Which of the following is a VoIP signaling protocol used to set up, maintain, and tear down VoIP phone calls?
a. MX
b. RJ-45
c. SIP
d. IMAP
Answer: c. SIP
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Answer the following statement true (T) or false (F)
Identifying the target audience limits the reach of the Web site.
Answer the following statement true (T) or false (F)
COGNITIVE ASSESSMENT Which of the following statements best describes the Ethernet network standard?
A. no central computer or device on the network should control when data can be transmitted B. describes rules for dividing messages into small pieces, called packets C. computers and devices on the network share or pass a special signal in a unidirectional manner and in a preset order D. computers on a network cannot communicate unless they share the same form of translation
A user reports that when they press the ' Y' key the letter ' U' appears on the screen. After testing, the technician finds that the 'U' key is producing the letter 'Y' when pressed. All of the other alphabetic keys appear correctly. Which of the following is the MOST likely problem?
A. The caps on the keyboard have been reversed. B. StickyKeys has been enabled. C. The regional language settings are not set correctly. D. The keyboard is faulty and will need to be replaced.