CADENCE Placement Papers
Cadence paper..... 04
Technical part 1
1. ans:O(n**2)
2. inorder & 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.
asn: x=5 & y=3
4.in assembler relocatable code generated by ...!!??
asn: 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
asn:"c"
9.problem on grammer
Technical part 2
1. A(XOR)B
2. for modulo13 ...FF req.
asn: 4
3. asn: modulo6
4. ans: z(x+y)
5. ans: 0,1
6. on DMA : I/O to Mem. without CPU monitering
7. problem on ring counter
asn: 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=v1...
you have to find complexcity of prog.
asn: !!??
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 ...
asn: 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. connect nine point without takeoff pen & without overlapping line
segment
1 2 3 4
* * * 5
* * * 6
0* * * 7
answer: start with 0 to 1 to 7 to 0 to 4 .
8. make four equle parts..

 
 
 
 

hint : repeat same shape in it.
9. 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
CV paper:
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118 General (i) Data sufficiency
(ii) Analytical
(iii) Mathematics
1945 C & UNIX
1. xa=ax 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 (5x4!)
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 of 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 : a) only statement A is sufficent , B is not
b) only statemnet B
c) both are necessary
d) both are not sufficient.
6. X is an integer. Is X dvisible 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. maths question
9, 10 Analytical
Zulus always speak truth and Hutus always speak lies. There are
three persons A,B&C. A met B and says " I am a Zulu or I am Hutu".
We don't know what exactly he said. then B meets C and says to c
that " A is a Zulu ". Then C replied " No, A is a Hutu ".
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 necessarly 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)
q)
q)
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 backup 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
31 .
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 are 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.
