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Basic CCNP Routing MCQ

1. A device that joins multiple wired and/or wireless networks in a home office is a ________.

Modules

Packet

Router

Gateway

Answer

Correct Answer: Router

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2. When too many packets are present in the subnet, and performance degrades then it leads to?

Ingestion

Congestion

Digestion

Diffusion

Answer

Correct Answer: Congestion

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3. When routers are being inundated by packets that they cannot handle, they just throw them away is known as

Jitter control

Random early detection

Choke packets

Load shedding

Answer

Correct Answer: Load shedding

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4. The routing algorithm within each network is

Routing information protocol

Exterior gateway protocol

Interior gateway protocol

Middle gateway protocol

Answer

Correct Answer: Interior gateway protocol

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5. Each packet is routed independently in

Virtual circuit subnet

Short circuit subnet

Datagram subnet

ATM subnet

Answer

Correct Answer: Datagram subnet

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6. If a datagram router goes down then

All packets will suffer

Only those packets which are queued in the router at that time will suffer

Only those packets which are not queued in the router at that time will suffer

No packets will suffer

Answer

Correct Answer: Only those packets which are queued in the router at that time will suffer

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7. The method of Broadcast routing in which each packet contains either a list of destinations or a bit map indicating the desired destinations is

Reverse Path forwarding

Spanning tree

Multidestination

Flooding

Answer

Correct Answer: Multidestination

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8. In link state routing, after the construction of link state packets new routes are computed using

Bellman Ford algorithm

DES algorithm

Dijkstra's algorithm

Leaky bucket algorithm

Answer

Correct Answer: Dijkstra's algorithm

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9. In distance vector routing algorithm, each router maintains a separate routing table with the following entries .

Preferred input line , estimated time

Preferred input line, estimated distance

Preferred output line, estimated time

Preferred output line, router

Answer

Correct Answer: Preferred output line, estimated time

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10. In which routing method do all

Distance Vector

Link Vector

Shortest path

Link State

Answer

Correct Answer: Link State

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11. In distance vector routing algorithm, the routing tables are updated

By exchanging information with the neighbors

Automatically

Using the backup database

By the server

Answer

Correct Answer: By exchanging information with the neighbors

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12. Which of the following routing algorithm takes into account the current network load?

Broadcast

Shortest path

Flooding

Distance vector routing

Answer

Correct Answer: Distance vector routing

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13. In distance vector routing the delay metric is

Number of hops

Geographical distance

Number of neighbors

Queue length

Answer

Correct Answer: Queue length

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14. In AODV routing algorithm for MANETs, the route is discovered at time

Only when the network is established

In middle of the transmission

When there is a need for route by the host

When there is no need for route by the host

Answer

Correct Answer: When there is a need for route by the host

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15. What is the routing algorithm used in MANETs?

Shortest Path First

Routing Information Protocol

Distance Vector Protocol

Ad hoc On - demand Distance Vector Protocol

Answer

Correct Answer: Ad hoc On - demand Distance Vector Protocol

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