[2017 New] Pass 200-150 Exam By Training Lead2pass New VCE And PDF Dumps (81-90)
Lead2pass 2017 August New Cisco 200-150 Exam Dumps!
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Following questions and answers are all new published by Cisco Official Exam Center: https://www.lead2pass.com/200-150.html
QUESTION 81
On which two components of a router can a copy of a running-configuration file be saved manually by an engineer for backup purposes? (Choose two.)
A. NVRAM
B. Flash
C. ROM
D. RAM
E. DRAM
Answer: AB
QUESTION 82
Which VTP mode disallows the creation of local VLANs?
A. transparent
B. tunneling
C. server
D. client
E. off
F. native
Answer: D
Explanation:
“A VTP client behaves like a VTP server and transmits and receives VTP updates on its trunks, but you cannot create, change, or delete VLANs on a VTP client. VLANs are configured on another switch in the domain that is in server mode.” http://www.cisco.com/en/US/docs/switches/lan/catalyst3560/software/release/12.2_52_se/c onfiguration/guide/swvtp.html#wp1205076
QUESTION 83
Which layer of the OSI model is associated with the reliable transmission of datagrams?
A. Datagram
B. Routing
C. Network
D. Data link
E. Transport
F. Transmission
G. Session
Answer: E
Explanation:
http://en.wikipedia.org/wiki/Transport_layer
QUESTION 84
Which three options describe routers compared to switches? (Choose three.)
A. use IP address tables for information lookup
B. concerned with packet forwarding
C. operate at Layer 3 of the OSI model
D. operate at Layer 2 of the OSI model
E. use MAC address tables for information lookup
F. concerned with the local delivery of frames
Answer: ABC
QUESTION 85
Which four statements indicate unique properties of VLAN 1 on Cisco Nexus switches? (Choose four.)
A. VLAN 1 is used to flood multicast traffic.
B. VLAN 1 cannot be deleted.
C. VLAN 1 is used for Cisco Discovery Protocol.
D. VLAN 1 is used for VTP advertisements.
E. VLAN 1 defines a collision domain.
F. VLAN 1 defines a broadcast domain.
Answer: BCDF
QUESTION 86
At which layer of the OSI model does TCP operate?
A. 1
B. 2
C. 3
D. 4
E. 5
Answer: D
Explanation:
http://en.wikipedia.org/wiki/OSI_model
QUESTION 87
Which two layers of the OSI model are combined in the Internet protocol suite network access layer? (Choose two.)
A. 1
B. 2
C. 3
D. 4
E. 5
F. 6
G. 7
Answer: AB
Explanation:
http://en.wikipedia.org/wiki/Internet_protocol_suite
QUESTION 88
A switch is configured to be part of a VTP domain so that its VLAN database is not affected by any changes in the domain. Which mode should be configured on this switch?
A. client
B. transparent
C. server
D. neutral
Answer: B
QUESTION 89
What action does a switch take if the destination MAC address is unknown?
A. Discard frame
B. Send ICMP unreachable message to source
C. Flood packet on all ports
D. Compare destination IP address against an ACL to determine if it is permitted
E. Send gratuitous ARP on all ports and wait for reply before forwarding
Answer: C
Explanation:
“What happens though when the switch receives a frame with a destination MAC address that is not included in the table? In that case the switch will just broadcast/flood the frame with the unknown destination address to all of its ports (apart from the port where the frame came from). This process is called unknown unicast flooding. ” http://telconotes.wordpress.com/2013/03/09/how-a-switch-works/
QUESTION 90
A network administrator is tasked with creating a switched virtual interface for VLAN 100 on a new Cisco Nexus switch. Which two commands does the network administrator need? (Choose two.)
A. feature interface-vlan
B. interface vlan 100
C. feature private-vlan
D. interface 100
E. interface mgmt 100
Answer: AB
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