SONET defines a hierarchy of signaling levels, or data transmission rates, called ____.?
A. ?statistical transport signals (StatTS)
B. ?empirical transport signals (ETS)
C. ?asynchronous transport signals (ATS)
D. ?synchronous transport signals (STS)
Answer: D
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Within the IETF, the Security Area Working Group acts as an advisory board for security topics that affect the various Internet-related protocols.
Answer the following statement true (T) or false (F)
Why would you use a chiclet on your web page?
A. To indicate a link to an audio file B. To indicate an RSS feed is available for a podcast C. To give the user volume control over an audio file D. To provide a link to a user feedback form
Which type of cable might be required for installation in a drop ceiling, which is used as an open-air return duct?
a. Riser b. Plenum c. Multimode d. Twin-axial
____, which is used on both computers and mobile devices, is the second oldest browser.
A. Mozilla Firefox B. Apple Safari C. Google Chrome D. Opera