EMT Practice Test

1. Question Content...

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Question1: Refer to the exhibits.
Exhibit 1

Exhibit 2

A network administrator wants to create a backup IP route to 10.1.20.0/24 on Switch-1. The backup route should use Link2, and it should only be used if Link1 is down.
What is the correct setup to accomplish this?

Question2: How does a switch treat a link aggregation?

Question3: Refer to the exhibit.

Based on the exhibit, what is the problem?

Question4: A network administrator discovers and then authorizes several ArubaOS switches in Aruba AirWave.
Immediately after the administrator authorizes the switches, AirWave cannot communicate with the switches anymore.
What should the administrator do to restore communication?

Question5: The network administrator wants to know which device, type, and manufacturer is connected to port 10 on an Aruba 3810 switch.
Which command could provide this information?

Question6: A network administrator wants to be able to access an Aruba Instant cluster at the same IP address even if the current master fails.
How can the administrator achieve this goal?

Question7: A network administrator configures OSPF in a network with ArubaOS switches. The administrator is concerned that a rogue device might connect to an access layer switch and introduce OSPF routes to the company's routing topology. The access VLANs do not contain additional routers.
What should the administrator do so switches do not form an adjacency with rogue devices on the access VLANs?

Question8: A Virtual Switching Framework (VSF) fabric is configured to use LLDP-MAD.
Which action does the standby member take if it sends a probe but receives no response?

Question9: Refer to the exhibit.
Exhibit 1.

Exhibit 2.

A network administrator needs to set up DHCP relay in a switched network comprised of ArubaOS switches. Switch A and Switch B have the IP settings in Exhibit 2, and no static or dynamic routes. Switch B is the DCHP server's default gateway. The administrator correctly configures the IP helper address on Switch A.
However, when the DHCP client attempts to acquire an IP address in VLAN 10, the process fails.
What does the administrator need to do to solve this problem?

Question10: A server connects to a port on an ArubaOS switch. The network administrator wants to ensure that the port remains forwarding during MSTP topology changes, and changes in the port status do not cause MSTP topology changes.
Which statement describes how the administrator can accomplish this?

Question11: A network administrator enters this command on an ArubaOS switch with IP routing enabled:

This is the only IP route to 0.0.0.0/0 on the switch.
What is the effect?

Question12: An ArubaOS switch operates at its factory default settings. A network administrator connects the switch to a VLAN with a DHCP server. The switch-to-switch connection carries untagged traffic. The administrator wants to use Telnet log in to the switch CLI.
How should the administrator contact the switch and log in?

Question13: A network administrator wants to form a cluster with several Aruba Instant APs. What is required to achieve this goal?

Question14: Which security benefit does SNMPv3 offer that SNMPv2 does not offer?

Question15: A network administrator connects an Aruba Instant AP (IAP) to an ArubaOS switch but cannot connect the AP to the Instant cluster that exists. The administrator wants to check the IAP management IP address and software version from the ArubaOS switch CLI. To obtain this information, what should the administrator ensure is enabled on the switch and switch interfaces?

Question16: Which type of 802.11 wireless network can be hosted by an endpoint device such as a laptop?

Question17: A network administrator has copied new software to an ArubaOS switch and placed this software in the secondary flash location. The switch is currently booting from the primary location. The administrator wants the switch to start using the new software.
What should the administrator do to accomplish this?

Question18: A company has an Aruba 5400R switch, switch 1, at the network core of its campus. This switch routes all traffic for the campus and is the RSTP root. The company now wants to add another Aruba 5400R switch to the core in order to enhance resiliency. The company wants to use the option that provides the best Layer 2 and Layer 3 resiliency and also the simplest setup.
What should the administrator do to add the new 5400R switch?

Question19: A network administrator needs to complete the initial setup on an ArubaOS switch with the use of remote access. How can the network administrator do this?

Question20: A company has a single routing protocol environment.
What is one reason to use OSPF routing instead of static routing?

Question21: A network administrator prepares an ArubaOS switch to be monitored and managed by AirWave.
Which credentials are required for AirWave to change configuration settings on the switch?

Question22: Refer to the exhibit.

The link between Core-1 and Core-2 shown in the exhibit fails, and some users lose connectivity. What should the network administrator do to prevent this issue in a situation such as this?

Question23: What is a valid setup for a Virtual Switching Framework (VSF) fabric?

Question24: What is one benefit that Aruba AirWave can provide to a customer with ArubaOS switches?

Question25: An ArubaOS switch operates at factory default settings. A network administrator enters this command:
Switch (config)# password operator plaintext mysecret
How does the switch now control access to the CLI through the console port?

Question26: Which settings should match on physical interfaces before a network combines them in a link aggregation?

Question27: Refer to the exhibit.

The student A client needs to connect to FTP Server B.
Student A sends the necessary ARP request and receives a reply.
Which destination MAC address does the Student A client use in the FTP packet to FTP Server B?

Question28: Refer to the exhibit.

Prior to implementing OSPF on the network, an ArubaOS switch had the IP routing table shown in the exhibit.
The network administrator then sets up OSPF in the network. The switch calculates these OSPF routes to
10.1.20.0/24:
Through 10.1.0.1 with cost2 and administrative distance 110

Through 10.1.0.2 with cost3 and administrative distance 110

Through 10.1.0.3 with cost4 and administrative distance 110

How does the switch now handle traffic that is destined to the 10.1.20.0/24 network?

Question29: Two switches are members of a Virtual Switching Framework (VSF) fabric.
Which statement correctly describes how the switches handle routing?

