- Placement Paper

Paper Content :

1.
f(char *p)
{
p[0]? f(++p):1;
printf("%c",*p);
}
if call that fuction with f(Aabcd) what is the output??
ans:dcbaA (Just reversing the string

2
f(char *p)
{
p=(char *)malloc(sizeof(6));
strcpy(p,"HELLO");
}
main()
{
char *p="BYE";
f(p)
printf("%s",p);
}
what is the o/p???
ans:HELLO

3 To sorting array of 10 elements which sorting is best
a)slection
b)bubble
c)tree sort
d)....
ans:a

4 To saving space paoint of view which sort is best
a)selection
b)insertion
c)both a & b
d)... check it once.U Can easy Aanswer this question(UCA)

5 Which statement is wrong on heap
a)Any two childs should not same
b)..
c)..
d)...
ans:a

6 one more question on heap

7 read about cyclometric complexity..

8 how many null pointer are there in N number binary tree
ans:N+1

9 Two sorted list of size n what are the maximum comparison in merge
ANs:2n-1

10 converting 41.685 to binary

11 pc is incremented while executing ---------- instruction
ans:fetch instruction

12 this is gates (NAND)problem
It means some gate figure has given with all NAND gate we have write
equavalent gate
ans:OR gate

13 x:validating :Are we producing product right
y:verification:Are we producing right right
a)X is wrong statement
b)y is "
c)x and Y "
d)x & y is right statement

14 NFS some queston in NSF.
see distibuted operation System book by tenaun bamab

15. IP & IPX is implemented in trasport layer.All our friends can answer this question .Here i am unable to recall that question.

16 comparison between hashtable and binary tree
ans:a

17 client server is working in asyn mode then how communication will take place bt client and server.

18 once context swithing occures then ------------will take place
a)saving register b)saving stack c).. d)..

19 If precondition is failed what u say about postcondition?
Note:Read about preconditon and postcondition

20 whiling download java applete then web broswer do the folling
a)checking the class structure.. b)..c).. d)..

Read about this
21 Strings in Java
a)Mutable b)variable length string c).. d)..
ans:b

22 in Internet Transprot layer which is not a protocol
a)/etc/host b)TCP c)UDP d)..

23 Which is not specified in CODD's rules

It is from DBMS question
Refer NAVATHI BOOK chapter -9 appendx topic is CODDE's rules
24 what is the use of Normalization

25 Functional dependecy x->y is shows that
a)if x1=x2 then y1=y2 b).. c).. d).. ans:a

26 one question on IP addsress 243.65.77.8 some thing

27 If A sends a message to B with encryption then key is
a)A public key b)B public key c)A private key d)B private key ans:b

28 In a class only declaration of the function is there but defintion is not there then what is that function
ans:virtual function

29 what is not necessary condition in dead lock
ans:a

30 One question from multible inheritance...

31) ICV protocal

32) one question from catches like write-through protocal etc

33)catche access time is 100ns ,memory access time is 1000ns and hit ratio
is 0.9 then what is average memery access time
a)100ns b)200ns c)400ns d)500ns ans:b

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