A useful modification of the if-else statement involves omitting the ____ part of the statement.
a. expression
b. endif
c. else
d. if
d. if
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Method ________ returns an IEnumerable
a) Children b) Nodes c) Elements d) Descendants
After you have installed Apache, you need to start the ____ service.
A. primary B. main C. apache D. apache2
Which Solver report type displays various statistical characteristics about the model?
A) Solver limits report B) Solver statistical report C) Solver population report D) Solver sensitivity report
Which of the following is true about roll call polling?
a. It can not be modified to increase priority of clients or terminals. b. It does not require a server or host or special device that performs the polling. c. It is also called token passing. d. It is a type of contention approach to media access control. e. It typically involves some waiting because the server has to wait for a response from the polled client or terminal.