There are security risks using the $_REQUEST autoglobal because it includes the contents of the ____ autoglobal as well as the $_GET and $_POST autoglobals.
A. $_COOKIES
B. $_ENV
C. $_FILES
D. $_COOKIE
Answer: D
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A new class of objects can be created conveniently by ________; the new class (called the ________) starts with the characteristics of an existing class (called the ________), possibly customizing them and adding unique characteristicsof its own.
a. inheritance, superclass, subclass. b. composition, subclass, superclass c. inheritance, subclass, superclass d. composition, superclass, subclass
Use the ______ value for the CSS display property to configure an element to not display.
a. block b. none c. 0 d. hide
It is recommended to back up system files to a safe place, such as an external hard drive, in case of a hard drive failure or crash
Indicate whether the statement is true or false
?Identify the letter of the choice that best matches the phrase or definition.
A. ?It identifies the report and contains the report title, date, and other necessary information. B. ?When you reduce this, you avoid unnecessary labor costs, get data into the system more quickly, and decrease the number of errors. C. ?It is especially important in designing large-scale systems because separate teams of analysts and programmers can work on different areas and then integrate the results. D. ?It produces an early, rapidly constructed working version of a proposed information system. E. ?It can include grand totals for numeric fields and other end-of-report information. F. ?They are generally paper-based but can be provided online. G. ?This explains what is required on a form if variable input data is needed. H. ?It is a starting point with well-placed command buttons that allow users to navigate the system. I. ?It is a type of report that is useful when the user wants information only on records that might require action. J. ?It is a type of check that is used for mandatory data items.