IGNOU MCA Web Technologies Previous Years Unsolved Papers MCS 220 E-Book

Manish Soni

• Herausgeber: Poorav Publications
• Kategorie: Wissenschaft und neue Technologien
• Serie: IGNOU MCA Unsolved Books Series
• Sprache: Englisch

Seitenzahl: 91

Veröffentlichungsjahr: 2024

Beschreibung

The field of web technologies has grown exponentially, transforming how businesses and individuals interact with the digital world. As the internet continues to evolve, mastering web technologies has become a crucial skill for computer science professionals. This book, IGNOU MCA Web Technologies Previous Years Unsolved Papers MCS 220, is designed to assist students in their journey to becoming proficient in web development and technologies. By focusing on past unsolved question papers, the book serves as an essential resource for students enrolled in the MCS-220 course at Indira Gandhi National Open University (IGNOU).
The MCS-220 course on Web Technologies is an integral part of the Master of Computer Applications (MCA) curriculum, aimed at providing students with the theoretical knowledge and practical skills needed to develop web applications and services. This course covers a wide array of topics, including HTML, CSS, JavaScript, web programming, client-server architecture, and database connectivity, among others. With web technologies at the forefront of modern computing, gaining mastery in these areas is vital for both academic success and professional growth.
This book brings together a collection of unsolved question papers from previous years, offering students the opportunity to practice and apply their knowledge in a structured and focused manner. The aim of this book is to provide students with a hands-on approach to learning, allowing them to engage with real-world questions that have been part of the examination process. By working through these papers, students can better understand the exam pattern, improve their problem-solving skills, and boost their confidence in tackling complex questions.

The significance of solving previous years' question papers cannot be overstated. Exams often tend to follow certain patterns, and practicing these papers allows students to get familiar with the types of questions they are likely to encounter in their actual exams. This book serves as a critical tool for exam preparation by offering unsolved papers that encourage students to test their understanding and think critically about the subject matter.
The practice of working through unsolved questions also helps students identify areas where they may need further study or clarification. In web technologies, where both conceptual understanding and practical application are crucial, this kind of targeted practice is invaluable. By solving these papers, students not only reinforce their theoretical knowledge but also gain the practical skills necessary to excel in web development projects.

Leseprobe

IGNOU MCA Web Technologies Previous Years Unsolved Papers MCS 220

Manish Soni

Preface

The field of web technologies has grown exponentially, transforming how businesses and individuals interact with the digital world. As the internet continues to evolve, mastering web technologies has become a crucial skill for computer science professionals. This book, IGNOU MCS - 220 Web Technologies: Previous Years Unsolved Papers, is designed to assist students in their journey to becoming proficient in web development and technologies. By focusing on past unsolved question papers, the book serves as an essential resource for students enrolled in the MCS-220 course at Indira Gandhi National Open University (IGNOU).

The MCS-220 course on Web Technologies is an integral part of the Master of Computer Applications (MCA) curriculum, aimed at providing students with the theoretical knowledge and practical skills needed to develop web applications and services. This course covers a wide array of topics, including HTML, CSS, JavaScript, web programming, client-server architecture, and database connectivity, among others. With web technologies at the forefront of modern computing, gaining mastery in these areas is vital for both academic success and professional growth.

This book brings together a collection of unsolved question papers from previous years, offering students the opportunity to practice and apply their knowledge in a structured and focused manner. The aim of this book is to provide students with a hands-on approach to learning, allowing them to engage with real-world questions that have been part of the examination process. By working through these papers, students can better understand the exam pattern, improve their problem-solving skills, and boost their confidence in tackling complex questions.

The significance of solving previous years' question papers cannot be overstated. Exams often tend to follow certain patterns, and practicing these papers allows students to get familiar with the types of questions they are likely to encounter in their actual exams. This book serves as a critical tool for exam preparation by offering unsolved papers that encourage students to test their understanding and think critically about the subject matter.

The practice of working through unsolved questions also helps students identify areas where they may need further study or clarification. In web technologies, where both conceptual understanding and practical application are crucial, this kind of targeted practice is invaluable. By solving these papers, students not only reinforce their theoretical knowledge but also gain the practical skills necessary to excel in web development projects.

