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

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 `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

In Java Servlets, what is the primary function of the `RequestDispatcher` interface?

A

To manage JavaBean properties

B

To forward a request from one servlet to another

C

To execute SQL queries

D

To manage JavaBean properties

What is the role of the `HttpSession` interface in Java Servlets?

A

To create JavaBeans

B

To execute SQL queries

C

To define JavaBean properties

D

To provide session management capabilities

interface Base{ boolean m1 (); byte m2(short s);}

which two code fragments will compile?

1. interface Base2 implements Base {}2. abstract class Class2 extends Base { public boolean m1(){ return true; }}3. abstract class Class2 implements Base {}4. abstract class Class2 implements Base { public boolean m1(){ return (7 > 4); }}5. abstract class Class2 implements Base { protected boolean m1(){ return (5 > 7) }}

A

1 and 2

B

2 and 3

C

3 and 4

D

1 and 3

E

4 and 5

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

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

A

To handle HTTP GET requests

B

To define JavaBean properties

C

To handle HTTP POST requests

D

To manage JavaBean events

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

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