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### Cadence Placement-Paper Technical-Other -31 Dec 2011

Aptitude

1.  A sequence is given. You should find out error & write correct 1 2 5 10 13 26 29 48.

ans: Error is 48,there you should write 58.

2. 2,3 6,7 14,15 29,46. Error is 46. In every pair you add 1 to get
second number. Ans:29+1=30

3. A girl is 13'th highest,13th lowest. How many member.

Ans:25

4. Rearrange MERGANY

Ans:GERMANY (country)

5. Rearrange BBIRAT

Ans:RABBIT

6. (passage) There are 6 persons k,l,m,n,o,p to give seminar cond: 3 persons should give before lunch and 3 after lunch
l should immediately precede the seminar of m there should be no gap between l and m .....

ans: 1. L position is 2
2 m pos is 5
3. k pos is 4

7. (passage)
A is daughter of Y, Z is father of Y. Q is son of Z,
1.if T is son of Y, then
ans: T and A brother/sister
2. if m is brother of T, then
ans :Z is grandfather of M and M & A are brother/sister
3. if Q is son of Z them
ans: Q & Y are brothers
Q. if speed of ongoing train is 24 and while return is 48
avg = ----

ans:32

8. 0.23 + 0.02323 + 0.002323.... == ???

9. 0.4 + 0.44 + 0.444 ..... = ???

10. 1,2,2,4,8,?

ans:32

11.  55*55*55+45*45*45/55*55-55*45+45*45

ans:100

12.  4^^61 + 4^^62 + 4^^63 + 4^^64 . this sum is divisible by which of the following ?

ans:17

C Language

1. #define min((a),(b)) ((a)<(b))?(a):(b)
main()
{
int i=0,a[20],*ptr;
ptr=a;
while(min(ptr++,&a[9])<&a[8]) i=i+1;
printf("i=%d ",i);}

Ans:5.

2. main()
{char a[10]={1,2,3,4,5,6};int x;
for(x=0;x<4;x++){ b[x]=x+'a';}
printf("%s",b);}

Ans:abcd56

a)Insertion b)Deletion c)Accessing Element d)None

4. ~(~0<<8)? Ans:Last 8 digits are 1's rest are 0's.

5. int a,b=3,c=2;
a=b++*c;c=++b*a;Some thing like this.
print a,b,c?

C++ Language

1. Virtual Functions in C++(Refer to 13'th chapter first two
examples of LAFORE Book)

2. Which of the following is not true regarding FRIEND function
Ans:If y is friend of x and z is friend of y then z can access private of x.

4. class X{
public:X(){ cout<<"This is Base";}
};
class Y:public X
{ public:Y(){cout<<"This is Derived";}};
what is printed when an object of Y is created?

5. One question on reference variable in C++.

Ans:&a.

Technical

1. Number of nodes in Binary tree with height 3

Ans:7(Refer to Formula 2^^n-1)

2. TCP/IP is used in?

Ans:LAN/WAN

3. Host IP Address is? Ans:32 bits OR 4 bytes.

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