Instance variables _________ .
a) are declared inside a class
b) have the scope of the entire class
c) cannot be accessed by any method in the same class
d) Both (a) and (b).
d) Both (a) and (b).
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An IP address that does not change and is usually assigned manually by a network administrator is called a ________ address
A) dynamic B) static C) stationary D) fixed
What is cochannel interference?
What will be an ideal response?
Which type of device can perform similar functions as a router?
A. layer 2 bridges B. layer 3 switches C. layer 4 hubs D. network layer MAUs
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The outgoing mail server contacts a(n) ____ name server, as shown in the accompanying figure, to resolve the host domain name portion of the email address to an IP address, determines the best route over the Internet to the message's destination, and sends the message on its way.
A. DNS B. POP C. HTTP D. NNTP