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ORACLE PAPER - 2002 - WARANGAL


REC Warangal ORACLE-2002
========================

paper having two parts.
   
part 1: apptitute test -30question (20min)
part 2: technical Test -30question (20min)

Part 1:

1)find the range of x*x -5x+6>0
X<=2 ; X >=3

2)if 5x*x+14*x+k=0 having two reciprocal roots find the value of k.

3&4)two sentence are given ,in between four sentence are given in change order. (like between 1 & 6 ,abcd four sentence are given  1  a b c d  6)
Find the correct order?

5)if first term of AP is 5 .16th term is 45.find the sum of first 16  terms.

6)x,y and z are odd no. not necessarly in sequence.then y=?
  (1)mean of x and z is 114.
  (2)mean of y and z is 113.

Ans:  115

7)ram is 27 year old then mohan.after 7 year ram age is thrice as mohan  
age .find ram age?
Ans : 67/2


8)if three tapes are filling a tank of capacity of 500lit with speed of 
30lit/sec,48lit/sec and 36lit/sec. Find after how long  time tank will 
fill?
Ans : 500/114

9)find the root of given eq x-2/(x-1)=1-2/(x-2) if possible.
Ans : x = 0

10)find the point of intersection of 
             15x+9y=15
              5x+3y=21
             
Ans : NO

11)suppose in a pot 20 cards are there label 1-20 on that. find the 
probability of getting two prime.

Ans : 8/20 = 2 / 5

12)in an island three persons are there Jam ,Dam and Sam .sam having 
pencil,dam having cap and Jam having book .we have find who is author 
among them if.
 (1)Sam says ,Jam  is author but author wearing cap.
 (2)Dam says ,I am author ,but author not having cap.
 (3)Sam says, I am author ,but author  having note book.
 Find who is author?

Ans : jam

13)Jo ,Do and So are three person.
(1) So says Jo is football player, I also football player.
(2) Do says Jo is football player, I also football player.
(3) Jo says Do is football player, I also football player.
Find the football player player among them.

Ans : jo

14-16)question based analogy . like LION:CUB find the pair in given choice.

17)in a basket 3 mangos,4 apples and 4 bananas are there. Find no of ways we select randomly 3 fruit from basket?

18) if a^x=b^y=c^z and b^2=ac then   find x+z/xz=?    
Ans :      2/y

19)(loga)^2-(logb)^2 = ? 
ans :- logab-loga/b

20)in a 60 liters of mixture of spirit and water is 7 %. in order to make water 19%,how much water should be added.(some thing like this)

21-25)A one and half page length passage will be given and 4 to 5          
questions will  be asked based on this passage.

26)

Technical part:-
==================
pattern: 1) pl/sql--->7 quest
     2) java--->5 quest
     3) c & pointers--->9 quest
     4) dbms and dfd's--->5 quest
     5) ds--->4 quest


some quest are here:-

1.what is not a c- storage class 
Ans.stack

2.if  dba creates   one user  what are the privilages the user will get?

3. which keyword is used to const in java 
Ans. final

4.char *array[4]={"some string"}
printf("%d",&array[4]-(array)); 
Ans.4

5.remote object will be in the package 
Ans.java.net (verity it)
   
6.#define sq(a) (a*a)
printf ("%d",sq (3+2)); 
Ans.11

7.#define max 20
printf ("%d", ++max); 
Ans.lvalue required --- error


8.printf ("%d",sizeof (2>3?4?:4:3?4:2));(some thing like this)
Ans.syntax error

9. what is important of free().

10.property of constructor in java program.

11.impotance of macro.

12.underfolw condition of stack.
(1)empty,2)push,3)pop,4)none)
====================

1)Which of the following is not a storage class in C? 
Static 
Register 
Extern 
Stack 

2)Which of the following 'return' statement is correct? 
return, return; 
return(1, 2, 3); 
return(return 4); 
(return 5, return 6); 

3)The second argument to fopen() function is? 
char 
const char * 
int * 
FILE * 


4)What is the output of the program? 
    #include <stdio.h> 
    void main() 
    { 
        char buffer[10] = {"Genesis"}; 
        printf(" %d ", &buffer[4]- (buffer)); 
    } 



Illegal pointer subtraction 
4

5)If "arr" is an array of 5 x 5 dimension, arr[2][4] is same as 
**(a+3+4)  
*(a+3)+*(a+4) 
**(a+3)+4 
*(*(a+2)+4)


-----------------------------------------------------
APTITUDE         30 questions

        Log37 
1:      -------     =        ?          ( Log67 )
       1 + Log32 


2:   log(a-b) = log a - log b;   then a = ?  
      (b/(b2+1));

3:  3 black 7 white balls. prob of drawing 2 white balls   ?          (7/15)

4: In a lock  of 4 rings there r five characters how
many unsuccessful attempts can be made    ?        (624)..

5:  sqrt(6+sqrt(6+sqrt (6 + ..))))) = ?   3

6:  a solution is prepared by mixing two solution with  sprit 20% & 60%..In 
what ration they should be mixed to get the 50% sprit in resultant solution.
(1:3)

7:  X2 - (A-3)X +(A+3) = 0
for what value of A the sum of square of roots will be least ?   (A=2);

8: 'a' number of persons work daily 'b' hours to produce 'c' items. If 'd'  persons walks away from the group what will be the number of hours to produce 'c' items. ?  (ab/(a-d))

9: - 13 Passage 

14 - 18 venn diagram.

19-22 picking based (VERBAL);

23-25 picking odd once out (words )

26: m = ax  , n = ay   mxny  = a2(x+y)    find 1/x + 1/y?                 (1)

27 xy - 2y - 6 =0;
x <> 2 x >2 ..
y is always postive.

28 
The diameter of circle can be determined from 
1.area.
2.circumference.
Ans either of them.

29: sum of 2 no. is 7 & product s 10 fnd larger number.

30:  
--------------------------------------------------------

TECHNICAL :

It will be really tough. They will manly concentrate on PL/SQL, Java, C.
       
1. Output of the following program is  
main()
{
    int i=0;
        for(i=0;i<20;i++)
        {
            switch(i){
                                                     
            case 0:
                 i+=5;
                                                     
            case 1:                                                      
                 i+=2;
                                                     
            case 5:
                                                     
                 i+=5;
                                                     
            default:
                                                     
                 i+=4;
                                                     
             break;
                          }
         }
}

(A) 5,9,13,17                  
(B) 12,17,22                  
(C) 16,21                  
(D) syntax error.


2. What will be the result of the following program?
char*g()
{
    static char
    x[1024];
        return x;
}
main()
{
    char*g1="FirstString";
        strcpy(g(),g1);
        g1=g();
        strcpy(g1,"SecondString");
    printf("Answeris:%s", g());
}

(A) Answer is: First String                
(B) Answer is: Second String
(C) Run time Error/Core Dump              
(D) None of these


3: which will not complete the transaction .(UPDATE).

4:  PL / SQL loop can be replaced by which loop to get least number of steps.

5:regarding  USER_NDEX.

6: which language is used by end user to manipulate dbms.
   DML

7: what can not be used in object names.

8: what is used to collect information from more than one table ( JOIN).

9: program on java.swng.

10: problem on JNI

11: something on extendability or searializability

12 some more c codes.

13 on queue defintion.

14 what s orthogonal matrix.

15 Peep stack.

16 reg . class.

17 compiler intilized storage clases.

18. whch storage class allows class to be initialized in a class.

19 on set font 

20 on redundancy ..

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