What are the objectives of query processing?
What will be an ideal response?
The aims of query processing are to transform a query written in a high-level language,
typically SQL, into a correct and efficient execution strategy expressed in a low-level
language (implementing relational algebra), and to execute the strategy to retrieve the required
data
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Similarly, modify your form.html page to use variables. This will require a separate variable for each of the text boxes in the page. Once the contents of each of the boxes are assigned to variables, the variables should be integrated into the message being displayed.
What will be an ideal response?
Which of the following is NOT true about recording slide advancement timings?
A) If you are giving a presentation with slide advancement timings, it is difficult to maintain the same rhythm as the timings. B) You should not record advancement timings if you are personally giving the presentation. C) You can record timings on the Animations tab. D) Some presenters use this feature by viewing each page and reading the slide out loud before advancing to the next slide.
Doodle is an example of mind-mapping software.
Answer the following statement true (T) or false (F)
A(n) ____ statement is a control structure that repeatedly executes a statement or series of statements while a specific condition is TRUE or until a specific condition becomes TRUE.
A. repeat B. replicate C. loop D. circular