Which of the following describe the characteristics of a point-to-point link? (Choose all that apply.)
a. Provides a preestablished LAN communications path to a remote site
b. Provides a preestablished WAN communications path to a remote site
c. Uses leased lines to provide a dedicated connection
d. Uses leased lines to provide a temporary connection
B,C
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Despite the excitement surrounding XML, it is important to note that most operational business data, even for new Web-based applications, continues to be stored in relational DBMSs. This is unlikely to change in the foreseeable future because of their reliability, scalability, tools, and performance. Consequently, if XML is to fulfil its potential, some mechanism is required to publish relational data in the form of XML documents. The SQL:2003 standard has defined extensions to SQL to enable the publication of XML, commonly referred to as SQL/XML. Discuss in detail these extensions.
What will be an ideal response?
Write the code that links the text, “Sports Info”, on your home page (index.html) to a file named sports.html. Assume both files are in your root folder.
What will be an ideal response?
NUR is based on the idea that ________.
a) a page that has not been recently used is likely to be used in the near future b) a page that has not been recently used is not likely to be used in the near future c) a page that has been recently used is not likely to be used in the near future d) none of the above
A(n) __________ is a name that represents a value which cannot be changed during the program's execution.
a. uninitialized variable b. named constant c. input variable d. named variable