200-120 Sample Question

QUESTION NO: 1

What are three benefits of implementing VLANs? (Choose three.)

A. A higher level of network security can be reached by separating sensitive data traffic from other
network traffic.
B. A more efficient use of bandwidth can be achieved allowing many physical groups to use the
same network infrastructure.
C. A more efficient use of bandwidth can be achieved allowing many logical networks to use the
same network infrastructure.
D. Broadcast storms can be mitigated by increasing the number of broadcast domains, thus
reducing their size.
E. Broadcast storms can be mitigated by decreasing the number of broadcast domains, thus
increasing their size.
F. VLANs make it easier for IT staff to configure new logical groups, because the VLANs all belong
to the same broadcast domain.
G. Port-based VLANs increase switch-port use efficiency, thanks to 802.1Q trunks.

Answer: A,C,D

QUESTION NO: 2

Which Layer 2 protocol encapsulation type supports synchronous and asynchronous circuits and
has built-in security mechanisms?

A. HDLC
B. PPP
C. X.25
D. Frame Relay

Answer: B