Cisco 400-151 Free Practice Questions 2021

NEW QUESTION 1
Which two statements about enhanced zoning are true? (Choose two）

• A. It does not enforce the default zone setting throughout the fabric
• B. When you begin a session, the switch locks the entire fabric to implement the change
• C. It retrieves the actication results and the nature of the problem from the local switch only
• D. References to the zone are used by the zone sets as required after you define the zone
• E. It performs all configurations with multiple configuration sessions

Answer: BD

NEW QUESTION 2
A network architect must migrate the legacy infrastructure switches of a customer from a Cisco
Nexus 9000 platform. Which process helps achieve this milestone?

• A. Create a container providing separate execution space
• B. Manage software upgrades via guest shell
• C. Allow guests temporary access to the CLI without logging in
• D. Set up a web-based interface for configuration management

Answer: A

NEW QUESTION 3
vPC+ is configured between two Cisco Nexus 5600 Servers Switches. Which type of VLANS can be added to a trunk on a vPC port Channel?

• A. Native VLANs only
• B. Classical Ethernet VLANs only
• C. FabricPath VLANs only
• D. Only FabricPath encapsulated frames can be sent out of the interface

Answer: C

NEW QUESTION 4
Refer to the exhibit.

How many virtual adapters (vNIC and vHBA) can be added to this host?

• A. 128
• B. 130
• C. 256
• D. 258

Answer: C

NEW QUESTION 5
Refer to the exhibit.

Which condition executes the Add DNS server task"?

• A. true
• B. failed
• C. undefined
• D. false

Answer: C

NEW QUESTION 6
Refer to the exhibit.

An admin wants to bring online a new leaf node into their ACI fabric. Before registering the leaf node, the admin checks the current status arid sees this output.
Which option is the reason for the admin to see this output?

• A. The wrong catalog firmware is running on the APIC.
• B. This output is expected until the admin registers the leaf node and assigns it a role.
• C. The leaf node is yet to be physical connected to the fabric.
• D. The DHCP server running on the APIC has failed and thus the leaf node has not been able to obtain an IP address.
• E. This output is expected until the admin registers the leaf node with an ID and name.

Answer: E

NEW QUESTION 7
Refer to the exhibit.

Which two types of encapsulations can used in each switching mode. When utilizing the Cisco
Application Virtual Switch in ACL fabric? (Chooes two)

• A. No local switching : VXLAN
• B. No local switching :vlan or vxlan
• C. Local switching : VXLAN
• D. Local switching : VLAN
• E. Local switching: VLAN OR VXLAN

Answer: AE

NEW QUESTION 8
Which statement about network ports in a UCS fabric interconnect is true?

• A. Network posts have BPDU Guard enabled.
• B. Network posts do not trunk any VLANs unless they are overridden in VLAN Manager.
• C. Network posts trunk all VLANs unless they are overridden in VLAN Manager.
• D. Network posts are placed into a port channel automatically.
• E. Network posts do not trunk any VLANs unless they are overridden in a pin group.

Answer: C

NEW QUESTION 9
Which three statements are true about redistribution of routes from L3Outs in an ACI Fabric?
(Choose 3)

• A. Routes are not redistributed to leaf switches where the same VRF is present
• B. ACI fabric runs MP-BGP
• C. Security import subnets control the forwarding of packets into and out of L3Out connections(data plane)
• D. Routes learned from L3Outs on border leaf switches are not redistributed into MP-BGP at the ingress lead.
• E. Route control subnets control the exchange of routing information (Prefixes) into and out of the fabric (control place)
• F. The routes are advertised to all external Layer 3 Outside connections

Answer: BCE

NEW QUESTION 10
Which two statements about the Cisco Fibre Channel Domain feature and persistent FC IDs are true? (Choose two.)

• A. A persistent FC ID that is assigned to an F Port cannot be moved across interfaces if the same persistent FC ID is to be maintained.
• B. When persistent FC IDs are enabled, FC IDs cannot be changed after a reboot.
• C. If you connect to the switch from a Windows host, be sure to enable the persistent FC ID feature in the VSAN that connects these hosts.
• D. The current FC IDs in use in the fcdomain are saved across reboots.
• E. Entries that the switch has learned must be manually acknowledged to be stored in the FCDomain FCID database.

