technical: a group of people used in a study who have something (such as age or social class) in common. Depression was a common problem for people in that age cohort.echnical: a group of people used in a study who have something (such as age or social class) in common. Depression was a common problem for people in that age cohort.
Wi-Fi is the name of a popular wireless networking technology that uses radio waves to provide wireless high-speed Internet and network connections. A common misconception is that the term Wi-Fi is short for  wireless fidelity , however this is not the case. Wi-Fi is simply a trademarked phrase that means IEEE 802.11x.
In this scenario, you can see that a wireless network is available in the Connect to a network dialog box in the Network and Sharing Center. However, you cannot connect to the wireless network. 1  You use Wi-Fi Protected Access (WPA) together with Advanced Encryption Standard (AES) encryption to access wireless networks.2  A computer certificate is configured correctly on the computer.3  The computer has the correct permissions to access wireless networks.owever, you cannot connect to the wireless network. 1  You use Wi-Fi Protected Access (WPA) together with Advanced Encryption Standard (AES) encryption to access wireless networks. 2  A computer certificate is configured correctly on the computer. 3  The computer has the correct permissions to access wireless networks.