Which of the following XPath expressions for relative paths refers to the context node itself?
A. ?.
B. ?..
C. ?.//
D. ?../..
Answer: A
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Any information that can be derived from fields in a table or query should be calculated in a query rather than included as data in a table.
Answer the following statement true (T) or false (F)
The Internet is migrating to Internet Protocol version 6 (IPv6), which uses _____ addresses to provide for many more devices.
A. 32-bit B. 64-bit C. 128-bit D. 256-bit
In Oracle, the default security settings can be enabled within the ____________________ window found in the Database Configuration Assistant (DBCA).
Fill in the blank(s) with the appropriate word(s).
?What determines the size of words in a word cloud?
A. ?length of the word or phrase B. ?difficulty in pronouncing the word or phrase C. ?whether the word is a pronoun D. ?frequency of occurrence of the word in source documents