Examlex
Which of the following statements is true?
NULL
A special marker used in programming to indicate that a pointer does not point to any valid memory area or object.
Sentinel
A special value used in programming to indicate the end of a data set or to signal when a particular condition has been met.
'\n'
Represents a newline character in many programming languages, used to move the cursor to the beginning of the next line of text.
Double Quotes
Characters used to enclose strings in many programming languages, signifying the start and end of text data.
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