In ORACLE 11g, if you omit both NULL and NOT NULL from the list of column attributes in a CREATE TABLE statement, the default setting for null values is NOT NULL.
a. true
b. false
Answer: b. false
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A(n) class cannot be instantiated.
a. final. b. concrete. c. abstract. d. polymorphic.
Which of the following is true?
a. When you invoke a JSF app from a web browser for the first time, the browser requests the app’s default JSF page. b. When a web server receives a request for a JSF app, it passes the request to the JSF web-application framework for processing. c. The JSF framework includes the Faces servlet—a software component running on the server that processes each requested JSF page so that the server can eventually return a response to the client. d. All of the above.
Select the components of a search engine.
a. robot b. database c. search form d. all of the above
A ____ is the instruction that describes the set of operations to be performed on the given input in order to produce the cryptographic output.
A. mode B. transformation C. provider D. control