Important 20 Questions
Course: M.C.A
Subject: Internet and Java Programming
Paper Code: MCA-302
Semester: III
Questions from Unit I
Q.1. What is the Internet? Explain type of Internet connections
Q.2. What is E-mail? Explain advantages of E-mail.
Q.2. What is E-mail? Explain advantages of E-mail.
Q.3. What do you mean by Video conferencing? Explain type and benefits of Video conferencing.
Q.4. Explain purpose of following
a) XML b) HTMP c) DNS d) ISP e) JVM f) ISDN & FTP
Questions from Unit II
a) XML b) HTMP c) DNS d) ISP e) JVM f) ISDN & FTP
Questions from Unit II
1. What is the difference between a constructor and a method?
2. What is the difference between an Interface and an Abstract class?
3. Explain different way of using thread? Also, define multithreading.
4. Write short notes on
(a) What are the different ways to handle exceptions?
(a) What are the different ways to handle exceptions?
(b) What is the difference between Overriding and Overloading?
(c)What is string buffer? How does it differ from a string? Give the three ways of creating a string object.
(d) Explain the usage of Java packages.
(e) What is the “java applet? What is the life cycle of Java Applets?
(f) What is an interface? What is the use of interface?
(c)What is string buffer? How does it differ from a string? Give the three ways of creating a string object.
(d) Explain the usage of Java packages.
(e) What is the “java applet? What is the life cycle of Java Applets?
(f) What is an interface? What is the use of interface?
Questions from Unit III
Q1. The difference between Swing and AWT?
Q2. Which method can be used to obtain the length of the String? How do you concatenate Strings?
Q3. Which method can be used to compare two strings for equality? Which method can be used to perform a comparison between strings that ignores case differences?
Q4. Short Notes.
Q2. Which method can be used to obtain the length of the String? How do you concatenate Strings?
Q3. Which method can be used to compare two strings for equality? Which method can be used to perform a comparison between strings that ignores case differences?
Q4. Short Notes.
a. HTTP request, Write programs in Java using sockets programming.
b. What is meant by Stream and what are the types of Streams and classes of the Streams?
Questions from Unit IV
Q1. What is a Java Bean? Discuss the state of bean state of Bean. In this reference describe indexed properties of a class with the help of suitable example.
Q2. What do you mean by JAR filters? Discuss.
Q3.What is the difference between the Reader/Writer class hierarchy and the InputStream/OutputStream class hierarchy?
Q4. How do I select a URL from my Applet and send the browser to that page?
Q2. What do you mean by JAR filters? Discuss.
Q3.What is the difference between the Reader/Writer class hierarchy and the InputStream/OutputStream class hierarchy?
Q4. How do I select a URL from my Applet and send the browser to that page?
Questions from Unit V
Q1. Discuss the role of JSP in the development of a website.
Q2. Explain the basic components of JDBC. Explain in detail the different drivers of JDBC.
Q3. Define following in brief:
i. Servlet Life Cycle.
ii. Net Bean.
Q4. Explain the steps to create RMI based clients and server. Explain the various methods for registering and gaining access to the Remote Object.
Q2. Explain the basic components of JDBC. Explain in detail the different drivers of JDBC.
Q3. Define following in brief:
i. Servlet Life Cycle.
ii. Net Bean.
Q4. Explain the steps to create RMI based clients and server. Explain the various methods for registering and gaining access to the Remote Object.
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