CertiGuide to Network+  9  Chapter 0010:  ISO, OSI, and IEEE Standards

IV  Chapter 0010:  Summary 1 Chapter 0011:  Network Hardware

(Click here to see answers with explanations.)

1. Why is there a limit to the number of MAUs that can be connected together in a standard Token-ring network?

A. Too many MAUs would exceed the cable limits imposed by the Token Ring specification

B. Too many MAUs would create too large of a collision domain for communications to take place

C. Too many MAUs require more electricity than the devices can support

D. Too many devices connected through MAUs requires more time to get control of the token, and communications become unacceptable

E. There is no limit to the number of MAUs a token ring network can support

2. The IEEE 802.3 standard helps define _______.

A. Token Bus

B. Token Ring

C. ATM

D. Ethernet

E. SLIP

3. The _______ IEEE standard defines MAC addresses for Token Ring networks.

4. You are creating a network design for a firm that requires the bandwidth to be shared equally, and performance degrades gracefully under load. Given these requirements, you select?

A. 802.3

B. 802.5

C. 802.7

D. 802.15

5. Logical Link Control is defined with

A. 802.1

B. 802.2

C. 802.3

D. 802.4

6. VG AnyLAN is defined by

A. 802.1

B. 802.5

C. 802.11

D. 802.12

7. IDSN is defined by

A. 802.1

B. 802.3

C. 802.6

D. 802.9

8. Wireless networking deined by

A. 802.1

B. 802.11

C. 802.3

D. 802.4

9. Metropolian Area Networking (MAN) is defined in

A. 802.5

B. 802.6

C. 802.7

D. 802.8

10. Fiber-Optic LAN is defined in

A. 802.4

B. 802.5

C. 802.7

D. 802.8

11. The ___________ layer is responible for end-to-end control and error correction.

A. Layer 4 (Transport)

B. Layer 5 (session)

C. Layer 6 (Presentation)

D. Layer 7 Application

12. When encypting data for a VPN, this typically occurs at layer ______

A. Layer 7 (Application)

B. Layer 6 (Presentation)

C. Layer 5 (Session)

D. Layer 4 (Transport)

13. Physical addresses, for example MAC addresses that are 'hardwired' are used by

A. Layer 7 (Application)

B. Layer 5 (Session)

C. Layer 3 (Network)

D. Layer 1 (Physical)

14. 802.11b uses the ________ access method.

A. CSMA/CD

B. CSMA/CA

C. Token Ring

D. Cell

E. Packet

15. Gigabit Ethernet can run on what category of copper cable?

A. Cat 1

B. Cat 3

C. Cat 5

D. Type 3

E. No choice is correct. It requires Cat5e or better

IV  Chapter 0010:  Summary 1 Chapter 0011:  Network Hardware