IS 3120 CHAPTER 7

Question 1

A collection of standard components that connect with one another to provide a complete cabling solution.

Answer 1

Structured cabling systems

Question 2

The logical layout of a network

Answer 2

Topology

Question 3

1. Which of the following is not a main requirement that new technology must meet?
2. Availability
3. Usability
4. Expandability
5. Affordability

Answer 3

Expandability

Question 4

2. The original Ethernet specification defined a LAN using which type of cabling?
3. Coaxial
4. UTP
5. STP
6. Fiber optic

Answer 4

Coaxial

Question 5

3. Which is the lowest category of twisted-pair cabling that supports 100 Mbps bandwidth?
4. Cat 3
5. Cat 4
6. Cat 5
7. Cat 6

Answer 5

Cat 5

Question 6

4. Which type of network device separates segments into different collision domains?
5. Hub
6. Router
7. Firewall
8. Switch

Answer 6

Switch

Question 7

5. A ___ separates LANs into separate broadcast domains.

Answer 7

Router (Layer 3 device)

Question 8

6. Which LAN topology uses centralized switches (one for each LAN segment) connected to a central bus?
7. Tree
8. Hierarchical backbone
9. Flatbone
10. Ring

Answer 8

Hierarchical backbone

Question 9

7. IEEE 802.3at-2009 defines what capability for Ethernet?
8. Power over Ethernet (PoE)
9. Wireless (WiFi) Ethernet
10. WiFi Protected Access (WPA)
11. 1 GigE and 10 GigE using twisted-pair

Answer 9

1 GigE and 10 GigE using twisted-pair

Question 10

8. A SOHO can often operate an effective Layer 2 network with how many network devices?
9. 2
10. 3
11. 7
12. 13

Answer 10

2

Question 11

9. What are the most common criteria for grouping network devices together for SMB and enterprise organizations?
10. Workgroup
11. Team
12. Department
13. Division

Answer 11

Department

Question 12

10. Replacing a hub with a switch immediately reduces which of the following?
11. Collisions
12. Broadcasts
13. False transmission starts
14. Tokens

Answer 12

False transmission starts