2016 November Cisco Official New Released 640-911 Dumps in Lead2pass.com!
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Following questions and answers are all new published by Cisco Official Exam Center: http://www.lead2pass.com/640-911.html
Which transport protocol requires a three-way handshake to establish a new connection?
“To establish a connection, TCP uses a three-way handshake.” http://en.wikipedia.org/wiki/Transmission_Control_Protocol
What is the subnet mask for the network 172.16.0.0/21?
What is the dotted hexadecimal representation of the IP address 188.8.131.52?
What is the decimal value of the hexadecimal number 0x718?
Dotted decimal 0.0.7.24
Click on either Cisco Nexus 7010 in the topology to gain console access.
Use the “show VTP password” command, one side is set to cisco the other is cisco123.
N7010-C1 cannot ping 192.168.10.91 because it lacks a Layer 2 address to which to map.
Consult the routing table (for the next-hop address), and then consult the ARP table (for the MAC address).
Which three terms are used to describe data at Layers 1, 2, and 4 of the OSI model? (Choose three.)
Bits -1 layer
Frames – 2 layer
Segments – 4 layer
Which two layers of the OSI model are combined in the Internet protocol suite application layer? (Choose two.)
Which two layers of the OSI model are combined in the Internet protocol suite network access layer? (Choose two.)
In an IEEE 802.3 Ethernet frame, what is the significance of the DSAP field?
A. The DSAP field specifies the TCP or UDP port that is associated with the transport protocol.
B. The DSAP field is only used on United States Department of Defense networks to indicate the
information classification level.
C. The DSAP field is only used in Ethernet II frames.
D. The DSAP field indicates the network layer protocol.
Which field in an Ethernet II frame performs the same function as the DSAP field in an 802.3 Ethernet frame?
A. start of frame
C. frame check sequence
D. Subnetwork Access Protocol
E. Logical Link Control
Which option is an example of a distance vector routing protocol?
“Examples of distance-vector routing protocols include RIPv1 and RIPv2 and IGRP.” OSPF, IS-IS
– link-state routing protocols. ARP – address resolution protocol.
Which option is an example of an advanced distance vector routing protocol?
“The Enhanced Interior Gateway Routing Protocol (EIGRP) is an advanced communications protocol that helps automate routing decisions on a computer network.”
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640-911 new questions on Google Drive: https://drive.google.com/open?id=0B3Syig5i8gpDQVhxZ2ZFWXF4b2s
2016 Cisco 640-911 exam dumps (All 220 Q&As) from Lead2pass:
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