Deck 5: Devices for Connecting Networks

Question 1

Token ring networks can contain a maximum of ____ source-route bridges.

A)two
B)three
C)seven
D)fourteen

Answer 1

C

Question 2

____ communications are continuous bursts of data controlled by a clock signal that starts each burst.

A)Synchronous
B)Buffered
C)Asynchronous
D)Timed

Answer 2

A

Question 3

The method used by a repeater to close down a segment is called ____.

A)partitioning
B)formatting
C)signing
D)scanning

Answer 3

A

Question 4

A bridge does not have the ability to look at frame addresses.

Question 5

____ provide bridging capacity along with the ability to increase the bandwidth on existing networks.

A)Switches
B)Bridges
C)Hubs
D)MAUs

Question 6

A(n)____ domain consists of segments of an Ethernet network in which two or more computers can transmit at the same time.

A)communication
B)network
C)collision
D)impact

Question 7

A bridge performs three important functions: ____, filtering, and forwarding.

A)learning
B)scanning
C)translating
D)routing

Question 8

Routing Information Protocol (RIP)can determine the best path to take when different options are available, such as Ethernet versus Fast Ethernet.

Question 9

____ sends only the portion of the routing table that pertains to its most immediate router links, which is called the "link-state routing message."

A)RIP
B)The spanning tree algorithm
C)BGP
D)OSPF

Question 10

A DSL modem user employs the full bandwidth of his or her line.

Question 11

Networks that contain two or more bridges use the ____ algorithm to bridge frames and to set up a system of checks performed by bridges.

A)shortest path
B)spanning tree
C)all paths
D)longest path

Question 12

The term ____ typically refers to a software or hardware interface that enables two different types of networked systems or software to communicate.

A)switch
B)router
C)gateway
D)brouter

Question 13

There should be no more than two Class II repeaters between any two end nodes.

Question 14

A hub is a central network device that connects network nodes such as workstations and servers in a physical ____ topology.

A)bus
B)mesh
C)ring
D)star

Question 15

A ____ is a standard for connecting all kinds of peripherals, such as keyboards, mice, printers, modems, NICs, scanners, cameras, and backup and storage devices.

A)PS/2 connector
B)USB
C)DB-25 connector
D)DB-9 connector

Question 16

The cables used to connect the MAUs together are called ____ cables.

A)ring
B)patch
C)lobe
D)daisy-chain

Question 17

____ routing requires routing tables, which are set up by the network administrator and which specify fixed paths between any two routers.

A)Static
B)Source
C)Dynamic
D)Destination

Question 18

The spanning tree algorithm allows only one path to each network segment in a bridged network.

Question 19

A(n)____ bridge is used to segment network traffic for the purpose of reducing bottlenecks.

A)intelligent
B)translational
C)local
D)source

Question 20

The ____ rate is the number of changes per second in the wavelength of the signal transmitting the data.

A)byte
B)bit
C)transfer
D)baud

Question 21

What four Physical layer functions can a repeater perform?

Question 22

What functions are performed by the intelligence software in managed hubs?

Question 23

How are internal and external cable modems implemented?

Question 24

A(n)____ server combines several types of WAN communications into one device.

A)access
B)client
C)exchange
D)remote

Question 25

Identify six functions performed by a hub.

Question 26

Identify five functions generally performed by routers.

Question 27

Communication over the copper wire used in DSL technologies is ____.

A)half-duplex
B)simplex
C)full-duplex
D)reflex

Question 28

In relation to an ISDN, a(n)____________________ converts a digital signal to a protocol that can be sent over a digital telephone line.

Question 29

What are the similarities and differences between cable modems and DSL adapters?

Question 30

The ____ is a physical interface between a network device, such as a router, and a T-carrier line.

A)intelligent adapter
B)channel service unit
C)terminal adapter
D)data service unit

Question 31

A(n)____________________ is a network device that acts as a bridge in one circumstance and as a router in another.

Question 32

One cable run that connects a group of subscribers to the cable hub can handle a maximum bandwidth of ____.

A)256 Kbps
B)3 Mbps
C)30 Mbps
D)100 Mbps

Question 33

A(n)____________________ connects two or more cable segments and retransmits any incoming signal to all other segments.

Question 34

______________________________ is a digital technology that uses an intelligent adapter to send a digital signal over a telephone wire.

Question 35

A(n)____ communicates using upstream and downstream frequencies (channels)that are already allocated by a cable service.

A)terminal adapter
B)DCE
C)intelligent adapter
D)cable modem

Question 36

How does store-and-forward switching work?

Question 37

Describe the terms active hub and passive hub as applied to a multistation access unit (MAU).

Question 38

A(n)____________________ is a network device that connects one LAN segment to another.

Question 39

By using dynamic routing protocols, what five tasks may routers automatically perform?

Question 40

____ routers connect ATM, ISDN, frame relay, high-speed serial, and X.25 networks.

A)Local
B)Bridge
C)Global
D)Remote

Question 42

How is DSL connected on networks?