Table of Contents

Chapter 1: Term-End Examination, December, 2021

Chapter 2: Term-End Examination, June, 2022

Chapter 3: Term-End Examination, December, 2022

Chapter 4: Term-End Examination, June, 2023

Chapter 5: Term-End Examination, December, 2023

Chapter 6: Most Asked Questions Part-A

Chapter 7: Most Asked Questions Part-B

MCS-220

Master Of Computer Applications (MCA)

Chapter 1: Term-End Examination, December, 2021

MCS-220: Web Technologies

Time: 3 Hours

Maximum Marks: 100

Note:(i) Question No. 1 is compulsory.

(ii) Attempt any three questions from therest.

1. (a) What is design pattern? What are the advantages of using patterns? Explain UMLdiagram of Factory Design Pattern.10

(b) What is Servlet Programming? Briefly explain servlet life cycle. Also write a servlet which displays “welcome to web programming.”10

(c) What is JSP? What are JSP directives? Explain the use of any two JSP directives with the help of a program.

10

(d) Explain process of setting up database using Hibernate.10

2. (a) Explain process of creating records using Spring Boot and Hibernate.10

(b) Explain how testing of custom login form can be performed with the help of anexample.10

3. (a) Explain issues and challenges of web security.10

(b) What is Spring Boot DevTools? Briefly explain its features.10

4. (a) Briefly explain Crud Repository of Spring Boot.10

(b) Explain Spring MVC configuration process.10

5. Write short notes on the following:5 each

(a) JSP implicit objects

(b) Role based login

(c) Session management

(d) J2EE Architecture

MCS-220

Master Of Computer Applications (MCA)

Chapter 2: Term-End Examination, June, 2022

MCS-220: Web Technologies

Time: 3 hours

Maximum Marks: 100

Note: Question no. 1 is compulsory and consists of 40 marks.

Attempt any three questions from the rest.

1. (a) What is J2EE? Briefly explain J2EE architecture. (10 Marks)

(b) Explain servlet architecture. Also briefly explain the use of servlet with the help of an example. (10 Marks)

(c) Explain JSP scripting elements with the help of a program. (10 Marks)

(d) What is Spring Boot? Briefly explain Spring Boot application properties. (10 Marks)

2. (a) What is a design pattern? Explain the advantages of using a design pattern in enterprise applications development, with the help of an example. (10 Marks)

(b) Explain Hibernate configuration with annotations. (10 Marks)

3. (a) Explain Spring MVC framework with the help of a suitable diagram. (10 Marks)

(b) Explain the working and flow of Struts 2. (10 Marks)

4. (a) Explain the steps of database connection using JSP and JDBC, with the help of a program. (10 Marks)

(b) Explain the use of load( ) and get( ) methods of Hibernate session, with the help of an example. (10 Marks)

5. Write short notes on the following: (4×5=20 Marks)

(a) Java Cryptography Architecture (JCA)

(b) JSP Standard Tag Library (JSTL)

(c) JSP Life Cycle

(d) Factory Design Pattern

MCS-220

Master Of Computer Applications (MCA)

Chapter 3: Term-End Examination, December, 2022

MCS-220: Web Technologies

Time: 3 hours

Maximum Marks: 100

Note: Question no. 1 is compulsory and consists of 40 marks. Attempt any three questions from the rest.

1. (a) What is a web application? Explain the use of a web server for the development of web applications. Also, describe the differences between a web server and a web container. (10 Marks)

(b) What is a design pattern? Explain the use of the Singleton design pattern with the help of an example.

(10 Marks)

(c) What is a Servlet? Explain the use of the HTTP protocol in servlet programming. Explain the use of GET and POST methods with the help of examples. (10 Marks)

(d) What is Struts 2? Explain the core components of Struts 2. (10 Marks)

2. (a) What are JSP implicit objects? Explain the use of any four implicit objects. (10 Marks)

(b) Explain the use of the Authorize Tag for providing view layer security, with the help of program code.

(10 Marks)

3. (a) What is Session Management? Write a servlet program to demonstrate the use of HttpSession and its methods setAttribute and getAttribute. (10 Marks)

(b) Explain how Java Secure Socket Extension (JSSE) is used in web security. (10 Marks)

4. (a) Explain core container and its components in the Spring Framework. (10 Marks)

(b) Explain how CRUD is mapped to SQL statements, with examples. (10 Marks)

5. (a) What is Role-based Login? Explain how a user’s access can be restricted using Role-based Login. (10 Marks)

(b) Write short notes on the following: (10 Marks)

(i) Servlet Collaboration

(ii) JSP Life Cycle

MCS-220

Master Of Computer Applications (MCA)

Chapter 4: Term-End Examination, June, 2023

MCS-220: Web Technologies

Time: 3 Hours

Maximum Marks: 100

Note:

(i) Question no. 1 is compulsory.

