Wireless Local Area Network Quiz

What are the potential problems of using WLAN?

• D. Microwave interference

• C. Network security

• A. Single path fading

• B. Long battery life

Which frequency bands are used in radio-based WLAN?

• A. 1 GHz and 3 GHz

• B. 2.4 GHz and 5 GHz

• C. 4 GHz and 6 GHz

• D. 5 GHz and 7 GHz

What is the function of a WLAN Client Adapter?

• B. Connect two networks

• A. Relay WLAN frames

• C. Collect or radiate radio waves

• D. Transfer data packets wirelessly

Why is the need for WLAN standards important?

• D. To reduce network security

• C. To ensure appliance interoperability

• B. To decrease product development time

• A. To increase prices

Explain the function of the Medium Access Control (MAC) layer in the IEEE 802 model.

• D. Handles seamless roaming

• C. Encodes/decodes signals

• B. Provides addressing and data link control

• A. Governs how a wireless station can access the medium

What is the purpose of the Logical Link Control (LLC) layer in the IEEE 802 model?

• C. Encodes/decodes signals

• B. Governs medium access

• A. Provides addressing and data link control

• D. Handles seamless roaming

Which IEEE 802.11 standard operates in the unlicensed 2.4 GHz band?

• D. IEEE 802.11b

• C. IEEE 802.11ac

• B. IEEE 802.11n

• A. IEEE 802.11g

What is the function of a Wireless Bridge in WLAN?

• B. Relay WLAN frames

• A. Connect two networks segments

• D. Collect or radiate radio waves

• C. Transfer data packets wirelessly

Which IEEE 802.11 standard uses MIMO technology?

• A. IEEE 802.11g

• B. IEEE 802.11n

• C. IEEE 802.11ac

• D. IEEE 802.11b

What is the main function of a Wireless Repeater in WLAN?

• A. Connect two networks segments

• B. Relay WLAN frames

• C. Transfer data packets wirelessly

• D. Collect or radiate radio waves