Answer: BD

NEW QUESTION 11
Which three editing optional of Cisco UCS Director workflow are valid? (Choose three)

• A. Rename a workflow
• B. Reorder inputs
• C. Change an input from mandatory to optional
• D. change priority of a workflow
• E. Edit tasks in the workflow
• F. Delete inputs

Answer: ABF

NEW QUESTION 12
Which three options are valid sources for Cisco UCS monitor sessions? (Choose three)

• A. VLAN
• B. vNIC
• C. vHBA
• D. VSAN
• E. uplink FC interface
• F. pin group

Answer: CDE

NEW QUESTION 13
Which statement about enhanced zoning is true?

• A. It cannot move back to basic zoning from enhanced zoning without a clean wipe and restore of the switches in the fabric.
• B. It does not support fWWN-based membership in the standard interop mode (interop mode 1).
• C. It provides a vendor ID along with a vendor-specific type value to uniquely identify a member type.
• D. Changes to the zoning database and subsequent distribution require reactivation of the zone set.

Answer: C

NEW QUESTION 14
Which description of how to enable the Flex Flash Controller auto-sync function on the B200M4 blade is true?

• A. Configure a storage policy for FX3S
• B. Configure a storage connection policy to use auto-sync
• C. Configure a local disk policy for FlexFlash
• D. Enable auto-sync in the servers > inventory > storage subtab

Answer: D

Explanation: https://www.cisco.com/c/en/us/td/docs/unified_computing/ucs/ucs-manager/GUI-User-Guides/Storage-Mgmt/3-1/b_UCSM_GUI_Storage_Management_Guide_3_1/b_UCSM_GUI_Storage_Management_Guide_3_ 1_chapter_01011.pdf

NEW QUESTION 15
A VPC stretched from two leaf switches up to an ASA firewall you are configuring the VPC as anL3out interface in a Cisco ACI fabric. How is the Layer 3 configuration applied?

• A. A separate SVI must be configured in the ACI fabric and the VLAN of the SVI must be allowedon the VPC trunk configuration
• B. Each endpoint of the VPC must be configured with an IP address in the same range
• C. The VPC configuration itself must be seen as a Layer 2 Portchannel stretching over two devices.A subinterface in the port channel configuration
• D. Each link must be configured as a Layer 3 link

Answer: A

NEW QUESTION 16
Which two statements about the dynamic load balancer mode in ACI are true? (Choose two)?

• A. The default DLB mode is “conservative”
• B. The aggressive DLB mode has a longer flowlet timeout interval
• C. The aggressive mode flowlettimeaut is a relatively higher value
• D. DLB adjusts the traffic allocations according to congestion levels
• E. The aggressive DLB mode has a shorter flowlet timeout interval

Answer: DE

NEW QUESTION 17
Which two statements about UCS switch mode are true? (Choose two)

• A. Disjoint Layer 2 networks are supported only when the Ethernet switching mode of the fabric interconnects is configured for switch mode.
• B. Switch mode is the default Ethernet switching mode.
• C. Broadcast packets flood out of all ports except the port that it was received on.
• D. Server-to-server multicast and broadcast traffic is sent through all uplink ports in the same VLAN.
• E. Ethernet switching mode must be used only if the fabric interconnect is connected directly to a router.

Answer: CD

NEW QUESTION 18
Which option is a data modeling language used to model configuration and state data of network elements?

• A. NETCONF
• B. SNMPv4
• C. YANG
• D. RESTCONF

Answer: C

NEW QUESTION 19
Refer to exhibit,

which two statements about spanning tree are true? (Choose two)

• A. This switch generates BPDUs for a VPC
• B. BPDUs from a VPC are processed on this switch
• C. BPDUs are sent to the peer Switch for processing
• D. BPDUs received on this switch are dropped because Type 2 inconsistency issues
• E. This switch cannot generate BPDUs for a VPC

Answer: CE