(ii) Attempt any three questions from the rest.

1. (a) Differentiate between web server and web container. Give an example for each. (5 Marks)

(b) Compare GenericServlet with HttpServlet. (5 Marks)

(c) What is session management? Explain how cookies can be used for session management. (5 Marks)

(d) Write a JSP program using scriptlets that adds numbers from 1 to 10 and prints the results. Support your code with suitable comments. (5 Marks)

(e) What is a ValueStack in Struts? How is ValueStack related to OGNL (Object Graph Navigation Language)?

(5 Marks)

(f) Differentiate between Spring and Hibernate. (5 Marks)

(g) What is Dependency Injection in the Spring framework? Name the ways through which Dependency Injection can be performed. (5 Marks)

(h) What is Bootstrap? Briefly discuss the factors that make Bootstrap a popular choice for web application development. (5 Marks)

2. (a) What is Spring Boot? Write the steps to deploy a Spring Boot web application as JAR and WAR files.

(10 Marks)

(b) What is Hibernate Query Language (HQL)? How does HQL differ from SQL? Write HQL queries for Select, Update, Delete, and Insert (make suitable assumptions).(10 Marks)

3. (a) Briefly discuss the term "Spring Data Repository." Also, explain the CrudRepository, Paging and Sorting Repository, and JpaRepository interfaces of Spring Data Repository. (10 Marks)

(b) Explain the following:(10 Marks)

(i) Java Cryptography Architecture (JCA)

(ii) Java Secure Socket Extension (JSSE)

4. (a) What is Spring Security? Discuss the terms "Authentication" and "Authorization" in the context of Spring Security. Also, mention methods for both. (10 Marks)

(b) Why is login form customization required in an application? Explain the customized login form configuration with a simple code. Also, discuss loginPage() and loginProcessingUrl() in Spring Boot Security Configuration. (10 Marks)

5. Write short notes on the following: (5×4=20 Marks)

(i) Servlet Architecture

(ii) JSP life cycle

(iii) Annotations and its types

(iv) Aspect-oriented programming

MCS-220

Master Of Computer Applications (MCA)

Chapter 5: Term-End Examination, December, 2023

MCS-220: Web Technologies

Time: 3 Hours

Maximum Marks: 100

Note:

(i) Question no. 1 is compulsory.

(ii) Attempt any three questions from the rest.

1. (a) What is J2EE? Briefly discuss the components of J2EE. (5 Marks)

(b) What is a servlet? Briefly discuss the lifecycle of a servlet. (5 Marks)

(c) Differentiate between session and cookie. Give a suitable example for each. (5 Marks)

(d) Write a JSP program for generating the Fibonacci series. Support your code with suitable comments. (5 Marks)

(e) What are Interceptors in Struts2? Briefly discuss the role of Interceptors in Struts2. (5 Marks)

(f) Differentiate between Spring Boot and Spring MVC. (5 Marks)

(g) Briefly discuss the term “Inversion of Control (IoC)”. Also, draw a block diagram for IoC flow. (5 Marks)

(h) What is Custom CSS? How can Custom CSS be included in JSP? Discuss. (5 Marks)

2. (a) What is the need for application properties in Spring Boot? Explain how application properties of Spring Boot can be set through properties files, command-line arguments, and environment variables. (10 Marks)

(b) What is Hibernate? Briefly discuss the various states of the Hibernate Entity Life Cycle. Also, draw a block diagram for the same. (10 Marks)

3. (a) What is the relationship between JPA, Spring Data JPA, and Hibernate? Explain Eager and Lazy loading in Hibernate. How do Eager and Lazy loading improve the performance of Hibernate applications? (10 Marks)

(b) What is a Message Digest? How does a message digest differ from a message authentication code? Give characteristics of both. (10 Marks)

4. (a) Briefly discuss the following security vulnerabilities of any web app:

(i) Cross-Site Scripting (XSS)

(ii) Cross-Site Request Forgery (CSRF)

(iii) SQL Injection (SQLi)

(iv) Denial-of-Service (DoS)

(v) Insecure Direct Object References (IDOR) (10 Marks)

(b) Describe role-based login. Write a sample code to configure role-based login. (5 Marks)

(c) What is role-based access control? Write the simple configuration code to restrict URL access based on roles.

(5 Marks)