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Q:

 A composite attribute is which of the following?

A) An attribute that can be broken into components B) An attribute that cannot be broken into components
C) Multiple attributes D) An identifier
 
Answer & Explanation Answer: A) An attribute that can be broken into components

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Q:

 Legacy data is which of the following?

A) Data contained in a newly-installed system B) Data rejected during the installation of a new system
C) Data contained in a file system D) Data contained by a system used prior to the installation of a new system
 
Answer & Explanation Answer: D) Data contained by a system used prior to the installation of a new system

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Q:

 Which JDBC driver Type(s) is(are) the JDBC-ODBC bridge?

A) Type 1 B) Type 2
C) Type 3 D) Type 4
 
Answer & Explanation Answer: A) Type 1

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Q:

Which of the following are goals of OLE DB?

A) Create object interfaces for DBMS functionality pieces only. B) Increase flexibility only.
C) Object interface over any type of data only. D) All of the above as goals of OLE DB.
 
Answer & Explanation Answer: D) All of the above as goals of OLE DB.

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Q:

 The ODBC Level 1 API contains which of the following functions?

A) Browse possible connections and data sources only B) Connect to data sources with driver-specific information only
C) Process a scrollable cursor only D) Both 1 and 3 above are in the OBDC Level 1 API.
 
Answer & Explanation Answer: B) Connect to data sources with driver-specific information only

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Q:

The ODBC core API consists of which of the following functions?

A) Commit or rollback transactions only B) Connect to data sources only
C) Connect to data sources with driver-specific information only D) Both 1 and 2 above are in the OBDC core API.
 
Answer & Explanation Answer: D) Both 1 and 2 above are in the OBDC core API.

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Q:

Of the three ways to create an Oracle database, which one is the easiest and most recommended?

A) Using the Oracle Database Configuration Assistant. B) Using the Oracle-supplied database creation procedures.
C) Using the SQL CREATE DATABASE command. D) None of the above is correct.
 
Answer & Explanation Answer: A) Using the Oracle Database Configuration Assistant.

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Q:

 What SQL command will allow you to change the table STUDENT to add the constraint named GradeCheck that states that the values of the Grade column must be greater than 0?

A) ALTER TABLE STUDENT ALTER CONSTRAINT GradeCheck (Grade > 0); B) ALTER TABLE STUDENT ADD CONSTRAINT GradeCheck (Grade > 0);
C) ALTER TABLE STUDENT ADD CONSTRAINT GradeCheck CHECK (Grade > 0); D) None of the above is correct.
 
Answer & Explanation Answer: C) ALTER TABLE STUDENT ADD CONSTRAINT GradeCheck CHECK (Grade > 0);

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