JDBC, Java Server Pages, and MySQL

Q1: What servlet processor was developed by Apache Foundation and Sun?

A Apache Tomcat

B Apache Web server

C Sun servlet processor

D None of the above is correct.

Q2: What is not true of a Java bean?

A There are no public instance variables.

B All persistent values are accessed using getxxx and setxxx methods.

C It may have many constructors as necessary.

D All of the above are true of a Java bean.

Q3: How many JDBC driver types does Sun define?

A One

B Two

C Three

D Four

Q4: What is sent to the user via HTTP, invoked using the HTTP protocol on the user's computer, and run on the user's computer as an application?

A A Java application

B A Java applet

C A Java servlet

D None of the above is correct.

Q5: How does Tomcat execute a JSP?

A As a CGI script

B As an independent process

C By one of Tomcat's threads

D None of the above is correct.

Q6: How many copies of a JSP page can be in memory at a time?

A One

B Two

C Three

D Unlimited

Q7: To run a compiled Java program, the machine must have what loaded and running?

A Java virtual machine

B Java compiler

C Java bytecode

D A Web browser

Q8: JDBC stands for:

A Java Database Connectivity

B Java Database Components

C Java Database Control

D None of the above is correct.

Q9: What programming language(s) or scripting language(s) does Java Server Pages (JSP) support?

A VBScript only

B Jscript only

C Java only

D All of the above are supported

Q10: Which JDBC driver Types are for use over communications networks?

A Type 3 only

B Type 4 only

C Both Type 3 and Type 4

D Neither Type 3 nor Type 4

Q11: What MySQL property is used to create a surrogate key in MySQL?

A UNIQUE

B SEQUENCE

C AUTO_INCREMENT

D None of the above -- Surrogate keys are not implemented in MySQL.

Q12: Who invented Java?

A Netscape

B Microsoft

C Sun

D None of the above is correct.

Q13: What is bytecode?

A Machine-specific code

B Java code

C Machine-independent code

D None of the above is correct.

Q14: What is invoked via HTTP on the Web server computer when it responds to requests from a user's Web browser?

A A Java application

B A Java applet

C A Java servlet

D None of the above is correct.

Q15: Which JDBC driver Type(s) is(are) the JDBC-ODBC bridge?

A Type 1

B Type 2

C Type 3

D Type 4

Q16: Which JDBC driver Type(s) can be used in either applet or servlet code?

A Both Type 1 and Type 2

B Both Type 1 and Type 3

C Both Type 3 and Type 4

D Type 4 only

Q17: Where is metadata stored in MySQL?

A In the MySQL database metadata

B
In the MySQL database metasql

C In the MySQL database mysql

D None of the above is correct.

Q18: A JSP is transformed into a(n):

A Java applet.

B Java servlet.

C Either 1 or 2 above.

D Neither 1 nor 2 above.

Q19: ________ is an open source DBMS product that runs on UNIX, Linux and Windows.

A MySQL

B JSP/SQL

C JDBC/SQL

D Sun ACCESS

Q20: Which JDBC driver Type(s) can you use in a three-tier architecture and if the Web server and the DBMS are running on the same machine?

A Type 1 only

B Type 2 only

C Both Type 3 and Type 4

D All of Type 1, Type 2, Type 3 and Type 4


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