Chabot College
Chapter 4 Review Questions
Semester III
ELEC 99.09
6. Which of the following is likely to cause
congestion?
• A. Internet access
• B. Central database access
• C. Video and image transmission
• D. All of the above
7. Which of the following is not a cause
of excessive broadcasts?
• A. Too many client packets looking for
services
• B. Too many server packets
announcing services
• C. Too many routing table updates
• D. Too many network segments
8. A primary data link layer design goal
is the selection of _________ devices,
such as bridges of LAN switches, used to
connect ________ media to form LAN
segments.
• A. Layer 3; Layer 2
• B. Layer 1; Layer 2
• C. Layer 2; Layer 1
• D. Layer 2; Layer 3
9. Which of the following specifications
for 10BaseT is wrong?
• A. Data rate = 10 Mbps
• B. Max length = 400 meters
• C. Signaling method = baseband
• D. Media = Category 5 UTP
10. Which of the following are benefits of
implementating Layer 3 devices in your
LAN:
• A. Allows segmentation of the LAN into
unique physical and logical networks
• B. Filters data-link broadcasts and
multicasts and allows for WAN connectivity
• C. Provides logical structure to the network
• D. All of the above
11. Match the following terms with their
definitions:
• Functionality
Networks should
facilitate monitoring
• Scalability
Networks must be able to grow
without major changes to overall
design
• Adaptability
Networks must be able to
incorporate new technologies
• Manageability
Network must provide user-touser application connectivity with
reasonable speed and reliability
12. What type of switching occurs when
connecting to devices of unlike
bandwidth?
• A. Prometric
• B. Symmetric
• C. Asymmetric
• D. Full-duplex
13. What similar effect(s) will both the
router and switch have on a LAN
segment?
• A. Reduced number of broadcasts
• B. Reduced size of collision domains
• C. Increased available bandwidth
• D. Both B and C
14. What device provides logical
segmentation of a LAN
• A. Router
• B. Bridge
• C. Switch
• D. Hub
• A router provides logical AND physical
segmentation
15. In what way does a router segment a
LAN?
• A. Smaller broadcast domains
• B. Creates more logical segments
• C. Reduces bandwidth
• D. Both A and B
16. Which of the following is not a benefit
of implementing Layer 3 devices in your
LAN?
• A. Allows segmentation of the LAN into
unique physical and logical networks
• B. Allows for WAN connectivity
• C. Provides logical structure to the
network
• D. Increase the size of the LAN
17. Which of the following is an example
of an enterprise server?
• A. CAS server at a large company
• B. DNS server for a school district
• C. Administrative records (grades and
transcripts) server at a school
• D. Payroll and accounting server
18. Microsegmentation with switches will
• A. Create additional broadcast
domains
• B. Decrease network segments
• C. Create additional collision domains
• D. Both A and C
19. If an increasing number of broadcasts
are causing network congestion, which of
the following could be a solution?
• A. A bridge
• B. A router
• C. A switch configured with VLANs
• D. Both B and C
• Broadcast containment
20. An introduction of a switch will create
which of the following?
• A. An additional broadcast domain
• B. An additional collision domain
• C. An additional network segment
• D. All of the above