DATA TYPES AND VARIABLES QUIZ

MySQL is just as powerful as Oracle and is half the price.

False

True

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What is not true of a Java bean?

There are no public instance variables.

It may have many constructors as necessary.

All of these

All persistent values are accessed using getxxx and setxxx methods.

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Which JDBC driver Types are for use over communications networks?

Type 4 only

Type 3 only

Neither Type 3 nor Type 4

Both Type 3 and Type 4

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JDBC Type 1 drivers are JDBC-ODBC bridge drivers.

False

True

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JDBC Type 2 drivers connect to the native API of the DBMS.

False

True

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MySQL surrogate keys are given the property AUTO_INCREMENT.

True

False

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What is bytecode?

None of these

Machine-specific code

Machine-independent code

Java code

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How many JDBC driver types does Sun define?

Two

One

Four

Three

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To run a compiled Java program, the machine must have what loaded and running?

Java bytecode

Java compiler

A Web browser

Java virtual machine

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A JSP is transformed into a(n):

Java applet.

Java servlet.

Neither 1 nor 2 above.

Either 1 or 2 above.

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