Aptitude Questions
General section
Computer science general
c/c++ section
Java section
The question paper had 48 questions to be answered in 1hr. Time will be quite sufficient. They have different sets of question papers.
Some questions are...................
1>General section : computer science general knowledge
2> Computer science general: simple questions
1) HP acquired this company in 2002. Which is the company
a)Compaq b)Dell c)option 3 d) Option4
Ans: a
2) what does 3G denote
a) 3rd generation mobile communication b) 3rd generation computer languages c) option 3 d) option4
Ans: a
3)an application program that is used by the users to get the inofrmation from the backend of some application like databases:
a) application server b)proxy server c)database server d)option 4
Ans: database server
4) which of the following is not true about the e-mail
a) it can be accessed by a client program using POP
b) it can be accessed by a client program using imap protocol
c) option 3
d) option 4
5) Some quesion regarding the company and who developed it ( the thing to remember is that Apple produce Macintosh computers).
5) What is X.25?
a)option 1 b)option 2 c)option 3 d)option 4
Ans: find out??:-)
3> c/c++ section: questions on c/c++, programs o/p etc.
1) main( )
{
unsigned int i=3; freshersworld.com
while( i >=0)
printf( "%d", i--);
}
how many times will the printf stmt be executed?
a)0 b)3 c)4 d)infinite
Ans: I think the answer is infinite, b'cos 'i' is an unsigned integer and it will not decrement below '0' and hence end up in an infinite loop.(yes, i checked and it is getting stuck in an infinite loop)
2) main( )
{
int x,y, z;
x=2;
y=5;
z= x+++y;
printf("%d %d %d", x, y z);
}
a)3 5 7 b)option 2 c)option 3 d)option 4
Ans: a
3) # define swap(a,b) temp=a; a=b; b=temp;
main( )
{ freshersworld.com
int i, j, temp;
i=5;
j=10;
temp=0;
if( i > j)
swap( i, j );
printf( "%d %d %d", i, j, temp);
}
Ans: On compiling i got ans 10, 0, 0. I did not understand the concept. Please expalin this to me.
4>Java section: questions on java related stuff.
1) Java was initially code named as:
a)Oak b)green c)miller d)option4
Ans: Oak
2) what is not true about the following statements about java.
a) it is compiled using javac compiler
b) the compiled files have .class extension.
c) such files cannot be transfered from one comp to another.
d) they use the java interpreter freshersworld.com
Ans: c
3) Why is the synchronize used?
a) to initialize multiple objects b)to lock an object c)option3 d)option 4
Ans: b (probably)
.................
.
From 70s 80s Company producing
mouse,GUIs............a)Dell b)IBM c) Xerox d) HP
3)an application program that is used by the users to get the inofrmation from the backend of some application like databases:
a) application server b)proxy server c)database server d)option 4
Ans: database server
8.Database quesns Stored procedures
Trigger strategy
9.Bandwidth measured in ?
10.Term assoc with Context Transaction
2)ICQ stands for ans)--------------------
class A
{
A(int x)
{
System.out.println(" x=" + x );
}
A(int x,int y)
{
System.out.println(" x=" + x + " y =" + y);
}
}
class HPTest4
{
public static void main(String args[])
{
A a=new A(1);
A b=new A(2,3);
A c=new A();
}
}
Another HP question paper
1. Which of the foll is not a protocol.
HTTP PIM PSI
A> PSI (check)
2> Which of the foll does not help security.
Good Password
Update Antivirus
VLAN
A> VLAN
3> What was the prob with Intel Processor
Cache
FPU
NONE
A> FIND OUT AND LET ME KNOW
4> What does MIME stand for
A> Multipurpose Mail Exchange Protocol
5> What does XP stand for in WIN-Xp
A> Experience
6> Who is associated with C
A> Dennis Ritchie
7> Which of the foll is not a IM client
AOL
MSN
JABBER
XINGC
A> XINGC
8> What does ERP stand 4
A> Enterprise resource planning.
9> Who is associated with HOTMAIL
SABEER Bhatia and Jack Smith
SABEER Bhatia and Bill Gates
A>SABEER Bhatia and Jack Smith
10> What does UNIX stand 4???
Find out
11> Which of the foll is not a app server
BLUESTONE
WEBSPHERE
TOMCAT
JBOSS
A> BLUESTONE
GENERAL CSE Q's
12> What do u call software embbedded in ROM
BIOS
FIRMWARE
SHAREWARE
FREEWARE
A> BIOS (Verify and plz let me know)
13> What is semaphore used 4????
14> Integral Constraint helps in???
A> Solving Inconsitent Data prob.
