Placement Papers - ORACLE

ORACLE Placement Paper Pattern 
 

Section 1:
 1. what is sparese matrices?. give (at least) two methods for implemetation rather than two dimentional array.

2.what are cheap locks/latches?.

3.what is two phase locking?. Name two locks.

4. What are volatile variables in C?. What is their significance ?.

5. will these two work in same manner
 #define intp int *
typedef int * inpp;

 6. what are binary trees?. what is its use?.

Section 2 :
 A). write header file containing functions used, etc C, problem is to maitain a Queue. user has to give size and type of Queue.
This problem is like this I don t remember exactly.
B). C++

 1. What is polymorphism?

2. What is Inheritence?.

3. Mention four Object Oriented Programming Languages?>

 4. Mention basic concepts of OOP.

 5. What are messages in OOP?.

 6. What is garbase collection?.

 7.what is object?.

 8. what is a class?.
 
Section 3:

 1. Expand the following:
 a.SEI
 b. ISO

 2. what are different levels of SEI?.

 3. What is significance of ISO?>

 4. Expand the following:
 a. WWW
b. HTTP
c. HTML
d. TCP/IP

 5. what is Black box testing?.

 6. Explain the following:

1. white box testing

2. white box testing

3. boundary testing

4 stress

5. negative

6. system

7. unit

8.module

9.destructive