What type of sub-query is an embedded SELECT expression that returns one or more columns and zero to many rows?
a. Row sub-query
b. Table sub-query
c. Scalar sub-query
a. Row sub-query
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To avoid duplicating code, use ________, rather than ________.
a. inheritance, the “copy-and-past” approach. b. the “copy-and-paste” approach, inheritance. c. a class that explicitly extends Object, a class that does not extend Object. d. a class that does not extend Object, a class that explicitly extends Object.
The ___________ places components in the specified row and column.
Fill in the blank(s) with the appropriate word(s).
How does the use of a SecureSessionModule prevent session high jacking attacks?
A. It validates all input. B. It modifies each session ID by appending a hash to the ID. C. It encrypts the session ID. D. t prevents the embedding of a site within a frame.
How does asymmetric encryption work?
What will be an ideal response?