Question30: Member1 is the commander of a Virtual Switching Framework (VSF) fabric. A power distribution causes member 1 to go down. Now the network administrator wants to rejoin member1 to the VSF fabric and make member1 the commander again.
What should the administrator do?

Question31: An ArubaOS switch provides PoE+ to several Aruba APs. Users might also connect PoE devices to this switch. In a situation where the switch PoE capacity is exceeded, the network administrator wants to ensure that the switch continues to power the APs in preference to other devices.
What should the administrator do to achieve this goal?

Question32: Refer to the exhibit.

The network administrator enters this command:
Switch(config)# ip route 172.16.2.0/30 192.168.1.100 metric 1 distance 1 Why does this route fail to appear in the IP routing table?

Question33: Refer to the exhibits.
Exhibit 1

Exhibit 2

A network uses RSTP, as shown in the exhibits. The network administrator wants switches to use the link that connects to Core-2 to forward some of the traffic. The administrator enters these commands on every switch shown in the exhibit:

The administrator then discovers that the links to Core-2 still did not forward any traffic.
What should the administrator do to enable these links to carry traffic?

Question34: A network administrator is in the context in an ArubaOS switch CLI:
Switch (vlan10)#
The administrator wants to leave the configuration context with a single command/ Which command should the administrator enter?

Question35: Refer to the exhibit.

Assume that Student A's ARP table is empty. Student A prepares to send an FTP packet to FTP Server B and needs to discover the proper destination MAC address.
For which IP address does Student A send an ARP request?

Question36: A network administrator uses the console to access an ArubaOS core switch and wants to find the management IP address of another ArubaOS switch that is currently connected to port B1. Which information should the administrator review?

Question37: An interface on an ArubaOS switch did not receive any BDPUs and has the spanning tree auto-edge setting. What describes the effect of this setting?

Question38: A network administrator needs to set up a static LACP link aggregation. How should the administrator configure the VLAN settings for the link aggregation?

Question39: A network administrator wants to download a configuration from an ArubaOS switch. The administrator does not have local access to the switch and wants to copy the configuration in a secure manner that prevents eavesdroppers from reading the configuration. Which two options can the administrator use to copy the configuration?

Question40: Refer to the exhibit.

A network administrator views the configuration files on an ArubaOS switch and sees the output in the exhibit. The administrator enters this command:
Switch# boot system flash primary config config2
After the switch boots, the administrator makes some configuration changes and saves the configuration with the write memory command. The administrator then enters this command:
Switch# boot
After the switch boots, the configuration changes just made are not present.
How can the administrator restore the configuration with the changes?

Question41: Which technology enables a network administrator to group users by logical function instead of physical location, reduce bandwidth waste by limiting broadcast traffic, and improve security by isolating users at Layer2?

Question42: Refer to the exhibit.
Exhibit 1.

Exhibit 2.

Exhibit 3.

How many MSTP regions exist in the topology shown in the exhibit?

Question43: For which task does a network administrator need to access the enable context on an ArubaOS switch?

Question44: Which technology can provide automated network optimization for unified communication applications such as Skype for Business?

Question45: What is a requirement for links to successfully participate in an aggregated link?

Question46: A network administrator plans to set up a WLAN on an Aruba Instant cluster. The WLAN uses WPA/WPA2 Enterprise security. The administrator wants no authenticate users locally on the cluster.
How should the administrator configure me credentials?

Question47: Refer to the exhibit.

A network administrator installs a new aggregation and access layer in a campus network. All users in this area belong to the same VLAN. The administrator plugs the switches into the network with the factory default configurations.
Which protocol must the administrator configure to prevent broadcast storms?

Question48: Refer to the exhibit.

MSTP is implemented in the topology shown in the exhibit, and all the switches are in the same region.
The network administrator does not want to use the Internal Spanning Tree (IST) or instance 0 for production traffic.
How many non-IST spanning tree instances does this network need in order to have effective load sharing on the uplinks from the access switches?

Question49: A network administrator wants to see the VLANs supported on one ArubaOS switch interface and if those VLANs have tagged or untagged assignments. What should the administrator do to find this information?

Question50: Refer to the exhibit.
Exhibit 1.

Exhibit 2.

Which devices can communicate with each other at Layer 2?

Question51: Refer to the exhibit.

Endpoint A sends broadcast ARP requests.
Where are these requests received?

Question52: A network administrator just received two switches and wants to use the plug-and-play method to establish a Virtual Switching Framework (VSF) fabric with the fewest steps possible.
What must the administrator do to establish the fabric in this way?

Question53: Refer to the exhibit.
Exhibit 1.

Exhibit 2.

Assume that Switch-2 is correctly configured for OSPF.
Which additional step must the administrator take to enable Switch-1 to advertise 192.168.2.0/24 to Switch-2?

Question54: Refer to the exhibit.

Device 1 needs to send traffic to Device 2, and it sends an ARP request in preparation.
Which devices process this ARP request?

Question55: A network administrator needs to configure a static route.
What should the administrator use as the next hop address?

Question56: A network administrator wants to place desktops connected to an ArubaOS switch in VLAN5. The desktops have no awareness of VLANs. How should the administrator assign desktops to the VLAN?

Question57: Refer to the exhibit.
Exhibit 1.

Exhibit 2.

The routing configuration must support this behavior:
Server 1 and Server 2 communicate over Link 1 when Link 1 is up.
If Link 1 fails, Server 1 and Server 2 can continue to communicate over the path through Switch-3.
What must the network administrator change to meet these criteria?