To ensure that VoIP phones are provided with power without using independent power supplies, switches on the network must have which of the following features?
A. PoE
B. VLAN tagging
C. PPPoE
D. Spanning tree
Answer: A. PoE
Computer Science & Information Technology
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Assuming that t is an array and tPtr is a pointer to that array, which expression refers to the address of element 3 of the array?
a. *( tPtr + 3 ) b. tPtr[ 3 ] c. &t[ 3 ] d. *( t + 3 )
Computer Science & Information Technology
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Indicate whether the statement is true or false.
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Answer the following statement true (T) or false (F)
Computer Science & Information Technology
What is a VPN?
What will be an ideal response?
Computer Science & Information Technology