A ________ is a column (or set of columns) which have a unique value that cannot be duplicated in other rows?
a. primary key.
b. query.
c. SQL statement.
d. lookup value.
a. primary key.
Computer Science & Information Technology
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The vertical axis is typically ________
A) totals based on chart data B) a series of numbers C) text D) headings
Computer Science & Information Technology
Which interface is specifically intended to be implemented by classes that can be used with the try-with- resources statement?
a. Comparable b. Runnable c. AutoCloseable d. Serializable
Computer Science & Information Technology