Cadence Placement Paper

** Company: ** Cadence

Cadence

75 Marks Paper Time Limit 1.15 H

10 related to s/w & then 10 related to h/w & 55 aptitude.

Technical Part 1

1. Ans: O (n**2)

2. In order & preorder seq. of tree is given & you have to find out post order.. very easy but do practice you can make one easy method by practice..

3. Problem on pass by ref. & pass by value.

Ans: x=5 & y=3

4. In assembler relocatable code generated by …!!??

Ans: Indirect addressing

5. Depth of the tree

Ans: log(n)

6.very simple problem on binary tree …

so learn who to build tree & insert new tree node…

Ans: 10

7.problem on FSM

8.problem on stack

Ans: “c”

9.problem on grammer

**Technical Part 2**1. A (XOR)B

2. for modulo-13 …FF req.

Ans: 4

3. Ans: modulo-6

4. Ans: z(x+y)

5. Ans: 0,1

6. on DMA : I/O to Mem. without CPU monitering

7. problem on ring counter

Ans: 4 cycle

8.number given in form 20 digit repesentation … where A,B ,C ,,,..J are 10,11,12,…20 number is ‘IA’ what is the value in octal

Ans: 562

9. one program is given inwhich statement are

t= u%v

t= u%v

u=v

v=v-1…

you have to find complexity of prog.

**Aptitude Part**1. log( X**3 + Y**3) where x=3/4 y=1/4

log(3) , log(7) & log(2) is given …

Ans:-0.385

2. one puzzle related cards …

Ans: 1 black card & 12 red crads

3. last question of paper .. sum of money of A & B =Rs.10 diffrence of A + B = Rs.9

Ans : 50 pesa

4. one paper is equlely folded 50 times… what is new thikness of paper..

Ans: 2**50

5. problem in which two circle are drawn …& triangle..

Ans: 10root2

6. one problem related to two train …

Ans: (T + t)/2

7. one area finding problem

in which in 10 * 10 box small 2*2 box & one triangle … sheded area you have to find…

Ans:33.33

**General**(i) Data sufficiency

(ii) Analytical

(iii) Mathematics

1. |x-a|=a-x

Ans: (c) x<=a

2. There is six letter word VGANDA . How many ways you can arrange the letters in the word in such a way that both the A’s are together.

Ans : 120 (5×4!)

3. If two cards are taken one after another without replacing from a pack of 52 cards what is the probability for the two cards be queen.

Ans : (4/52)*(3/51) (1/17)*(1/13)

4. 51 x 53 x … x 59 ; symbols ! – factorial ^ – power of 2

(a) 99!/49!

(b)

(c)

(d) (99! x 25!)/(2^24 x 49! x 51!)

5. The ratio fo Boys to Girls is 6:4. 60% of the boys and 40% of girls take lunch in the canteen. What % of class takes lunch in canteen.

Ans : 52% (60/100)*60 + (40/100)*40 Data Sufficiency :

6. X is an integer. Is X divisible by 5?

A) 2X is divisible by 5.

B) 10X is divisible by 5.

Ans : A)

7. (A) Anna is the tallest girl

(B) Anna is taller than all boys.

(Q) . Is Anna the tallest in the class

Ans : c

8. Who must be a Zulu?

Ans: B (check) Math’s Questions

9. How many Zulus are there?

Ans 2(check)

10. Who must be a Zulu?

Ans: B (check)

11.

12.

13,

14. – A father F has 5 sons, p, q, r, s, t. Not necessarily in this order. Two are of same age. The eldest and youngest cannot be twins. T is elder to r and younger to q and s has three older brothers.

q) who are the twins? s, t

q) who is the oldest and youngest? q, (s&t) 15.16.17

.18. – There are 7 people who take a test among which M is the worst, R is disqualified, P and S obtain same marks, T scores less than S and Q scores less than P, N scores higher than every one. Ans : N P S T Q R M (may be, just check) or N S P T Q R M C & UNIX

19. What does chmod 654 stand for.

Ans : _rw_r_xr__

20. Which of following is used for back-up files?

(a) Compress

(b) Tar

(c) make

(d) all the above

Ans : b

21 what does find command do?

Ans : search a file

22. What does ” calloc” do?

Ans : A memory allocation and initialising to zero.

23 what does exit () do?

Ans : come out of executing programme.

24. What is the value of ‘i’? i=strlen(“Blue”)+strlen(“People”)/strlen(“Red”)-strlen(“green”)

Ans : 1

25. i=2 printf(“%old %old %old %old “,i, i++,i–,i++);

Ans : check the answer.

26. Using pointer, changing A to B and B to A is Swapping the function using two address and one temperory variable. a,b are address, t is temporary variable. How function look like?

Ans : swap(int *, int *, int )

27. In ‘o’ how are the arguments passed?

Ans : by value.

28. Find the prototype of sine function.

Ans : extern double sin(double)

29. Scope of a global variable which is declared as static?

ans : File

30. ASCII problem i=..

Ans: 6

32. What is the o/p printf(” Hello o is the world “);

Ans : Hello is the world.

33. Clarifying the concept addresses used over array ; ie changing the address of a base element produces what error?

34. Child process — fork child shell — sh

35. Answer is lex 7 yacc & man read these things in UNIX

36. What is int *p(char (*s)[])

Ans : p is a function which is returning a pointer to integer which takes arguments as pointer to array of characters.

Cadence Placement Paper

## About Cadence

Cadence Design Systems, Inc., headquartered in San Jose, California, is an American multinational computational software company, founded in 1988 by the merger of SDA Systems and ECAD, Inc.visit offical website of Cadence for more details.