The ____ toolbar can be customized by changing it to display both icons and text, or by adding more buttons to reflect commands you would like to access easily.

Ubicomp is short for ________

Fill in the blank(s) with correct word

Answer the following statements true (T) or false (F)

1. In most data-link control protocols, the data-link protocol entity is responsible not only for detecting errors using the CRC, but for recovering from those errors by retransmitting damaged frames. 2. The association service enables transfer of data between a station on an IEEE 802.11 LAN and a station on an integrated IEEE 802.x LAN. 3. The primary purpose of the MAC layer is to transfer MSDUs between MAC entities. 4. The purpose of the discovery phase is for an STA and an AP to recognize each other, agree on a set of security capabilities, and establish an association for future communication using those security capabilities. 5. The purpose of the authentication phase is to maintain backward compatibility with the IEEE 802.11 state machine.