Real-time messaging systems, such as IM, are primarily ____ communications, which means that everyone who is communicating must be online at the same time.
A. synchronous
B. asynchronous
C. routed
D. presence
Answer: A
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A reference is
a) an alias for another variable b) a pointer c) the name of a storage location d) approximate self dereferencing constant pointer e) if standalone, can be much trouble
Case-Based Critical Thinking QuestionsCase 1-2As Cassie begins to develop her first Web site, she has lots of practical questions for her sister Shakira, who has been developing sites for many years. Against her sister's advice, Cassie used Windows Explorer (not Dreamweaver) to move the home page to her Web site, which appears to have broken all of the links to the page. Shakira tells her that this is because Dreamweaver inserts what kind of paths when she created hyperlinks to the home page?
A. dynamic B. absolute C. relative D. static
When using Quick Tables, click the move handle to select the entire table
Indicate whether the statement is true or false
To add an edge, if the graph is a digraph, one vertex must be specified as the source, and one as the destination.
Answer the following statement true (T) or false (F)