Deck 10: Switching and Routing

Question 1

____ are designed to prevent loops in a bridged (switched) LAN.

A) Spinning trees
B) Branching trees
C) Spanning trees
D) Binary trees

Answer 1

C

Question 2

NetBEIU and ARP are examples of ____________________ protocols because they will pass through a switch but not a router.

Answer 2

nonroutable

Question 3

Initially, switches handled frames using a technique called ____.

A) store-and-forward switching
B) crossbar switching
C) store-and-relay switching
D) broadcast switching

Answer 3

A

Question 4

Routing on the Internet is based on the individual networks that are called _________________________.

Question 5

The MAC address and port number are stored in a special high-speed memory called ____.

A) content accessible memory
B) content addressable memory
C) common addressable memory
D) content attainable memory

Question 6

A(n) ____ variable is used to control the lifetime of each entry in the routing table.

A) invalid timer
B) update timer
C) hold-time timer
D) flush timer

Question 7

The ____ is an OSI protocol that specifies how routers communicate with routers in different domains.

A) Internet Routing Protocol
B) Inter-Domain Running Protocol
C) Inter-Domain Routing Protocol
D) Inter-Division Routing Protocol

Question 8

Classless Inter-Domain Routing (CIDR) was initially developed to recover many of the unused addresses in class A and class C networks.

Question 9

When all of the stations in a LAN are connected to a switched port, the network is called a totally or fully switched network.

Question 10

In the ____________________ section, each output port contains an Ethernet transmitter and output frame buffer.

Question 11

Integrated IS-IS is a routing protocol based on the TCP routing protocol.

Question 12

The ____ is an ATM Forum specification for the protocols between switches in a private ATM network.

A) Private Network-Network Interface
B) Private Network-Node Interface
C) Private Node-Network Interface
D) Private Node-Node Interface

Question 13

____________________ switching reduces the latency of a switch tremendously.

Question 14

Ethernet frames contain a source MAC address and a destination MAC address.

Question 15

Each switched port operating in a separate collision domain may contain a maximum size Ethernet network of ____ nodes.

A) 256
B) 512
C) 768
D) 1024

Question 16

The ____ algorithm is a type of routing algorithm that is based on the number of hops in a route between a source and destination computer.

A) distance-vector routing
B) distance-volume routing
C) distance-domain routing
D) domain-vector routing

Question 17

____________________ routing refers to any type of routing that is based on factors other than the selection of the "shortest path."

Question 18

Multi-Protocol Label Switching (MPLS) allows for faster, cheaper IP routers based on Ethernet technology.

Question 19

A ____ is essentially a switch and a router combined into one package.

A) layer 2 switch
B) layer 7 switch
C) layer 4 switch
D) layer 3 switch

Question 20

The ____ is a link-state routing protocol based on IS-IS.

A) NetWare Link State Protocol
B) NetWare Link Services Protocol
C) NetWare Link Layer Protocol
D) NetWare Link Structure Protocol

Question 21

Discuss the difference between hubs versus switches.

Question 23

List five characteristics of a link-state router.

Question 24

Describe the Exterior Gateway Protocol.

Question 25

List the chores that the control logic must perform.

Question 26

List four benefits of either replacing the campus or corporate routers with layer 3 switches or adding layer 3 switching to a router-less network.