What are the four surprising aspects of the Internet’s message delivery semantics?
What will be an ideal response?
The Internet’s message delivery has the following undesirable characteristics:
? Messages can be lost
? Messages can be duplicated
? Messages can be delayed
? Messages can be delivered out-of-order
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You can customize a message by clicking on the ____ button to the right of a message in the editing area.
A. change detail B. select item C. add detail D. edit item
Polymorphism in C++ will not work unless ________.
A) pointers or references are being used
B) the members of the class are public
C) the
____________________ displays dashed guides or lines on the stage as the edges of objects get close to being aligned.
Fill in the blank(s) with the appropriate word(s).
The exploitation of a previously unknown vulnerability, so-called ____________________ attacks, are commonly the most dangerous and unexpected.
Fill in the blank(s) with the appropriate word(s).