WorksheetsTopologies, Hubs and Switches
Total questions: 20
Worksheet time: 20mins
Name
Class
Date
1.
A topology uses hubs or switches as a central point of connection:
a)
Bus topology
b)
Star topology
c)
Ring topology
d)
Mesh topology
2.
The bus topology cable ends with ................. that used to absorb unwanted signals.
a)
Hubs
b)
Terminators
c)
Switches
d)
Servers
3.
a message (packet) used in ring topology to avoid collisions:
a)
Terminators
b)
Hubs
c)
Token
d)
MSAU
4.
A topology that has no single point of failure because of redundant cables and devices:
a)
Bus topology
b)
Star topology
c)
Ring topology
d)
Mesh topology
5.
FDDI (Fiber Distributed Data Interface) is an advanced technology that allows data to move in both directions at the same time. Its main topology is:
a)
Bus Topology
b)
Ring Topology
c)
Star Topology
d)
Mesh Topology
6.
What kind of cables that bus topology usually use?
a)
10 Base T
b)
10 Base 5
c)
100 Base TX
d)
1000 Base FX
7.
MSAU stands for:
a)
Multi Station Access Unit
b)
Model Switch Access Unit
c)
Multiple Signal Added Unit
d)
Multiple Switch Added Unit
8.
Device that causes broadcasting and collision domains is:
a)
Hub
b)
Switch
c)
Router
d)
Repeater
9.
Time that message takes to reach the destination:
a)
Latency
b)
Bandwidth
c)
Time To Live
d)
Time Trip Round
10.
The hub usually sends the message to all devices inside the network. This process is called:
a)
Multicasting
b)
Broadcasting
c)
Unicasting
d)
Selective Forwarding
11.
Using the hubs, the devices in the network will:
a)
Share the bandwidth
b)
Have collision-free network
c)
Dedicated bandwidth
d)
Have a scalable network
12.
Switches provide Full-duplex communication. This means:
a)
Messages move in one direction at the same time
b)
Messages move in both directions at the same time
c)
Messages sent to all devices in the same time
d)
Messages sent to one device in one time
13.
Switches send messages from one host to another one. This is called:
a)
Selective Forwarding
b)
Broadcasting
c)
Multicasting
d)
Streaming
14.
The process where switches forward the message directly once it reaches the switch is called:
a)
Selective forwarding
b)
Store and forward
c)
Cut through
d)
broadcasting
15.
The process where the switch store the message, check if it is error-free, then forward it, is called:
a)
Selective forwarding
b)
Cut through
c)
Store and forward
d)
Broadcasting
16.
The process that switches do to map between host's MAC address and connected port is called:
a)
Learning
b)
Flooding
c)
Aging
d)
Filtering
17.
If the switch didn't know the address of destination, What the switch will do?
a)
Learning
b)
Flooding
c)
Aging
d)
Filtering
18.
If the source MAC address of a message is not added in the MAC table, what the switch will do?
a)
Add source MAC address to MAC table.
b)
Drop the message.
c)
Send message to all devices.
d)
Change the source MAC address of the message.
19.
When the switch allow or prevent forwarding the message according to security reasons, this is called:
a)
Learning
b)
Flooding
c)
Aging
d)
Filtering
20.
Aging is the process of:
a)
Adding MAC addresses to the MAC table after specific time.
b)
Removing MAC addresses from the MAC table after specific time
c)
Change MAC addresses in the MAC table after specific time.
d)
Remove MAC table after specific time
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