Module 12: WLAN Concepts

Which of the following wireless networks typically uses lower powered transmitters for short ranges?

• WPAN

• WLAN

• WMAN

• WWAN

Which of the following wireless networks are specified in the IEEE 802.11 standards for the 2.4 GHz and 5 GHz radio frequencies?

• WPAN

• WLAN

• WMAN

• WWAN

Which of the following is an IEEE 802.15 WPAN standard that uses a device-pairing process to communicate?

• Cellular

• WiMAX

• Wi-Fi

• Bluetooth

Which 802.11 standards exclusively use the 5 GHz radio frequency? (Choose 2)

• 802.11a

• 802.11g

• 802.11n

• 802.11ac

• 802.11ax

Which standards organization is responsible for allocating radio frequencies?

• IEEE

• ITU-R

• Wi-Fi Alliance

True or False: Laptops that do not have an integrated wireless NIC can only be attached to the network through a wired connection.

• True

• False

Which of the following components are integrated in a wireless home router? (Choose three.)

• Access point

• Switch

• Router

• Range extender

True or False: When you need to expand the coverage of a small network, the best solution is to use a range extender.

• True

• False

Which of the following is a standalone device, like a home router, where the entire WLAN configuration resides on the device?

• Range extender

• Autonomous AP

• Controller-based AP

• USB Wireless NIC

Which of the following antennas provide 360 degrees of coverage?

• Wireless NIC

• Directional

• Omnidirectional

• MIMO