[2017-Sep.-Updated]100% Exam Pass-2V0-642 Dumps PDF Free from Braindump2go[62-72]

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QUESTION 62
In a 3-Tier Data Center design without virtualization, which statement most closely defines the architecture of network services?

A.    Network services such as NAT and firewalls are typically distributed throughout the access layer.
B.    Network services such as routing and firewalls are typically deployed at the L2/L3 boundary.
C.    Network services such as NAT and firewalls are typically deployed in-line with the applications.
D.    Network QoS services such as classification and marking are performed by software in the compute nodes.

Answer: B

QUESTION 63
An administrator wants to implement NSX within the vSphere virtual environment.
Which two statements correctly describe changes that will occur as a result of an NSX deployment? (Choose two.)

A.    Use of ARP will increase in the physical environment.
B.    Use of ARP will decrease in the physical environment.
C.    MAC address table usage will increase in the physical environment.
D.    MAC address table usage will decrease in the physical environment.

Answer: BD

QUESTION 64
NSX provides easy integration with many third-party cloud management platforms (CMPs) through the implementation of which protocol?

A.    SOAP
B.    REST API
C.    SSL
D.    XML

Answer: B

QUESTION 65
Which option shows an advantage of implementing logical firewalls in NSX?

A.    NSX allows segmentation of virtual machines based upon VM names or user identity.
B.    NSX provides traffic forwarding between layer 2 broadcast domains.
C.    NSX allows virtual machine traffic to follow multiple paths to a specific destination.
D.    NSX provides the ability to provide IPv4 and IPv6 dual stack configuration.

Answer: A

QUESTION 66
Which NSX component decreases layer 2 broadcast domains and improves network efficiency and scale?

A.    Logical Switches
B.    Logical Routers
C.    Logical Firewalls
D.    Logical Virtual Private Networks

Answer: B

QUESTION 67
Which NSX component provides the ability to provide East-West distributed routing for virtual machines in different subnets without having to traverse the physical network?

A.    NSX vSwitch
B.    NSX Edge
C.    NSX Controller
D.    NSX Distributed Firewall

Answer: B

QUESTION 68
Which characteristic or feature is required for VXLAN traffic to successfully travel across virtual and physical networks?

A.    Deployment of a three rack design for the compute and network infrastructure support.
B.    A repeatable rack design for scalability.
C.    Network device support for jumbo frames.
D.    Physical VXLAN gateway support in the access layer switches.

Answer: C

QUESTION 69
Which two statements correctly describe Spine-Leaf switch topologies? (Choose two.)

A.    Spine-leaf topologies must utilize layer 3 switching for inter-connectivity.
B.    Spine-leaf topologies can utilize layer 2 or layer 3 switching for inter-connectivity.
C.    Oversubscription, if it occurs, is more likely to be found in the spine switches.
D.    Oversubscription, if it occurs, is more likely to be found in the leaf switches.

Answer: BD

QUESTION 70
Which statement best describes scaling a fault tolerant spine-leaf multipathing fabric architected for an NSX deployment?

A.    Scaling should be performed by replacing 1Gbps links in the architecture with 10Gbps links.
B.    Scaling should be performed by increasing the number of links from each leaf switch to the associated spine switches in the architecture.
C.    Scaling should be performed by increasing the number of spine switches while maintaining point-to-point connectivity between leafs and spines.
D.    Scaling should be performed by using layer 2 switching between the leaf and spine switches.

Answer: C

QUESTION 71
The diagram displays various points where QoS configuration may be used.
 
Based on the diagram, which two statements correctly identify the appropriate QoS usage? (Choose two.)

A.    Location A should provide Trust DSCP.
B.    Location A should provide either Trust DHCP or Set DSCP.
C.    Location B should provide Trust DSCP and Trust COS.
D.    Location B should provide Set DSCP and Set COS.

Answer: BC

QUESTION 72
Which statement is true regarding the configuration of vSphere Standard Switches on ESXi
5.5 hosts?

A.    Additional ports must be manually added to a vSwitch when the configured number of ports has been exhausted.
The host requires a reboot when this configuration change is made.
B.    Additional ports must be manually added to a vSwitch when the configured number of ports has been exhausted.
The host does not require a reboot when this configuration change is made.
C.    Additional ports are automatically added to a vSwitch when the configured number of ports has been exhausted.
The host does not require a reboot when this configuration change is made.
D.    Additional ports are automatically added to a vSwitch as needed, and a set number of ports is not configured.
The host does not require a reboot when this configuration change is made.

Answer: D


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