Which frequency offers the highest bandwidth?
a- 5 GHz
b- 2.4 GHz الموضوع الأصلى من هنا: منتديات سيسكو التعليمية | كن بين الخبراء ! http://www.ciscovb.com/vb/t6814.html#post33737
c- 900 MHz
d- 800 MHz
Multipath propagation may result in:
a- Down fade
f- Data Corruption
Power over Ethernet may work in two different modes, A or B.
What makes them different?
a- A can supply more power than B
b- A uses data wires, B uses spare wires
c- A supplies a higher voltage than B
d- A only works with wireless devices
A switch receives a frame whose source address is already listed in the Port-Address table. What will the switch do?
a- Delete the table entry
b- Verify the port number
c- Drop the frame
d- Reset the timer of this entry
e- Send a broadcast
f- Send the frame back
Imagine you were the system administrator of a Local Area Network with about 40
PCs and a few printers. Your network uses a star topology with 4 hubs and UTP Cat 6
cabling, running Ethernet 100BaseTX. However, your measurements show that the
maximum data rate is less than 40 Mbps instead of the expected 100 Mbps.
1- What is most likely the cause of the problem?
2- What do you have to do to increase the data rate?