(SEM V) THEORY EXAMINATION 2017-18 WEB TECHNOLOGY

Web Technology (NCS-504)

Section-Wise Important Questions & Study Notes

SECTION–A

(Attempt all questions | 2 × 10 = 20)

Write short, crisp answers (2–3 lines). No long explanations.

1. Anchor and Table Tag in HTML

Anchor (<a>) tag is used to create hyperlinks.

Table (<table>) tag is used to display data in rows and columns using <tr>, <td>, <th>.

2. Forms in HTML

HTML forms collect user input using <form> tag with elements like <input>, <select>, <textarea> and submit data to server.

3. Difference Between ID and Class Selector in CSS

4. Well-Formed vs Valid XML                             Well-formed XML follows syntax rules.

Valid XML follows syntax + DTD/XML Schema rules.

5. Web Project

A web project is a collection of web pages, scripts, databases, and resources designed to deliver a web application.

6. Client-Server Architecture                              Client requests services and server processes and responds.
Example: Browser (client) and web server.

7. JDBC Drivers in Java

Types:                                                                 Type-1: JDBC-ODBC Bridge

Type-2: Native API                                              Type-3: Network Protocol

Type-4: Thin Driver

8. Filters in PHP

Filters validate and sanitize user input to prevent security issues like SQL injection.

9. EJB and Its Types

EJB (Enterprise Java Beans) is used for server-side business logic.
Types:                                                                  Session Beans

Entity Beans                                                        Message Driven Beans

10. JAR Files

JAR stores Java classes and resources in compressed form.
Command:                                                         jar cvf test.jar *.class 

SECTION–B

(Attempt any THREE | 10 × 3 = 30)
 Write descriptive answers with examples.

1. CSS and Its Types

CSS is used to style web pages.

Types:                                                                 Inline CSS

Internal CSS                                                       External CSS

Explain each with example.

2. Exception Handling in Java

Explain:                                                               try, catch, throw, throws, finally
Use a simple Java example showing exception handling.

3. Packages in Java                                             Packages group related classes.

Explain:                                                               Built-in packages

User-defined package creation using package keyword