HUGHES PLACEMENT PAPERS

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HUGHES PLACEMENT PAPERS..

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This is HUGHESpaper
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It consist of two section part A and B or C
For CSE student part A & B is better.
Here i am writting some Questions from part A and B for CSE
student
Questions are not in order.
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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

UCA

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.......
mama all our friends can answer this question .Here i am
unable to recall
that question.If u a have any doubts on Ip & IPX contact
HARI because he
did his project is B.Tech in that protocals

UCA
16

comparison between hashtable and binary tree
ans:a
UCA

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

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

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)...
UCA
23

Which is not specified in CODD's rules
a)....
b)....
c)...
d).....

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It is from DBMS question
Refer NAVATHI BOOK chapter -9 appendx topic is CODDE's rules
24

what is the use of Normalization
a)....b)....c)...d)...
Any one can answer
25

Futional 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
a)...b)..c)..d)...
every one can answer
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 (Check it once)
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...
a)..b)..c)...d)......
31)
ICV protocal
i don't know about this mama .Till now i didn't heard that
protocol
mama..just know what is that then u can answer this question

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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