____ database management systems were introduced as the means by which programmers can store objects and complex datatypes within a database.
A. Flat
B. Object-oriented
C. Relational
D. Network
Answer: B
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If this function returns true, this function also returns:
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1 bool search( Node
Under UNIX, to change your working directory, issue a __________ line command.
a. cwd b. cd c. dir d. ndir
Which statement is true of using files?
a. Files must be opened by the user before being used. b. Files must be closed by the user after being used. c. Files that are opened must be closed. d. All of the above. e. None of the above.
A(n) _________ query can be used to remove the duplicate values in a table
Fill in the blank(s) with correct word