Summer 2022: Programming in Java Lab - Revision history

Mkwiki: /* Lab 1: ( week of 09th May 2022 ) */

2022-11-08T08:10:27Z

Lab 1: ( week of 09th May 2022 )

Mkwiki: /* Lab 9: ( week of 11th July 2022 ) */

2022-07-19T05:58:39Z

Lab 9: ( week of 11th July 2022 )

Mkwiki: /* Lab 9: ( week of 11th July 2022 ) */

2022-07-12T07:33:46Z

Lab 9: ( week of 11th July 2022 )

Mkwiki: /* Final Lab: ( week of 11th July 2022 ) */

2022-07-12T07:30:16Z

Final Lab: ( week of 11th July 2022 )

Mkwiki: /* Lab 8: ( week of 04th July 2022 ) */

2022-07-12T07:28:47Z

Lab 8: ( week of 04th July 2022 )

Mkwiki: /* Resources */

2022-07-05T07:15:00Z

Resources

Mkwiki: /* Lab 8: ( week of 04th July 2022 ) */

2022-07-05T07:12:57Z

Lab 8: ( week of 04th July 2022 )

Mkwiki: /* Lab 7: ( week of 27th June 2022 ) */

2022-07-05T07:08:44Z

Lab 7: ( week of 27th June 2022 )

Mkwiki: /* Lab 7: ( week of 27th June 2022 ) */

2022-06-28T07:38:46Z

Lab 7: ( week of 27th June 2022 )

Mkwiki: /* Lab 7: ( week of 27th June 2022 ) */

2022-06-28T07:38:03Z

Lab 7: ( week of 27th June 2022 )

@@ Line 55: / Line 55: @@
 | style="width: 15%" | '''Lab Exercise No. 1''' || Read about toString( ) from javatpoint.com [https://www.javatpoint.com/understanding-toString()-method]
 |-
-| 2 || WAPJava program to read data of various types using Scanner class || Practice Set No. 1 ||  Read about Scanner class from javatpoint.com [https://www.javatpoint.com/Scanner-class]
+| 2 || WAP to read data of various types using Scanner class || Practice Set No. 1 ||  Read about Scanner class from javatpoint.com [https://www.javatpoint.com/Scanner-class]
 |-
 | 3 || WAP to find the n<sup>th</sup> largest number and n<sup>th</sup> samallest number in an array || Practice Set No. 2 ||

@@ Line 236: / Line 236: @@
 |-
 | 4 || Using AWT, write a program to create two buttons labelled ‘A’ and ‘B’. When button ‘A’ is pressed, it displays your personal information (Name, Course, Roll No, College) and when button ‘B’ is pressed, it displays your CGPA in previous semester. ||   '''Lab Exercise No. 13'''
 |}

@@ Line 228: / Line 228: @@
 |-
 | style="width: 8%"  | 1
-| style="width: 60%" | Write a program that copies content of one file to another. Pass the names of the files through command-line arguments.
+| style="width: 60%" | Using AWT, write a program to display a string in frame window with pink colour as background.
-| style="width: 15%" | '''Lab Exercise No. 6''' ||   Read about Java I/O and File Handling from javatpoint.com [https://www.javatpoint.com/java-io]
+| style="width: 15%" | '''Lab Exercise No. 10''' ||   Read about Adapter Classes from javatpoint.com [https://www.javatpoint.com/java-adapter-classes]
 |-
-| 2 || Write a program to read a file and display only those lines that have the first two characters as '//' (Use try with resources). ||  '''Lab Exercise No. 7''' || Read about Try with Resources statement from javatpoint.com [https://www.javatpoint.com/java-try-with-resources]
+| 2 || Using AWT, write a program to create two buttons named “Red” and “Blue”. When a button is pressed the background color should be set to the color named by the button’s label.  ||  '''Lab Exercise No. 11''' ||
 |-
-| 3 || Write a program to handle mouse events(Clicked, Entered, Exited, Presses, and Released). || '''Lab Exercise No. 8''' || Read about mouselistener from javatpoint.com [http://www.javatpoint.com/java-mouselistener]
+| 3 || Using AWT, write a program which responds to KEY_TYPED event and updates the status window with message (“Typed character is: X”). Use adapter class for other two events. ||  '''Lab Exercise No. 12''' ||
 |-
-| 4 || Write a program to handle key events(Pressed, Released, and Typed). || '''Lab Exercise No. 9''' || Read about keylistener from javatpoint.com [http://www.javatpoint.com/java-keylistener]
+| 4 || Using AWT, write a program to create two buttons labelled ‘A’ and ‘B’. When button ‘A’ is pressed, it displays your personal information (Name, Course, Roll No, College) and when button ‘B’ is pressed, it displays your CGPA in previous semester. ||   '''Lab Exercise No. 13'''
 |}

