Chabot CollegeChabot College

Chapter 4 Review QuestionsChapter 4 Review Questions

Semester IIISemester III ELEC 99.09ELEC 99.09

6. Which of the following is likely to cause 6. Which of the following is likely to cause congestion?congestion?

• A. Internet access

• B. Central database access

• C. Video and image transmission

• D. All of the above

• 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 7. Which of the following is not a cause of excessive broadcasts?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

• 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 8. A primary data link layer design goal is the selection of _________ devices, is the selection of _________ devices, such as bridges of LAN switches, used to such as bridges of LAN switches, used to connect ________ media to form LAN connect ________ media to form LAN segments.segments.

• A. Layer 3; Layer 2

• B. Layer 1; Layer 2

• C. Layer 2; Layer 1

• D. Layer 2; Layer 3

• 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 9. Which of the following specifications for 10BaseT is wrong?for 10BaseT is wrong?

• A. Data rate = 10 Mbps

• B. Max length = 400 meters

• C. Signaling method = baseband

• D. Media = Category 5 UTP

• 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 10. Which of the following are benefits of implementating Layer 3 devices in your implementating Layer 3 devices in your LAN: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

• 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 11. Match the following terms with their definitions: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-to-user application

connectivity with reasonable speed and reliability

12. What type of switching occurs when 12. What type of switching occurs when connecting to devices of unlike connecting to devices of unlike bandwidth? bandwidth?

• A. Prometric

• B. Symmetric

• C. Asymmetric

• D. Full-duplex

• A. Prometric

• B. Symmetric

• C. Asymmetric

• D. Full-duplex

13. What similar effect(s) will both the 13. What similar effect(s) will both the router and switch have on a LAN router and switch have on a LAN segment?segment?

• A. Reduced number of broadcasts

• B. Reduced size of collision domains

• C. Increased available bandwidth

• D. Both B and C

• 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 14. What device provides logical segmentation of a LANsegmentation of a LAN

• A. Router

• B. Bridge

• C. Switch

• D. Hub

• A. Router

• B. Bridge

• C. Switch

• D. Hub

• A router provides logical AND physical segmentation

15. In what way does a router segment a 15. In what way does a router segment a LAN?LAN?

• A. Smaller broadcast domains

• B. Creates more logical segments

• C. Reduces bandwidth

• D. Both A and B

• 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 16. Which of the following is not a benefit of implementing Layer 3 devices in your of implementing Layer 3 devices in your LAN?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

• 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 17. Which of the following is an example of an enterprise server?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

• 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 will18. Microsegmentation with switches will

• A. Create additional broadcast domains

• B. Decrease network segments

• C. Create additional collision domains

• D. Both A and C

• 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 19. If an increasing number of broadcasts are causing network congestion, which of are causing network congestion, which of the following could be a solution?the following could be a solution?

• A. A bridge

• B. A router

• C. A switch configured with VLANs

• D. Both B and C

• 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 20. An introduction of a switch will create which of the following?which of the following?

• A. An additional broadcast domain

• B. An additional collision domain

• C. An additional network segment

• D. All of the above

• A. An additional broadcast domain

• B. An additional collision domain

• C. An additional network segment

• D. All of the above