IGNOU BCSL 43 SOLVED ASSIGNMENT

Included:

BCSL 43 2025 2026 - English

Course Code : BCSL-043

Title : Java Programming Lab

Assignment Number : BCA(IV)/L-043/Assignment/2025-26

Maximum Marks : 50

Last date of Submission : ,31st October, 2025 (For July Session) 30th April, 2026 (For January Session)

This assignment has two questions. Answer all the questions. These questions carry 40 marks. Rest 10 marks are for viva voce. You are advised to give proper comments and do proper alignments while writing program. Please go through the guidelines regarding the assignments given in the programme guide for the format of presentation.

Q1(a).Write java program to find the multiplication of two matrices. Define appropriate class, constructor and methods in your program. Make necessary assumptions.

Q1(b).Write a Java program that takes the marks of 20 Students in the "Java Programming" course as input and displays the highest and lowest marks scored by the students. Make provisions for exception handling in the situation when the marks entered are either a negative value or more than 100.

Q2(a).Write a Java program that creates the threads T1 and T2. Thread T1 displays the table of 8 and thread T2 displays the table of 7. Assign priorities 3 and 5 to these threads, respectively.

Q(b). Create an applet that takes a number between 1 and 50 as input and displays whether the number is prime or not. Use appropriate components, layout and formatting in your program.

BCSL 043 (July 2026 - January 2027) - ENGLISH

Course Code : BCSL-043
Title : Java Programming Lab
Assignment Number : BCA(IV)/L-043/Assignment/2026-27
Maximum Marks : 50
Last date of Submission : 31st October, 2026 (for July 2026 Session)
: 30th April, 2027 (for January 2027 Session)
This assignment has two questions. Answer all the questions. These questions carry 40
marks. Rest 10 marks are for viva voce. You are advised to give proper comments and do
proper alignments while writing program. Please go through the guidelines regarding the
assignments given in the programme guide for the format of presentation.
Q1:
(a) Write a Java program to perform multiplication of two matrices. Define appropriate classes,
constructors, and methods to perform matrix multiplication operations. Include necessary validations
to check if matrix multiplication is possible. (10 Marks)
(b) Write a Java program that takes the account balance and withdrawal amount for a bank customer as
input and processes the transaction. Define proper class, methods and constructor in your program.
Implement custom exception handling for the following scenarios: (10 Marks)
i. The withdrawal amount is negative or zero.
ii. The withdrawal amount exceeds the current balance (Insufficient Funds).
iii. The remaining balance after withdrawal falls below the mandatory minimum balance
requirement of Rs. 1,0000/-.
Q2:
(a) Write a Java program that accepts text input from the user via the console and writes it to a file.
Then, read the contents back from the file, count the total number of words present, and display the
result on the screen. Implement proper exception handling for all File I/O operations. (10 Marks)
(b) Create a Java Applet using appropriate GUI components that accepts an integer from the user and
calculates its square upon clicking a button. Use appropriate UI components such as labels, text
fields, buttons and 

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