Which two pieces of information are necessary to compute SNR? (Choose two.)

Answer(s): B,D

https://community.cisco.com/t5/wireless-mobility-documents/snr-rssi-eirp-and-free-space-path-loss/ta-p/3128478

Which OSPF network types are compatible and allow communication through the two peering devices?

Answer(s): B

https://www.freeccnaworkbook.com/workbooks/ccna/configuring-ospf-network-types

Refer to the exhibit.
Which statement about the OSPF debug output is true?

The output displays OSPF hello messages which router R1 has sent or received on interface Fa0/1.
The output displays all OSPF messages which router R1 has sent or received on all interfaces.
The output displays all OSPF messages which router R1 has sent or received on interface Fa0/1.
The output displays OSPF hello and LSACK messages which router R1 has sent or received.

Answer(s): A

Which statement about multicast RPs is true?

RPs are required only when using protocol independent multicast dense mode.
RPs are required for protocol independent multicast sparse mode and dense mode.
By default, the RP is needed periodically to maintain sessions with sources and receivers.
By default, the RP is needed only to start new sessions with sources and receivers.

Answer(s): D

https://www.cisco.com/c/en/us/td/docs/ios/solutions_docs/ip_multicast/White_papers/rps.html

Free Cisco® 350-401 Exam Braindumps (page: 30)