graphic are part of the same OSPF area. All the routers were powered up simultaneously, except Router E, which was brought online the following day. Which router will be the BDR after the network has converged?
Router A
Router B
Router C
Router D
Router E
62
What is an advantage of the use of layers in the OSI reference model?
It breaks network communications into larger parts.
It increases complexity.
It prevents changes in one layer from affecting other layers.
It requires the use of single-vendor equipment for hardware and software communications.
63
What is the purpose of typing o/r 0x2142 during a password recovery procedure on a 2500 series router?
to restart the router
to bypass the configuration in NVRAM
to view the lost password
to save the changes to the configuration
to enter ROM Monitor mode
64
When using distance-vector routing protocols in a frame relay environment with multiple DLCIs on a single physical router interface, split-horizon issues must be resolved. According to Cisco best practices, what should be configured to manage these issues?
a single network address
multiple LMIs
subinterfaces
multiple IP addresses on the same subnet
65
Which layer is responsible for organizing bits using framing?
Layer 1
Layer 2
Layer 3
Layer 4
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Date Exam was Taken: 07/03/2008
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