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2021 Aug cbt nuggets cisco ccna 640-875 spngn1:
Q31. Refer to the exhibit. Company 1 has merged with Company 2. Company 1 is using RIPv2 as its IGP and Company 2 is using EIGRP as its IGP. EIGRP also is running between R1 and R2 over the WAN link.
Which action must be taken to allow these two configurations?
.
The Company 1 RIP routes appear as external EIGRP routes within Company 2.
.
The Company 2 EIGRP routes appear as RIPv2 routes within Company 1.
A.
Enable RIPv2 on the R2 router.
B.
Enable RIPv2 on the R2 router and on all internal routers of Company 2. Enable EIGRP on all internal routers of Company 1.
C.
Configure mutual route redistribution between RIPv2 and EIGRP on the R1 and R2 routers.
D.
Configure mutual route redistribution between RIPv2 and EIGRP on the R1 router.
E.
Configure mutual route redistribution between RIPv2 and EIGRP on the R2 router.
Answer: D Explanation:
Q32. What is the result of using the Cisco IOS copy tftp: run command?
A. The running configuration on the Cisco IOS device is backed up to the TFTP server.
B. Only new configuration parameters from the saved configuration file on the TFTP server are added to the running configuration. No changes to any existing configuration parameters in the running configuration are made.
C. The running configuration on the Cisco IOS device is replaced with the saved configuration file on the TFTP server.
D. The configuration stored in the TFTP server is merged with the running configuration on the Cisco IOS device.
E. The saved configuration file from the TFTP server is copied to the target configuration.
Answer: D
Explanation:
Q33. Refer to the exhibit.
Which two options are the number of broadcast domains and collision domains shown in the exhibit? (Choose two.)
A. 2 collision domains
B. 4 collision domains
C. 5 collision domains
D. 8 collision domains
E. 2 broadcast domains
F. 4 broadcast domains
G. 5 broadcast domains
H. 8 broadcast domains
Answer: C,E
Explanation:
Q34. Which three IP addresses are valid for hosts that belong to the 10.152.0.0/13 subnet?
(Choose three.)
A. 10.152.0.0/13
B. 10.153.0.1/13
C. 10.158.255.255/13
D. 10.159.255.254/13
E. 10.160.0.1/13
F. 10.161.0.1/13
Answer: B,C,D
Explanation:
Q35. With IPv6, for which purpose are router solicitation and router advertisement used?
A. routing protocol updates
B. routing protocol neighbor peerings
C. router and prefix discovery
D. Layer 3 to Layer 2 address resolution (similar to IPv4 ARP)
Answer: C
Explanation:
Up to the minute 640-875 book:
Q36. Which Cisco IOS XR command is involved in enabling remote access?
A. RP/0/RSP0/CPU0:PE1(config)# router static
B. RP/0/RSP0/CPU0:PE1(config)# line console 0
C. RP/0/RSP0/CPU0:PE1(config)# vrf default
D. RP/0/RSP0/CPU0:PE1(config)# telnet ipv4 server max-servers 20
E. RP/0/RSP0/CPU0:PE1(config)# username CISCO password LAB
Answer: D
Explanation:
Q37. When EIGRP is enabled on Cisco IOS XR, which EIGRP feature is on by default?
A. no auto-summary
B. stub routing
C. unequal cost paths load-balancing
D. no ip eigrp split-horizon
E. eigrp authentication
Answer: A
Explanation:
Q38. Which Cisco IOS XR command presents a list of all interfaces, their Layer 3 address (if configured), and the status of the interface and protocol?
A. RP/0/RSP0/CPU0:PE1# show interface GigabitEthernet 0/0/0/1
B. RP/0/RSP0/CPU0:PE1# show controllers
C. RP/0/RSP0/CPU0:PE1(admin)# show hw-module fpd location all
D. RP/0/RSP0/CPU0:PE1(config)# show bundle
E. RP/0/RSP0/CPU0:PE1(admin)# show platform
F. RP/0/RSP0/CPU0:PE1# show ipv4 interfaces brief
Answer: F
Explanation:
Q39. Which Cisco IOS XR CLI command displays the running state of each line card (including the fan tray) on the Cisco ASR 9000 Series Router?
A. RP/0/RSP0/CPU0:PE1#show platform
B. RP/0/RSP0/CPU0:PE1(admin)#show platform
C. RP/0/RSP0/CPU0:PE1#show hw-module fpd location all
D. RP/0/RSP0/CPU0:PE1(admin)#show hw-module fpd location all
E. RP/0/RSP0/CPU0:PE1#show version
F. RP/0/RSP0/CPU0:PE1(admin)#show version
Answer: B
Explanation:
Q40. Refer to the exhibit.
Which two options are the number of broadcast domains and collision domains shown in
the exhibit? (Choose two.)
A. 1 collision domain
B. 2 collision domains
C. 4 collision domains
D. 7 collision domains
E. 1 broadcast domain
F. 2 broadcast domains
G. 4 broadcast domains
H. 7 broadcast domains
Answer: D,F
Explanation: