BCA-16
December Examination 2016
BCA Pt. III Examination
Programming in JAVA
Paper BCA-16
Time 3 Hours Max. Marks 100
Note: The question paper is divided into three sections B and C. Write answers as per given instructions.
Section A 10 × 2 20
(Very Short Answer Questions)
Note: Answer all questions. As per the nature of the question delimit your answer in one word, one sentence or maximum upto 30 words. Each question carries 2 marks.
Define class and object.
Define inheritance.
Explain Array instantiation with an example.
What is scope of class?
What is the benefit of importing a package?
What is final variable?
What is the use of Nested Class?
242
BCA-16 100 3 (P.T.O.)
BCA-16 100 3 (Contd.)
242
(viii) What is superclass?
What is multithreading?
What is Applet?
Section B 4 × 10 40
(Short Answer Questions)
Note: Answer any four questions. Each answer should not
exceed 200 words. Each question carries 10 marks.
Write short note on Data-types of Java.
Define Decision Making Statement use in Java Programming.
How do you write an infinite loop using the for statement?
Explain with example.
Set up an array to hold the following values, and in this order:
23, 40, 36, 12, 4. Using the same array, have your program
print out only the odd numbers.
What is the difference Constructor and Method?
Explain Data Encapsulation with Example.
Describe the facilities provided by the System class.
Explain the working of garbage collection in Java.
BCA-16 100 3
242
Section C 2 × 20 40
(Long Answer Questions)
Note: Answer any two questions. You have to delimit your each
answer maximum upto 500 words. Each question carries
20 marks.
10) Write a program to implement mouse clicked method using
MouseAdapter Class.
11) Explain construction overloading with and example.
12) Explain File Navigation and I/O with an example.
13) Write a program to use multi dimension array and display
output like:
Mr. Smith
Ms. Jones