EMT Practice Test

1. Question Content...

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Question1: A network administrator wants to disable physical interfaces 13-24 on an ArubaOS switch. How can the administrator do this?

Question2: A company has a single routing protocol environment.
What is one reason to use OSPF routing instead of static routing?

Question3: 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?

Question4: 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?

Question5: 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?

Question6: A network administrator wants to form a cluster with several Aruba Instant APs. What is required to achieve this goal?

Question7: What is one benefit that Aruba AirWave can provide to a customer with ArubaOS switches?

Question8: 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?

Question9: 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?

Question10: For which task does a network administrator need to access the enable context on an ArubaOS switch?

Question11: Refer to the exhibit.

Based on the output shown in this exhibit, which statement is true about the 10.0.0.2 neighbor?

Question12: 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?

Question13: 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?

Question14: Which configuration settings for an ArubaOS switch must be deleted from a physical interface before it can be associated with a Virtual Switching Framework (VSF) link?

Question15: What is a valid setup for a Virtual Switching Framework (VSF) fabric?

Question16: 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?

Question17: 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?

Question18: 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?

Question19: 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?

Question20: A network administrator implements a wireless network that uses three wireless APs. The administrator wants to ensure that users can roam seamlessly from one AP to another. Which type of wireless network should the administrator implement?

Question21: Which settings should match on physical interfaces before a network combines them in a link aggregation?

Question22: A network administrator wants to pre-configure new MSTP region settings on ArubaOS switches, and then apply the new settings at a later time. How can the administrator pre-configure the settings?

Question23: 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?

Question24: 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?

Question25: A network administrator enters this command in an ArubaOS switch CLI:
Switch(config)# ip route 0.0.0.0/0
The CLI shows this error:
Incomplete input: 0.0.0.0/0
How can the administrator find a valid way to complete the command?

Question26: Refer to the exhibit.

A network administrator logs in to the CLI of a Virtual Switching Framework (VSF) fabric and enters the command shown in the exhibit.
What does the output reveal?

Question27: What often happens when a Layer2 broadcast domain has a loop?

Question28: Which standard for wireless connectivity supports the fastest data rates and Multi-User Multiple Input/ Multiple Output (MU MIMO)?

Question29: 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?

Question30: Why would a network administrator use strict provisioning to configure the standby member in a Virtual Switching Framework (VSF) fabric?

Question31: Refer to the exhibit.
Exhibit 1.

Exhibit 2.

Which devices can communicate with each other at Layer 2?

Question32: 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?

Question33: 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?

Question34: A network administrator plans two interfaces for a Virtual Switching Framework (VSF) link. Which best practice should the administrator follow?

Question35: 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?

Question36: 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?

Question37: What is a requirement for links to successfully participate in an aggregated link?

Question38: 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?

Question39: Which technology can provide automated network optimization for unified communication applications such as Skype for Business?

Question40: How does a wireless network differ from a wired network?

Question41: How does a switch treat a link aggregation?

Question42: 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?

Question43: 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?

Question44: 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?

Question45: Which type of 802.11 wireless network can be hosted by an endpoint device such as a laptop?

Question46: 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?

Question47: 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?

Question48: What is true about the community string used for SNMPv1 and SNMPv2c?

Question49: 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 cost 3 and administrative distance 110

Through 10.1.0.2 with cost 3 and administrative distance 110

How does the way the switch handles traffic destined to 10.1.20.0/24 change with the introduction of OSPF?

Question50: A network administrator creates a local user account and assigns that account to the Level-9 authorization group. The administrator tests the group assignment and is able to successfully log in with the local user credentials. However, the administrator is able to enter all the commands rather than only the commands permitted by the Level-9 group.
How can the administrator resolve this issue?

Question51: Refer to the exhibit.

Based on the exhibit, what is the problem?

Question52: 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?

Question53: Refer to the exhibit.
Exhibit 1.

Exhibit 2.

Exhibit 3.

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

Question54: 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?

Question55: 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?

Question56: Two switches are members of a Virtual Switching Framework (VSF) fabric.
Which statement correctly describes how the switches handle routing?

Question57: Refer to the exhibit.

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

Question58: A company wants a modular switch for the core layer of its mid-sized campus. The switch requires 32 10 G ports in a single switch with the ability to scale in the future. Which ArubaOS switches series is best suited for this role?

Question59: A network administrator needs to configure a static route.
What should the administrator use as the next hop address?

Question60: A network administrator needs to set up a static LACP link aggregation. How should the administrator configure the VLAN settings for the link aggregation?

Question61: 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?

Question62: How can a network administrator configure an ArubaOS switch to automatically assign the correct tagged VLANs to a port when an Aruba AP connects to that port?

Question63: Which ArubaOS switch feature treats multiple ports as one logical port?

Question64: 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?

Question65: 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?