CCNP Chapter 3 Test Questions
with 100% Correct Answers
Which two statements are correct about OSPF route summarization? (Choose two.) -
Answer-The metric of the summary route is equal to the lowest cost network within the
summary address range.
The area 51 range 172.0.0.0 255.0.0.0 command identifies area 51 as the area that
contains the range of networks to be summarized.
Which two statements are true about inter-area and intra-area routes in multi-area
OSPF? Choose two. - Answer-Intra-area route is always preferred over an inter-area
route
An internal router will add the cost to reach a specific ABR to the cost announced in a
type 3 LSA
In which two types of areas will the ABR forward LSA 3s into an area? Choose two. -
Answer-Normal area
Stub area
Which of the following statements are true regarding OSPFv3? Choose two. - Answer-
Uses a 32-bit router ID for configuring OSPFv3 for IPv4 and IPv6
Uses IPv6 to transport OSPFv3 messages for IPv4 and OSPFv3 messages for IPv6
Refer to the exhibit. What destination address will RTB use to advertise LSAs? -
Answer-224.0.0.6
What does the Cisco IOS use to calculate the OSPF cost to a destination network? -
Answer-bandwidth
Which two statements are true about multiarea OSPF? (Choose two.) - Answer--A stub
area does not accept information from outside the OSPF autonomous system.
-ABRs maintain a separate link-state database for each area to which they are
attached.
What are two reasons for creating an OSPF network with multiple areas? (Choose two.)
- Answer-- to reduce SPF calculations
- to reduce use of memory and processor resources
For OSPF, which three options must be the same within the hello packet that is
exchanged between two adjacent routers? - Answer-- area ID
with 100% Correct Answers
Which two statements are correct about OSPF route summarization? (Choose two.) -
Answer-The metric of the summary route is equal to the lowest cost network within the
summary address range.
The area 51 range 172.0.0.0 255.0.0.0 command identifies area 51 as the area that
contains the range of networks to be summarized.
Which two statements are true about inter-area and intra-area routes in multi-area
OSPF? Choose two. - Answer-Intra-area route is always preferred over an inter-area
route
An internal router will add the cost to reach a specific ABR to the cost announced in a
type 3 LSA
In which two types of areas will the ABR forward LSA 3s into an area? Choose two. -
Answer-Normal area
Stub area
Which of the following statements are true regarding OSPFv3? Choose two. - Answer-
Uses a 32-bit router ID for configuring OSPFv3 for IPv4 and IPv6
Uses IPv6 to transport OSPFv3 messages for IPv4 and OSPFv3 messages for IPv6
Refer to the exhibit. What destination address will RTB use to advertise LSAs? -
Answer-224.0.0.6
What does the Cisco IOS use to calculate the OSPF cost to a destination network? -
Answer-bandwidth
Which two statements are true about multiarea OSPF? (Choose two.) - Answer--A stub
area does not accept information from outside the OSPF autonomous system.
-ABRs maintain a separate link-state database for each area to which they are
attached.
What are two reasons for creating an OSPF network with multiple areas? (Choose two.)
- Answer-- to reduce SPF calculations
- to reduce use of memory and processor resources
For OSPF, which three options must be the same within the hello packet that is
exchanged between two adjacent routers? - Answer-- area ID
