Both column chart and bar charts are good choices for illustrating comparisons among items
Indicate whether the statement is true or false
TRUE
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Because ________, asynchronous Tasks are frequently used in GUI apps that invoke web services (or perform network communication in general) to ensure that the apps remain responsive.
a) there can be unpredictably long delays while awaiting a web-service response b) synchronous tasks don’t work well in GUI apps c) web services are not designed to work with synchronous Tasks d) memory is limited in GUI-based web services
Which of the following statements best applies to the term user-defined events?
(A) User-defined events represent specific instances of a user-defined type. (B) User-defined events are used to communicate changes of properties, errors, and the progress of lengthy operations. (C) User-defined events are predefined objects with physical manifestations. (D) User-defined events are populated with objects that hold data, have properties, respond to methods, and raise events.
Unlike databases, ______ rely on position to keep the integrity of their data.
Fill in the blank(s) with the appropriate word(s).
List two advantages and two disadvantages of VPNs.
What will be an ideal response?