Question 1

What is the technology that allows a TCP/IP stack to transmit frames up to 64 kB in size, even in the event that the interface is unable to transmit such a frame?

Accepted Answer

A)  TSO
B)  TCP
C)  SNMP A

Question 2

What is the networking standard that allows the use of VLAN tagging?

Accepted Answer

A)  803.1q
B)  802.1q
C)  802.1w
D)  803.1w B

Question 3

Guy, a VMware administrator, is trying to create a vNetwork Distributed Switch but is unable to do so. He is unable to view the option to create the switch when in the ESX host's configuration section. Where should Guy create a vNetwork Distributed Switch?

Accepted Answer

A)  Only from the direct console of the vCenter server
B)  vNetwork switches can only be created on initial install of vCenter.
C)  On the virtual machine configuration settings page
D)  From the Networking inventory section in the vSphere client D

Question 4

What is the maximum number of hosts per vNetwork Distributed Switch?

Accepted Answer

A)  8
B)  18
C)  12
D)  64

Question 5

What is a possible reason for setting the "Promiscuous Mode" of a vSwitch to "Accept"?

Accepted Answer

A)  It allows packets from different sources to arrive in the correct order.
B)  It allows for network sniffers to be used on a vSwitch.
C)  It allows for NLB multicast mode to work correctly.
D)  It allows MAC address changes to occur.

Question 6

John, a VMware administrator, has set up a VMkernel port to allow for the protection and migration of virtual machines using vMotion. However, when a junior administrator attempts to vMotion a virtual machine to another host to allow for maintenance to occur, he is unsuccessful. What is the most likely explanation for this failure?

Accepted Answer

A)  There is only one physical NIC attached to the vSwitch that the VMkernel port resides on.
B)  John has not selected the option when creating the VMkernel port to allow it to be used for vMotion.
C)  The physical switch does not support vMotion.
D)  The Ethernet cable is not Cat 6.

Question 7

IPv6 is supported for a VMKernel interface.

Accepted Answer

A) True 
 B)False

Question 8

An ESXi host requires a service console interface for IP-based storage.

Accepted Answer

A) True 
 B)False

Question 9

What are the two methods used to detect network link failure in a vSwitch?

Accepted Answer

A)  Explicit link status
B)  Link status only
C)  Beacon assist
D)  Beacon probing

Question 10

What is the number of ports created when you choose the option to automatically create a default port group on a vNetwork Distributed Switch?

Accepted Answer

A)  256
B)  128
C)  96
D)  16
E)  0

Question 11

When configuring two virtual servers to run Microsoft Network Load Balancing in unicast mode, what option should be selected in the Notify switches option of a vSwitch?

Accepted Answer

A)  Yes
B)  No
C)  Partial
D)  Retry

Question 12

What is the maximum total number of virtual network switch ports per ESX host?

Accepted Answer

A)  4096
B)  4088
C)  2012
D)  2048

Question 13

John, a VMware administrator, is trying to change the settings of the service console connection but is unable to do so. What is the reason for this?

Accepted Answer

A)  There is only one service console port.
B)  The ESX host is in lockdown mode.
C)  SSH is not enabled on the host.
D)  Fault tolerance is enabled for the host.

Question 14

What is the maximum number of 10Gb Intel Ethernet ports you can connect to an ESX host?

Accepted Answer

A)  8
B)  6
C)  12
D)  4

Question 15

What is the most efficient way of migrating multiple virtual machines from a standard switch to a vNetwork Distributed Switch?

Accepted Answer

A)  It is not possible to migrate more than one virtual machine at a time.
B)  You can use third-party tools to achieve this.
C)  You can use the Migrate Virtual Machine networking option in the networking inventory.
D)  Select the virtual machines from the VM inventory, right-click and chose Migrate Networking.

Question 16

What is the maximum number of service console ports you can create on an ESX host?

Accepted Answer

A)  16
B)  8
C)  2
D)  4
E)  64

Question 17

What VLAN ID would you enter if you required a port group on a vStandard Switch to see all traffic on any VLAN?

Accepted Answer

A)  4095
B)  0

Question 18

What is the maximum number of e1000 NICs Ethernet ports (Intel PCI-x) allowed on an ESX host?

Accepted Answer

A)  16
B)  32
C)  128
D)  127

Question 19

When using vNetwork Distributed Switches, what is the maximum number of distributed virtual network switch ports per vCenter instance?

Accepted Answer

A)  6012
B)  4098
C)  6000
D)  512

Question 20

What is the maximum number of PCI VMDirectPath devices per host?

Accepted Answer

A)  4
B)  2
C)  12
D)  6
E)  8

Exam 2: ESX I Networking