Answer the following statements true (T) or false (F)

1) The SELECT statement generates an automatic lock on rows.
2) When DML statements are not committed, other users cannot modify the rows
involved.
3) A sequence can be used on only one table it s created for.
4) If a user owns a table named EMP, then the user cannot have a synonym named
EMP.


1) F
2) T
3) F
4) T

Computer Science & Information Technology

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The system cache is cleared by which of the following commands?

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A device that reads and writes data to various types of flash memory cards is called a(n) ________

Fill in the blank(s) with correct word

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Create the list of all students (include student Id and name) who took a course from John Smyth and received an A.

Using the document structure described in Exercise 15.23, formulate the following queries in XQuery:

Computer Science & Information Technology

Use the Field Properties pane to create an index for ____.

A. a single field B. multiple fields C. a single query D. multiple data types

Computer Science & Information Technology