A(n) ____________________ is a security device or a program that protects a network by inspecting and filtering the incoming data packets or applications and either allowing or rejecting them to enter the network.
Fill in the blank(s) with the appropriate word(s).
firewall
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If NodeTypePtr is defined to be a pointer type to a node in a linked list, then the declaration
NodeTypePtr head; a. allocates memory for the node that head will point to b. automatically makes head->link point to NULL c. allocates only the memory for a pointer variable d. allocates a linked list
List the adjacency and Laplacian matrix eigenvalues of the graphs. Also, plot the correspond- ing graphs.
The Laplacian matrices of 10 node graphs are
What does it mean to say a variable is local to a function?
A. main() can use it whenever it wants to, but no other function can see or use it. B. Only the function where the variable is declared can see and use it. C. No functions can see or use it. D. None of the above are true.
The four layers of the TCP/IP protocol stack, in order from highest to lowest, are __________, __________, __________ and __________.
a) application, transport, network, link b) application, network, transport, link c) network, link, application, transport d) link, transport, application, network