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[Nov.-2016-New]Download CCNA 640-911 Exam Questions from Braindump2go[NQ181-NQ190]

2016/11 New CCNA Data Center 640-911 DCICN: Introducing Cisco Data Center Networking Exam Questions Updated Today!
Free Instant Download 640-911 Exam Dumps (PDF & VCE) 220Q&As from Today!

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1.|2016/11 New 640-911 Exam Dumps (PDF & VCE) 220Q&As Share:

2.|2016/11 New 640-911 Exam Questions & Answers:

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.)

B.    Flash
C.    ROM
D.    RAM
E.    DRAM

Answer: AB

What is a main function of a Layer 2 switch in a network?

A.    It breaks a large broadcast domain into smaller ones.
B.    It merges small collision domains in a large one.
C.    It breaks a large collision domain into smaller ones.
D.    It creates Virtual LANs for traffic segregation and security.
E.    It manages traffic using dynamic routing protocols.

Answer: C

What two statements about functions within the OSI layer model are true? (Choose two.)

A.    data at Layer 3 is referred to as a Frame
B.    routing function happen at Layer 3
C.    network layer is responsible for assigning a MAC address to NIC
D.    ARP is a Layer 2 protocol
E.    encryption of data happens at the Transport Layer

Answer: BD

What network device is considered an invisible wire?

A.    router
B.    hub
C.    switch
D.    bridge

Answer: B

What network topology consists of each node connecting to a central device?

A.    bus
B.    mesh
C.    star
D.    spine and leaf

Answer: C

An engineer wants to repurpose a Cisco Nexus 7010 Switch for use in a lab and needs to restore the switch to factory defaults. Which two commands are required? (Choose two.)

A.    write erase boot
B.    write erase debug
C.    copy running-config startup-config
D.    reboot
E.    reload
F.    copy startup-config running-config

Answer: AE

Refer to the exhibit. In which two ways does the routing table direct traffic? (Choose two.)

A.    The router receives a default route via a dynamic routing protocol.
B. is the IP address of a local interface.
C. is the IP address of the neighbor router that is locally connected.
D. is the IP address of the directly connected neighbor.
E.    The gateway of last resort is statically configured.

Answer: AB

Which option is the proper shortened representation of the IPv6 address FDFA:0000:0000:2314:00BA:AF34:0:0121?

A.    FDFA::2314:BA:AF34:0:121
B.    FDFA::2314::BA:AF34:0:0121
C.    FDFA::2314:BA:AF34:121
D.    FDFA::2314:BA:AF34::121

Answer: A

Which three options represent a subnet mask that allows for 60 host addresses on a subnet? (Choose three.)

A.    /25
C.    /26
F.    /28
G.    /30

Answer: ABC

A network engineer configures several VLANs using NX-OS and wants to save the changes. Which commands are used to save this configuration?

A.    write memory
B.    copy run start
C.    write terminal
D.    copy start run

Answer: B


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