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350-401 VOL3 > 350-401 VOL3 > Flashcards

350-401 VOL3 Flashcards

1
Q

Which of the following statements regarding the use of Bidirectional Forwarding Detection (BFD)
in a Cisco SD-WAN environment are true?

A

A. BFD can not be disabled on SD-WAN routers.
C. In addition to link failure detection, it is also used to measure loss and latency used by
application aware routing.

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2
Q

Which of the following statements are true regarding the Link Management Protocol (LMP) when
used in the Cisco Stackwise virtual link? (Select two)

A

B. It negotiates the version of the virtual header
C. It verifies link integrity via bidirectional forwarding

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3
Q

Which Cisco Locator/ID Separation Protocol (LISP) device receives packets from core facing
devices and either decapsulates the LISP packets or routes them natively?

A

B. ETR

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4
Q

You have configured router R1 with multiple VRF’s in order to support multiple customer VPN
networks. If you wanted to see the best path for the 10.2.1.0.24 route in VRF Green, what
command would you use?

A

A. show ip route vrf Green 10.2.1.0

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5
Q

What is the fundamental difference between a Type 1 hypervisor and a Type 2 hypervisor in a
virtualized environment?

A

A. Type 1 hypervisors run directly on the hardware and type 2 hypervisors require an
underlying operating system.

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6
Q

Which of the following are benefits from implementing the use of VXLAN’s in a network? (Choose
two)

A

A. Increased scalability since VXLAN extends the IF field to 24 bits, providing up to 16 million
unique ID values.
D. Supports Equal Cost Multi-pathing (ECMP) so that load balancing over multiple links can
be used.

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7
Q

Which component of TCP defines the maximum packet size that a host interface is able to accept
on ingress?

A

D. MRU

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8
Q

Which of the following are examples of Type 2 hypervisors? (Select three)

A

B. Oracle VirtualBox
C. Oracle Solaris Zones
E. Microsoft Virtual PC

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9
Q

EIRP (Effective Isotropic Radiated Power) is the actual amount of signal leaving the antenna. It is
a measurement value in db and is based on which three components? (Select three)

A

A. Transmit Power
C. Cable Loss
D. Antenna Gain

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10
Q

A switch is attached to router R1 on its gig 0/0 interface. Fort security reasons, you want to
prevent R1 from sending OSPF hellos to the switch. Which command should be enabled to
accomplish this?

A

D. R1(config-router)#passive-interface Gig 0/0

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11
Q

What are some of the key differences between HSRPv1 and HSRPv2? (Choose two)

A

B. HSRP uses a group range of 0-255, while HSRP uses a group range of 0-4095.
C. HSRPv1 uses seconds based timers, while HSRPv2 uses milliseconds based timers.

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12
Q

Which of the following are valid Port Aggregation Protocol (PAgP) modes? (Select two)

A

D. Auto
E. Desirable

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13
Q

Which of the following are true statements regarding the Virtual Router Redundancy Protocol
(VRRP) feature? (Select two)

A

A. Pre-emption is enabled by default
D. Secondary IP addresses are supported with VRRP

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14
Q

You want to securely implement the Network Time Protocol (NTP) on your network. What two
mechanisms are available to secure NTP? (Select two)

A

B. MD5 authentication keys
D. access-group configuration

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15
Q

Which Cisco EIGRP K-values are set to zero by default? (Select three)

A

B. Load
D. Reliability
E. MTU

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16
Q

What type of antenna was used to create this radiation pattern?

A

B. Patch

17
Q

What are the four stages of obtaining an IP address lease from a DHCP server?

A

D. Discover, Offer, Request, Acknowledge

18
Q

Which of the following also needs to be configured to correctly filter this route?

A

A. “ip prefix-list ROUTE seq 20 permit 0.0.0.0/0 le 32”
B. “distribute-list prefix ROUTE in” under the OSPF process

19
Q

A new multicast server is being added to an existing PIM Sparse mode network. Which device in
this network must the new server register with before its multicast traffic can be dispersed
throughout the network?

A

D. Rendezvous Point (RP)

20
Q

A wireless client is receiving a signal with a strength of -70 dBM. If the noise floor is -82 dBm,
what would be the calculated Signal to Noise Ratio (SNR)?

A

A. 10 dB

350-401 VOL3 (1 decks)

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