@@ Line 219: / Line 219: @@
-== '''Final Lab:''' ( week of 11<sup>th</sup> July 2022 ) ==
+== '''Lab 9:''' ( week of 11<sup>th</sup> July 2022 ) ==
 {| class="wikitable" style="text-align: left; width: 100%";
 |-

@@ Line 200: / Line 200: @@
 == '''Lab 8:''' ( week of 04<sup>th</sup> July 2022 ) ==
 {| class="wikitable" style="text-align: left; width: 100%";
 |-

@@ Line 8: / Line 8: @@
 ==''' Resources'''==
 *  [http://www.mkbhandari.com/mkwiki/Summer_2021:_Programming_in_Java_Lab Summer 2021 wiki page]
 * Basic building blocks(syntax) [https://introcs.cs.princeton.edu/java/11cheatsheet/ tutorial] from cs.princeton.edu

@@ Line 192: / Line 192: @@
 |-
 | 2 || WAP to demonstrate nested try statements. ( Slide no. 23-25) || Practice Set No. 2 ||
 |-
 | 3 || Create an Exception subclass UnderAge, which prints “Under Age” along with the age value when an object of UnderAge class is printed in the catch statement. Write a class exceptionDemo in which the method test() throws UnderAge exception if the variable age passed to it as argument is less than 18. Write main() method also to show working of the program.|| '''Lab Exercise No. 4''' || Read about Exception Handling from javatpoint.com [https://www.javatpoint.com/exception-handling-in-java]

@@ Line 191: / Line 191: @@
 | style="width: 15%" | Practice Set No. 1 ||
 |-
-| 2 || WAP to demonstrate nested try statements. || Practice Set No. 2 ||
+| 2 || WAP to demonstrate nested try statements. ( Slide no. 23-25) || Practice Set No. 2 ||
 |-
 | 3 || Create an Exception subclass UnderAge, which prints “Under Age” along with the age value when an object of UnderAge class is printed in the catch statement. Write a class exceptionDemo in which the method test() throws UnderAge exception if the variable age passed to it as argument is less than 18. Write main() method also to show working of the program.|| '''Lab Exercise No. 4''' || Read about Exception Handling from javatpoint.com [https://www.javatpoint.com/exception-handling-in-java]

@@ Line 188: / Line 188: @@
 |-
 | style="width: 8%"  | 1
-| style="width: 60%" | Create an Exception subclass UnderAge, which prints “Under Age” along with the age value when an object of UnderAge class is printed in the catch statement. Write a class exceptionDemo in which the method test() throws UnderAge exception if the variable age passed to it as argument is less than 18. Write main() method also to show working of the program.
+| style="width: 60%" | WAP to demonstrate multiple catch statements. Also show the example of unreachable catch clause. (Slide no. 19-21)
-| style="width: 15%" | '''Lab Exercise No. 4''' ||  Read about Exception Handling from javatpoint.com [https://www.javatpoint.com/exception-handling-in-java]
+| style="width: 15%" | Practice Set No. 1 ||
 |-
-| 2 || Write a program to implement stack. Use exception handling to manage underflow and overflow conditions. || '''Lab Exercise No. 5''' ||
+| 2 || WAP to demonstrate nested try statements. || Practice Set No. 2 ||
 |-
 | 3 || Create an Exception subclass UnderAge, which prints “Under Age” along with the age value when an object of UnderAge class is printed in the catch statement. Write a class exceptionDemo in which the method test() throws UnderAge exception if the variable age passed to it as argument is less than 18. Write main() method also to show working of the program.|| '''Lab Exercise No. 4''' || Read about Exception Handling from javatpoint.com [https://www.javatpoint.com/exception-handling-in-java]