What is the purpose of the `doPost()` method in Java Servlets?

What is the difference between servlets and applets? i. Servlets execute on Server; Applets execute on browser ii. Servlets have no GUI; Applet has GUI iii. Servlets creates static web pages; Applets creates dynamic web pages iv. Servlets can handle only a single request; Applet can handle multiple requests

A

i, ii, iii are correct

B

i, ii are correct

C

i, iii are correct

D

i, ii, iii, iv are correct

What is the difference between servlets and applets?
i. Servlets execute on Server; Applets execute on browser
ii. Servlets have no GUI; Applet has GUI
iii. Servlets creates static web pages; Applets creates dynamic web pages
iv. Servlets can handle only a single request; Applet can handle multiple requests

A

i, ii, iii are correct

B

i, ii are correct

C

i, iii are correct

D

i, ii, iii, iv are correct

In Java Servlets, what is the purpose of the `doFilter()` method in the `Filter` interface?

A

To create JavaBeans

B

To execute SQL queries

C

To perform filtering tasks on requests and responses

D

To define JavaBean properties

In Java Servlets, what is the purpose of the `HttpServletRequest` object?

A

To create JavaBean properties

B

To encapsulate the client's request information

C

To manage JavaBean events

D

To create JavaBean properties

In Java Servlets, what is the purpose of the `ServletContext` object?

A

To execute SQL queries

B

To manage JavaBean lifecycle

C

To define JavaBean properties

D

To provide access to application-wide resources

In Java Servlets, what is the purpose of the `HttpServletRequestWrapper` class?

A

To manage JavaBean events

B

To wrap an existing `HttpServletRequest`

C

To execute SQL queries

D

To manage JavaBean events

In Java Servlets, what is the purpose of the `HttpServletResponseWrapper` class?

A

To wrap an existing `HttpServletResponse`

B

To create JavaBeans

C

To manage JavaBean properties

D

To execute SQL queries

In Java Servlets, what is the purpose of the `javax.servlet.Filter` interface?

A

To define JavaBean properties

B

To execute SQL queries

C

To create JavaBeans

D

To perform filtering tasks on requests and responses

In Java Servlets, what is the purpose of the `javax.servlet.http.HttpSessionActivationListener` interface?

A

To create JavaBeans

B

To execute SQL queries

C

To define JavaBean properties

D

To listen for session activation and passivation events

A UNIX user named Bob wants to replace his chess program with a new one, but he is not sure where the old one is installed. Bob is currently able to run a Java chess program starting from his home directory /home/bob using the command: java -classpath /test:/home/bob/downloads/*.jar games.Chess Bob's CLASSPATH is set (at login time) to: /usr/lib:/home/bob/classes:/opt/java/lib:/opt/java/lib/*.jar What is a possible location for the Chess.class file?

A

\/test\/Chess.class

B

\/home\/bob\/Chess.class

C

\/test\/games\/Chess.class

D

\/user\/lib\/games\/Chess.class

What is the purpose of the `doPost()` method in Java Servlets?

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