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Oracle - Placement Paper

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: 
 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 




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