Which of the following is not a forbidden character for filenames of web pages?

The main directory on a storage device is referred to as the ________ directory.

A. root B. boot C. partition D. DOS

Which of the following is true about wireless network operation modes?

A. a WLAN that uses an AP operates in peer-to-peer mode B. a WLAN that does not use an AP operates in  infrastructure mode C. a WLAN operating in ad hoc mode does not use an AP D. a WLAN classified as an IBSS uses an AP