Nokia 4A0-113 Exam Questions Instant Access

Question 1

When are virtual links used in OSPF?

AWhen two areas need to communicate and there is no area 0.

BWhen an area needs to traverse another area to reach area 0.

CWhen two areas are connected to area 0, but there is no direct path between them.

DWhen an area needs to connect directly to another area without using area 0.

Answer : B

Question 2

From the list below select the statements that describe the behavior of link state information aging. (Choose 2)

AThe age for newly created link state information is set to 0 for OSPF and 1200 for IS-IS

BThe age for newly created link state information is set to 1200 for OSPF and 0 for IS-IS

CThe age is incremented or decremented as it is flooded from router to router and as it is held in the topological database.

DThe age is incremented or decremented only as it is held in the topological database and not as it is flooded router to router.

Answer : A, C

Question 3

What are the default Hello and Dead timer intervals for OSPF on the Nokia 7750 SR?

A5 and 15 seconds

B10 and 30 seconds

C5 and 20 seconds

D10 and 40 seconds

Answer : D

Question 4

In which of the following types of areas does an OSPF router not set the E bit in its Type 1 LSA?

ANot so stubby area

BStub area

CBackbone area

DNormal area

Answer : B

Question 5

What is the source IP address in an OSPF update?

A224.0.0.5

B224.0.0.6

CThe unicast IP address of the interface the update is being sent on.

DThe system address of the router

Answer : C

Question 6

Which of the following best describes the type of packets used by OSPF routers to exchange updates on a point-to-point link?

AIP packets sent to an IP multicast address.

BTCP packets sent to an IP multicast address.

CIP packets sent to an IP unicast address.

DUDP packets sent to an IP multicast address.

Answer : A

Question 7

An OSPF ASBR must have at least one interface in the backbone area (area 0)

ATrue

BFalse

Answer : B

Nokia OSPF Routing Protocol 4A0-113 Exam Questions