Ccna certification Practice Tests

A. BGP

B. OSPF

C. RIPv2

D. EGP

 165.  Which area must be present when using the OSPF routing protocol with multiple areas?

A.  Area 0

B.  Area 1

C.  Area 10

D.  Area 4

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 166.  In the following exhibit, what is Router A called in OSPF terminology?

A

B

C

D

E

F

Backbone area

External

routing

domain

Area 1

Area 2

Area 3

Autonomous system

G

H

A.  Area border router

B.  Autonomous system router

C.  Autonomous system boundary router

D.  Area backup router

 167.  Which multicast address is used by OSPF for neighbor discovery?

A. 224.0.0.9

B. 224.0.0.5

C. 224.0.0.6

D. 224.0.0.7

 168.  In the following exhibit, what are Routers C, D, and E called in OSPF terminology?

A

B

C

D

E

F

Backbone Area

External

routing

domain

Area 1

Area 2

Area 3

Autonomous System

G

H

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A.  Area border routers

B.  Autonomous system routers

C.  Autonomous system boundary routers

D.  Area backup routers

 169.  Which statement is true about OSPF?

A.  OSPF is a distance-vector protocol.

B.  OSPF performs default auto-summarization.

C.  OSPF broadcasts changes to the routing tables.

D.  OSPF updates are event triggered.

 170.  How do Cisco routers determine their router ID (RID)?

A.  The lowest IP address configured on the loopback interfaces

B.  The highest IP address configured on the router

C.  The lowest IP address configured on the router

D.  The highest MAC address configured on the router

 171.  What is the definition of an OSPF link?

A.  Two routers participating in OSPF routing

B.  Two routers that share the same area ID

C.  A routed interface added to the OSPF process

D.  Two routers that share the same AS number

 172.  Which statement is correct about adjacency with OSPF on a broadcast network (LAN)?

A.  An adjacency is formed between routers on the same link.

B.  An adjacency is formed between the designated router (DR) and every neighbor 

router on the same area.

C.  An adjacency is formed between the DR and every router in the same autonomous 

system.

D.  An adjacency is formed between the DR and every router in the same OSPF area.