15> PING uses
A> ICMP
16> IP ADDRESS occupies
4 bytes
8 bytes
16 bytes
6 bytes
A> I wrote 8. correct ans 4
17> Which DataStructure helps Searching
STACK
LINKED LIST
HASH
A> HASH
18> Q on Binary tree Depth?
2^n
2^n - 1
log n
19> Database shud hav
A> ACID properties.
20> VPN stands 4
A> virtual private n/w
21> what does fork() return 2 parent
child pid
0
A> 0
22> What do u call the relationship b/e a table and its columnz
A> Schema
12Q on c & c++
23> What is true about c++
A> IT can hav virtual constuctors
24> result of i=6; printf("%d",i++*i++)
36
54
cant say
A> Can't say (compiler dependent)
25> output of
char str[20] = "SANJAY"
printf("%d%d",sizeof(str),strlen(str))
ANS> 20,6
26> Which of the foll cannot b used accross files
extern
volatile
static
const
A> static. (i wrote volatile)
27> union u{ int i; char c;};
sizeof(u);
A> 4 (I got damm irritated when i read this q. I marked 4 and wrote UNDER UNIX next 2 the answer. How can such a dumb q which gives diff values under DOS and UNIX b asked????????????)
28> Idenitify err
5[[a]
5["abc"]
A> 5["abc"]
12Q on JAVA
29> Java alloctaes mem in
STACK
HEAP
A> HEAP
30> Can u call Garbage collector explicitly
A> S . Find out the syntax. It was asked
31> What does this mean X = Y
A> Object X refers to the contents of Y.
32> Q on Null pointer Exception
33> Synchronize is used 4???
Another HP question paper
1. Which of the foll is not a protocol.
HTTP PIM PSI
A> PSI (check)
2> Which of the foll does not help security.
Good Password
Update Antivirus
VLAN
A> VLAN
3> What was the prob with Intel Processor
Cache
FPU
NONE
A> FIND OUT AND LET ME KNOW
4> What does MIME stand for
A> Multipurpose Mail Exchange Protocol
5> What does XP stand for in WIN-Xp
A> Experience
6> Who is associated with C
A> Dennis Ritchie
7> Which of the foll is not a IM client
AOL
MSN
JABBER
XINGC
A> XINGC
8> What does ERP stand 4
A> Enterprise resource planning.
9> Who is associated with HOTMAIL
SABEER Bhatia and Jack Smith
SABEER Bhatia and Bill Gates
A>SABEER Bhatia and Jack Smith
10> What does UNIX stand 4???
Find out
11> Which of the foll is not a app server
BLUESTONE
WEBSPHERE
TOMCAT
JBOSS
A> BLUESTONE
GENERAL CSE Q's
12> What do u call software embbedded in ROM
BIOS
FIRMWARE
SHAREWARE
FREEWARE
A> BIOS (Verify and plz let me know)
13> What is semaphore used 4????
14> Integral Constraint helps in???
A> Solving Inconsitent Data prob.
15> PING uses
A> ICMP
16> IP ADDRESS occupies
4 bytes
8 bytes
16 bytes
6 bytes
A> I wrote 8. correct ans 4
17> Which DataStructure helps Searching
STACK
LINKED LIST
HASH
A> HASH
18> Q on Binary tree Depth?
2^n
2^n - 1
log n
19> Database shud hav
A> ACID properties.
20> VPN stands 4
A> virtual private n/w
21> what does fork() return 2 parent
child pid
0
A> 0
22> What do u call the relationship b/e a table and its columnz
A> Schema
12Q on c & c++
23> What is true about c++
A> IT can hav virtual constuctors
24> result of i=6; printf("%d",i++*i++)
36
54
cant say
A> Can't say (compiler dependent)
25> output of
char str[20] = "SANJAY"
printf("%d%d",sizeof(str),strlen(str))
ANS> 20,6
26> Which of the foll cannot b used accross files
extern
volatile
static
const
A> static. (i wrote volatile)
27> union u{ int i; char c;};
sizeof(u);
A> 4 (I got damm irritated when i read this q. I marked 4 and wrote UNDER UNIX next 2 the answer. How can such a dumb q which gives diff values under DOS and UNIX b asked????????????)
28> Idenitify err
5[[a]
5["abc"]
A> 5["abc"]
12Q on JAVA
29> Java alloctaes mem in
STACK
HEAP
A> HEAP
30> Can u call Garbage collector explicitly
A> S . Find out the syntax. It was asked
31> What does this mean X = Y
A> Object X refers to the contents of Y.
32> Q on Null pointer Exception
33> Synchronize is used 4???
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