Which of the following statements about the Using statement is true?
a) It simiplifies writing code in which you use a resource
b) It only works with objects that implement the IDisposable interface
c) It implicitly places its body in a Try block, and includes a Finally block which executes the object’s Dispose method
d) All of the above
d) All of the above
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Which of the following will change the expression above to search for the pattern "MINI" which must be all uppercase?
``` preg_match("/\b(car[[:alpha:]]+)\b/i", $string) ``` a. change "car" to "MINI" in the expression b. delete the "i" at the end of the expression c. add the character class [:upper:] to the expression d. do all of the above
The process of extending a line to estimate values beyond the end of the known data is called ________
Fill in the blank(s) with correct word
When a Web address is typed in and a message is received that states that "The page cannot be displayed," all of the following could be potential problems EXCEPT ________
A) the page is only available on weekends B) the Internet connection is not available C) an incorrect URL was entered D) the page is gone or the link is dead
The staging folder begins deleting old staged files once it reaches what percentage of its defined size?
A. 50% B. 60% C. 80% D. 90%