802.11   IEEE defines the mechanical process of how WLANs are implemented in the 802.11 standards so that vendors can create compatible products. The 802.11 WLAN standards include 802.11a, 802.11b, 802.11g, and 802.11n.
802.1Q   IEEE 802.1Q is a trunking standard that supports two types of frames: tagged and untagged. An untagged frame does not carry any VLAN identification information in it—basically, this is a standard Ethernet frame. 802.1Q tagging modifies the original Ethernet frame. A 4-byte field, called a tag field, is inserted into the middle of the original Ethernet frame header, and the original frame’s FCS (checksum) ...

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