?Hue is developing an XSLT style sheet to display data from a research survey. The structure of the surveys.xml file is shown in the accompanying figure. She comes to you for assistance in preparing the final file.
Hue would like to display the value of the date element in her result document. Which of the following do you tell her shows the correct code to use to display this information?
A. ?
B. ?
C. ?
D. ?
Answer: A
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An advantage of using inheritance with exceptions is:
a. The ability to catch related errors easily. b. Allowing catch statements to be imported into classes. c. The ability to explicitly test for derived class objects individually. d. The simplification of destructor calls for objects.
Answer the following statements true (T) or false (F)
1. The StringToReal library function accepts a Real value as an argument and returns its string equivalent. 2. The delete library module does not actually remove characters from a string but replaces them with delimiters. 3. The insert library module requires three arguments. 4. Because an uninitialized variable contains no data, you cannot access its contents.
Explain the integrity features that a database management system may provide making reference to the system used, and indicate the disadvantages that arise where they are not available.
What will be an ideal response?
________ make up the basic structure of a relational database with columns containing field data and rows containing record information.
A. Fields B. QR codes C. Workbooks D. Tables