Code No: R05312203 R05 Set No. 2
III B.Tech I Semester Supplementary Examinations,June 2010
OOPS THROUGH JAVA Instrumentation And Control Engineering
Time: 3 hours Max Marks: 80
Answer any FIVE Questions
All Questions carry equal marks
? ? ? ? ?
1. What are containers? List various containers. Explain the usage of JPanel with example. [4+4+8]
2. (a) What is an array? Why arrays are easier to use compared to a bunch of related
variables?
(b) Write a program for transposition of a matrix. [6+10]
3. Explain about Object class in detail. [16]
4. (a) With the help of an example, explain multithreading by extending thread class.
(b) Implementing Runnable interface and extending thread, which method you prefer for multithreading and why. [10+6]
5. (a) Explain the related objects provided in java.util package.
(b) Use socket programming to design a client/server application that takes the password as input and checks whether it is correct. The program should print the appropriate message. [8+8]
6. (a) Write a program which draws a curve as mouse pointer is moved.
(b) Write a program which clears the screen when mouse button is released.
(c) Write a program to display the position of mouse pointer when mouse button
is released. [8+4+4]
7. Show that an inner class has access to the private elements of its outer class.
Determine whether the reverse is true. [16]
8. (a) How is java more secured than other languages?
(b) What is multithreading? How does it improve the performance of java?
(c) Write a program to find factorial of a given number. [4+4+8]
? ? ? ? ?
1
Code No: R05312203 R05 Set No. 4
III B.Tech I Semester Supplementary Examinations,June 2010
OOPS THROUGH JAVA Instrumentation And Control Engineering
Time: 3 hours Max Marks: 80
Answer any FIVE Questions
All Questions carry equal marks
? ? ? ? ?
1. Show that an inner class has access to the private elements of its outer class.
Determine whether the reverse is true. [16]
2. (a) What is an array? Why arrays are easier to use compared to a bunch of related
variables?
(b)Write a program for transposition of a matrix. [6+10]
3. (a) How is java more secured than other languages?
(b) What is multithreading? How does it improve the performance of java?
(c) Write a program to find factorial of a given number. [4+4+8]
4. Explain about Object class in detail. [16]
5. (a) Explain the related objects provided in java.util package.
(b) Use socket programming to design a client/server application that takes the password as input and checks whether it is correct. The program should print the appropriate message. [8+8]
6. What are containers? List various containers. Explain the usage of JPanel with example. [4+4+8]
7. (a) With the help of an example, explain multithreading by extending thread class.
(b) Implementing Runnable interface and extending thread, which method you
prefer for multithreading and why. [10+6]
8. (a) Write a program which draws a curve as mouse pointer is moved.
(b) Write a program which clears the screen when mouse button is released.
(c) Write a program to display the position of mouse pointer when mouse button
is released. [8+4+4]
? ? ? ? ?
2
Code No: R05312203 R05 Set No. 1
III B.Tech I Semester Supplementary Examinations,June 2010
OOPS THROUGH JAVA Instrumentation And Control Engineering
Time: 3 hours Max Marks: 80
Answer any FIVE Questions
All Questions carry equal marks
? ? ? ? ?
1. Explain about Object class in detail. [16]
2. What are containers? List various containers. Explain the usage of JPanel with example. [4+4+8]
3. (a) Write a program which draws a curve as mouse pointer is moved.
(b) Write a program which clears the screen when mouse button is released.
(c) Write a program to display the position of mouse pointer when mouse button
is released. [8+4+4]
4. (a) With the help of an example, explain multithreading by extending thread
class.
(b) Implementing Runnable interface and extending thread, which method you
prefer for multithreading and why. [10+6]
5. Show that an inner class has access to the private elements of its outer class.
Determine whether the reverse is true. [16]
6. (a) What is an array? Why arrays are easier to use compared to a bunch of related
variables?
(b)Write a program for transposition of a matrix. [6+10]
7. (a) Explain the related objects provided in java.util package.
(b) Use socket programming to design a client/server application that takes the password as input and checks whether it is correct. The program should print the appropriate message. [8+8]
8. (a) How is java more secured than other languages?
(b) What is multithreading? How does it improve the performance of java?
(c) Write a program to find factorial of a given number. [4+4+8]
? ? ? ? ?
3
Code No: R05312203 R05 Set No. 3
III B.Tech I Semester Supplementary Examinations,June 2010
OOPS THROUGH JAVA Instrumentation And Control Engineering
Time: 3 hours Max Marks: 80
Answer any FIVE Questions
All Questions carry equal marks
? ? ? ? ?
1. (a) Explain the related objects provided in java.util package.
(b) Use socket programming to design a client/server application that takes the password as input and checks whether it is correct. The program should print the appropriate message. [8+8]
2. (a) How is java more secured than other languages?
(b) What is multithreading? How does it improve the performance of java?
(c) Write a program to find factorial of a given number. [4+4+8]
3. Explain about Object class in detail. [16]
4. (a) Write a program which draws a curve as mouse pointer is moved.
(b) Write a program which clears the screen when mouse button is released.
(c) Write a program to display the position of mouse pointer when mouse button is released. [8+4+4]
5. (a) What is an array? Why arrays are easier to use compared to a bunch of related variables?
(b) Write a program for transposition of a matrix. [6+10]
6. (a) With the help of an example, explain multithreading by extending thread class.
(b) Implementing Runnable interface and extending thread, which method you
prefer for multithreading and why. [10+6]
7. What are containers? List various containers. Explain the usage of JPanel with
example. [4+4+8]
8. Show that an inner class has access to the private elements of its outer class.
Determine whether the reverse is true. [16]
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