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Wednesday 4 January 2012

Dell Placement Paper

Dell Placement Paper April 2011 :-

1. Three bells rings at the intervals of 36 seconds, 40 seconds and 48 seconds respectively. They start ringing together at a particular time. When they will start ringing together again?

(1)After 6 minutes
(2) After 12 minutes
(3)After 18 minutes
(4) After 24 minutes

2. The sum of one-half, one-third and one-fourth of a number exceeds the number by 12. The number is

(1)144
(2) 154
(3) 90
(4) 174


3. A farmer divides his herd of x cows among his 4 sons so that one son gets one half of the herd, the second gets one-fourth, the third gets one-fifth and the fourth gets 7 cows. Then x is equal to

(1) 100
(2) 140
(3)180
(4) 160

4. If the list price of a book is reduced by Rs. 5, then a person can buy 5 more books for Rs. 300. The original cost of the book is

(1) Rs. 15
(2) Rs. 20
(3) Rs. 25
(4) Rs. 30

5. A man has only 20-paise and 25-paise coins in a bag. If he has 50 coins in all totaling to Rs.11.25, then the number of 20-paise coins is

(1) 28
(2) 27 1
(3)26
(4) 25

6. Jayant gets 3 marks for each right sum and loses 2 marks for each wrong sum. He attempts 30 sums and obtains 40 marks. The number of sums attempted correctly is

(1) 25
(2) 20
(3) 26
(4) 27

7. Complete the following number series:

7. 1, 1, 3, 9, 5, 25, 7, 49 _, 81
(1)7
(2) 9
(3) 8
(4) 10

8. 5, 11, 23, 41, 64, _

(1)89
(2) 95
(3) 101
(4) 105

Directions (9-11): Study the information given below to answer these questions.

Mark your answer as:
(i) If both A and R are correct but R does not explain A.
(ii) If both A and R are correct and R explains A.
(iii) If A is correct but R is wrong.
(iv) If A wrong but R is correct.

9. Assertion (A): A saltwater fish drinks sea water where a fresh water fish never drinks water.
Reason (R): A saltwater fish is hyper tonic to its environment while a freshwater fish is hypotonic to its environment.

10. Assertion (A): The territory of India is larger than the territories of the States taken together.
Reason (R): India is a Union of States.

11. Assertion (A): Alcohol rather than mercury is used in a thermometer to measure a temperature of 60o C.
Reason (R): Alcohol has a lower freezing point then mercury.

Directions (12-13): On the basis of given statements answer the following questions: All good athletes want win and all athletes who want to win, eat a well-balanced diet. Therefore, all athletes who do not eat a well-balanced diet are bad athletes.

12. If assumptions of the argument above are true, then which of the following statements must be true?
1) No athlete who does not eat a well-balanced diet is a good athlete.
2) No bad athlete wants to win.
3) Every athlete who eats a well-balanced diet is a good athlete.
4) All athletes who want to win are good athletes.

13. Which of the following if true, would refute the assumptions of argument above?
1) Bob, the accountant, eats a well-balanced diet, but he is not a good athlete.
2) Ann wants to win, but she is not a good athlete.
3) All the players on the Burros baseball team eat a well-balanced diet.
4) Cindy, the basketball star, does not eat a well-balanced diet, but she is a good athlete.

14.What is the output of the program
void main()
{
int i,j,k,n=5;
clrscr();
for(i=5;i>0;i--)
{
j=1
k=n&j;
k==0?printf("0"):printf("1");
}
getch();
}
 A. 00011
 B. 11110
 c. 11001
 D. 11100

 Ans: B. 11110


15.What is the output of the program

void main()

{

struct a

{

int i;

char *st1;

};

typedef struct a ST;

ST *str1;

str1=(ST*)malloc(100);

str1->i=100;

strcpy(str1->st1,"Welcome to Oracle");

printf(" %d%s\n",str1->i,str1->st1);

getch();

}

 A. core dump

 B. will not compile

 c. 100,Welcome to Oracle

 D. None of these

 Ans: C

16. A certain number of men can finish a piece of work in 10 days. If however there were 10 men less it will take 10 days more for the work to be finished. How many men were there originally?

(A) 110 men
(B) 130 men
(C) 100 men
(D) none of these

17. In simple interest what sum amounts of Rs.1120/- in 4 years and Rs.1200/- in 5 years ?
(A) Rs. 500
(B) Rs. 600
(C) Rs. 800
(D) Rs. 900

18. Two trains move in the same direction at 50 kmph and 32 kmph respectively. A man in the slower train observes the 15 seconds elapse before the faster train completely passes by him.
What is the length of faster train ?
(A) 100m
(B) 75m
(C) 120m
(D) 50m


19. A farmer divides his herd of x cows among his 4 sons so that one son gets one half of the herd, the second gets one-fourth, the third gets one-fifth and the fourth gets 7 cows. Then x is equal to
(1) 100
(2) 140
(3)180
(4) 160


20. If the list price of a book is reduced by Rs. 5, then a person can buy 5 more books for Rs. 300. The original cost of the book is
(1) Rs. 15
(2) Rs. 20
(3) Rs. 25
(4) Rs. 30

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