Bharathiar University 2009-6th Sem B.C.A Computer Application Bachelor of , - - Internet and Java Programming - Question Paper

Bachelor of Computer Application (BCA), APR - 2009

Internet and Java Programming (Sem 6)

1. The ______________ system was developed at the university of Minnesota in April 1991.
a. Gopher system
b. Vertical system
c. Veronica system
d. Geo system
1.0 Mark(s)
2. A new newsgroup is created by sending a special message, called a ______________ MESSAGE, throughout usenet.
a. CONTROL
b. COUNTER
c. COMMON
d. COUPLE
1.0 Mark(s)
3. A ______________ is a unit of a program that does a certain task and returns a value that represents the result of that task.
a. Variable
b. Function
c. Mouse
d. Monitor
1.0 Mark(s)
4. ______________ is a single instance of a class that retains the structure and behaviour as described by the class.
a. A Variable
b. An object
c. A version
d. A Language
1.0 Mark(s)
5. The ______________ operator is used to access the instance variables and methods within an object.
a. Point
b. Boat
c. Cot
d. Dot
1.0 Mark(s)
6. ______________ is a special reference value, used inside any method to refer to the current object.
a. Those
b. These
c. That
d. This
1.0 Mark(s)
7. A ______________ is an object which is used as a mutually exclusive lock or mutex.
a. Mouse
b. Motherboard
c. Monitor
d. Drive
1.0 Mark(s)
8. Which among the subsequent is a method of the thread class?
a. Wake
b. Rise
c. Sleep
d. Fall
1.0 Mark(s)
9. The ______________ mark the separation ranging from tokens.
a. Delimiters
b. Deviators
c. Derivators
d. Descriptors
1.0 Mark(s)
10. Java is an automatically ______________ collected system.
a. Garbage
b. Machine
c. fault
d. User
1.0 Mark(s)

11. a. Brief a note on browsers.

Or

b. define a LAN.
5.0 Mark(s)

12. a. elaborate variables? discuss.

Or

b. describe an array. provide examples and explain.
5.0 Mark(s)

13. a. With an example, discuss if-else.

Or

b. Write a note on method overriding.
5.0 Mark(s)

14. a. discuss string concatenation.

Or

b. explain about Inter-Thread Communication.
5.0 Mark(s)

15. a. What is meant by a vector? discuss.

Or

b. define the Math class.
5.0 Mark(s)

16. a. what are on Mail.

Or

b. What is internet? explain.
8.0 Mark(s)

17. a. explain about the different Lexical problems.

Or

b. Java has 8 simple kinds. elaborate they? discuss.
8.0 Mark(s)

18. a. discuss inheritance with an example.

Or

b. provide a detailed note on classes.
8.0 Mark(s)

19. a. elaborate packages? discuss.

Or

b. In detail, explain about exception handling.
8.0 Mark(s)

20. a. Name and discuss the simple graphics methods.

Or

b. Enumerate on file streams.
8.0 Mark(s)

Earning:   Approval pending.