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Vendor: Cisco
Certifications: CCNA Cyber Ops
Exam Name: Understanding Cisco Cybersecurity Fundamentals
Exam Code: 210-250
Total Questions: 80 Q&As
QUESTION 1
Process-level redundancy is implemented by a system manager process that creates the standby process. What two functions are provided by the system-level process called Qnet Symlink Manager (QSM)? (Choose two.)
A. backing up the information for the broken connections
B. provides common information for connecting processes and services
C. detection of a failed connection
D. provides an abstract name for a process or service
E. distribution of symbolic link information
Correct Answer: DE
QUESTION 2
How do routers in an IS-IS Level-1 domain exit to reach other Level-1 domains? (Choose two.)
A. Level-1 routers use default routes announced by Level-2 routers in Level-1 domain
B. Level-1 routers use default routes installed based on ATT bit (Attach Bit) in announcements from Level-1-2 router
C. Level-1 routers use specific routes, for other Level-1 domain, announced by Level-1-2 router by route leaking feature of Cisco IOS
D. Level-1 routers use specific routes, for other Level-1 domain, announced by Level-2 router by route-leaking feature of Cisco IOS
Correct Answer: BC
QUESTION 3
Which three of these are optical channel data unit (ODU) overhead fields? 210-250 dumps (Choose three)
A. general communication channel 0 (GCC0)
B. section monitoring
C. reserved (RES)
D. general communication channels 1 and 2 (GCC1 GCC2)
E. tandem connection monitoring activation deactivation (TCM ACT)
Correct Answer: CDE
QUESTION 4
Which statement about OSPF ASBR summary LSA is true?
A. It is generated by an ASBR and indicates the reachability to an ABR located in another area.
B. It is generated by ABR and indicates the reachability to an ASBR located in another AS.
C. It is generated by ABR and indicates reachability to itself.
D. It is generated by ABR and indicates the reachability to an ASBR located in another area.
E. It is generated by an ASBR and indicates the reachability to an ABR.
Correct Answer: D
QUESTION 5
What is one of the primary overhead fields associated with the Optical Payload Unit (OPU)?
A. path monitoring
B. tandem connection monitoring activation deactivation (TCM ACT)
C. Payload Structure Identifier (PSI)
D. multiframe alignment signal (MFAS)
E. section monitoring
Correct Answer: C
QUESTION 6
Which information is carried in the OSPFv3 intra-area Prefix LSA?
A. All link-local addresses
B. All IPv6 prefix and topology information that OSPFv2 included in Router LSA and Network LSA
C. List of options associated with the link to all other routers attached to the link
D. All prefix-specific information that OSPFv2 included in Router LSA and Network LSA
Correct Answer: D
QUESTION 7
What three major tasks are performed by a Designated Intermediate System in an ISIS pseudonode environment? (Choose three.)
A. updating the pseudonode LSP
B. maintaining pseudonode link-state information
C. creating the pseudonode LSP
D. flooding LSPs over the LAN
E. election of the pseudonode
Correct Answer: ACD
QUESTION 8
In optical channel transport unit overhead (OTU OH), what are general communication channels 1 and 2 (GCC1/GCC2) used for? 210-250 dumps
A. for trail trace identification
B. as the backward defect indicator
C. to transmit information between OTU termination points
D. to extend command and management functions over several frames
E. General communication channels 1 and 2 (GCC1/GCC2) do not belong to OTU OH.
Correct Answer: E
QUESTION 9
Which statement about OSPF authentication is true?
A. To enable OSPF authentication in a network, OSPF area 0 authentication must be enabled first.
B. The payload of OSPFv3 packets contains no authentication information.
C. OSPFv3 supports Advanced Encryption Standard
D. OSPFv3 uses router ID as a key to encrypt OSPF hello packets.
E. OSPF MD5 authentication uses TCP, and Plan Test authentication uses UDP.
Correct Answer: B
QUESTION 10
If two routers, both reachable from one another, originate functionally equivalent type 2 external LSAs (i.e. same destination, cost and non-zero forwarding address). Which of the following statements would apply?
A. Only the LSA generated by the lowest RID ASBR will exist in the network
B. Two LSAs will exist in the network for this destination, but only the one generated by the highest RID ASBR will be used
C. Two LSAs will exist in the network for this destination, and both will be used
D. Only the LSA generated by the highest RID ASBR will exist in the network
Correct Answer: D
QUESTION 11
What is the minimum hardware configuration of the multishelf Cisco CRS-1 system?
A. One route processor (RP) card and one modular services card (MSC)
B. One distributed route processor (DRP) and one S13 fabric card (SFC)
C. One line card chassis (LCC) and one fabric card chassis (FCC)
D. One route processor (RP) and one fabric card chassis (FCC)
E. One line card chassis (LCC) and one S13 fabric card (SFC)
Correct Answer: C
QUESTION 12
Which statement about Software Maintenance Upgrade is true?
A. CRS-1 SMU can be applied to a different platform, and vice versa.
B. SMU is an executable code for running a process or libraries that are shared between the different processes.
C. SMUs for each release are individually downloadable from Cisco.com and come in the form of a tar ball.
D. SMUs provide software fixes for critical network down and qualification blocking issues. Therefore, every software defect has a corresponding SMU.
E. SMUs are release-specific. If an issue affects multiple platforms or releases, an SMU is built separately for each release and each platform.
Correct Answer: E
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