Related Questions

Which of the following is true concerning triggers?
A You do not create them with SQL.
B They execute against only some applications that access a database.
C They have an event, condition, and action.
D They cannot cascade (cause another trigger to fire).
Which of the following statements is true concerning subqueries?
A Involves the use of an inner and outer query
B Cannot return the same result as a query that is not a subquery
C Does not start with the word SELECT
D All of the mentioned
Which of the following statements concerning business rules is true?
A It should be complex.
B It should not be convertible to computer code.
C It may include restrictions.
D All of the Mentioned
Which of the following statements is true concerning JDBC?
A It is language independent.
B It is similar in concept to ODBC.
C It is useful for all object-oriented languages.
D It consists of three main layers.
Which of the following statements is a true statement concerning the open database connectivity standard (ODBC)?
A Each vendor desiring to be ODBC-complaint provides an ODBC driver.
B Requires certain criteria to be met in order to establish an ODBC connection.
C Provides a programming interface that provides a common language for application programs to access and process SQL databases independent of the RDBMS accessed.
D All of the above.
Out of the following statements, concerning an electric field, which statement is not true?
A The electric intensity is a vector quantity
B The electric field intensity at a point is numerically equal to the force exerted upon a charge placed at that point
C An electric field is defined as a point in space at which an electric charge would experience a force
D Unit field intensity in the exertion of a force of one newton on a charge of one coulomb
The following statements are true concerning gastric carcinoma
A It can metastasis to the ovaries
B It is twice as common in females as in males
C It is linked to patients with type 'O' blood group
D It often presents with a major gastrointestinal haemorrhage
E It is sited mainly on the lesser curvature of the stomach
Which of the following attribute triggers event after the document is printed?
A offlineprint
B onprint
C onafterprint
D onbeforeprint
Which prefixes are available to Oracle triggers?
A : new only
B : old only
C Both :new and : old
D Neither :new nor : old
Which of the three possible types of triggers does SQL Server support?
A INSTEAD OF only
B AFTER only
C BEFORE only
D INSTEAD OF and AFTER only

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