Information Technology Reference
In-Depth Information
16.
Link redundancy and infrastructure services are design considerations for which layers?
a.
Core layer
b.
Distribution layer
c.
Access layer
d.
All of the above
17.
Which of the following are server connectivity methods in the server farm?
a.
Single NIC
b.
EtherChannel
c.
Content switch
d.
All of the above
18.
What is the recommended method to connect the distribution switches to the core?
a.
Redundant triangle links
b.
Redundant cross-connect links
c.
Redundant Layer 3 squares
d.
Redundant Layer 2 links
19.
A campus network of four buildings is experiencing performance problems. Each
building contains 400 to 600 devices, all in one IP subnet. The buildings are con-
nected in a hub-and-spoke configuration back to building 1 using Gigabit Ethernet
with multimode fiber. All servers are located in building 1. What do you recommend
to improve performance?
a.
Connect all buildings in a ring topology.
b.
Implement multiple VLANs in each building.
c.
Move servers to the buildings.
d.
Use single-mode fiber to make the Gigabit Ethernet links faster.
20.
What of the following is true about data link layer broadcasts?
a.
Not controlled by routers
b.
Not forwarded by routers
c.
Not forwarded by switches
d.
Not controlled by VLANs
