Under the specification of the ieee 802.11g standard, an acknowledgementmust be returned within a particular amount of time, say, x microseconds. why is it important to specify x instead of saying something like ``the receivershould return an ack as quickly as possible''?

10. when you create a pivottable, you need to specify where to find the data for the pivottable. is it true

Auser is given read permission to a file stored on an ntfs-formatted volume. the file is then copied to a folder on the same ntfs-formatted volume where the user has been given full control permission for that folder. when the user logs on to the computer holding the file and accesses its new location via a drive letter, what is the user's effective permission to the file? a. read b. full control c. no access d. modify e. none of the above

Uget brainliest if accurate mary has been given the responsibility of hiring a person for the position of a software testing officer. which management function would mary achieve this responsibility?