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[ 4 posts ] |
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neha
Marketing Executive 
Joined:
Mon Aug 24, 2009 10:57 pm
Beans: 767
In Bank: 10965
College: IET
Degree: B.E
Position: Teacher
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Sat Sep 19, 2009 3:09 pm
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Post subject: LG Soft India Placement Paper 
Instructions:
1. Please ignore any case-sensitive errors and un-included libraries.
2. You may use the back of this question paper for any rough work.
Q1.
main()
{
int i;
printf("%d", &i)+1;
scanf("%d", i)-1;
}
a. Runtime error.
b. Runtime error. Access violation.
c. Compile error. Illegal syntax
d. None of the above
Q2.
main(int argc, char *argv[])
{
(main && argc) ? main(argc-1, NULL) : return 0;
}
a. Runtime error.
b. Compile error. Illegal syntax
c. Gets into Infinite loop
d. None of the above
Q3.
main()
{
int i;
float *pf;
pf = (float *)&i;
*pf = 100.00;
printf("%d", i);
}
a. Runtime error.
b. 100
c. Some Integer not 100
d. None of the above
Q4.
main()
{
int i = 0xff;
printf("%d", i<<2);
}
a. 4
b. 512
c. 1020
d. 1024
Q5.
#define SQR(x) x * x
main()
{
printf("%d", 225/SQR(15));
}
a. 1
b. 225
c. 15
d. none of the above
Q6.
union u
{
struct st
{
int i : 4;
int j : 4;
int k : 4;
int l;
}st;
int i;
}u;
main()
{
u.i = 100;
printf("%d, %d, %d",u.i, u.st.i, u.st.l);
}
a. 4, 4, 0
b. 0, 0, 0
c. 100, 4, 0
d. 40, 4, 0
Q7.
union u
{
union u
{
int i;
int j;
}a[10];
int b[10];
}u;
main()
{
printf("%d", sizeof(u));
printf("%d", sizeof(u.a));
printf("%d", sizeof(u.a[0].i));
}
a. 4, 4, 4
b. 40, 4, 4
c. 1, 100, 1
d. 40 400 4
Q8.
main()
{
int (*functable[2])(char *format, ...) ={printf, scanf};
int i = 100;
(*functable[0])("%d", i);
(*functable[1])("%d", i);
(*functable[1])("%d", i);
(*functable[0])("%d", &i);
}
a. 100, Runtime error.
b. 100, Random number, Random number, Random number.
c. Compile error
d. 100, Random number
Q9.
main()
{
int i, j, *p;
i = 25;
j = 100;
p = &i; /* Address of i is assigned to pointer p */
printf("%f", i/(*p)); /* i is divided by pointer p */
}
a. Runtime error.
b. 1.00000
c. Compile error
d. 0.00000
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neha
Marketing Executive
Joined:
Mon Aug 24, 2009 10:57 pm
Beans: 767
In Bank: 10965
College: IET
Degree: B.E
Position: Teacher
|
|
Sat Sep 19, 2009 3:09 pm
|
Post subject: Re: LG Soft India Placement Paper
Q10.
main()
{
int i, j;
scanf("%d %d"+scanf("%d %d", &i, &j));
printf("%d %d", i, j);
}
a. Runtime error.
b. 0, 0
c. Compile error
d. the first two values entered by the user
Q11.
main()
{
char *p = "hello world";
p[0] = 'H';
printf("%s", p);
}
a. Runtime error.
b. “Hello world”
c. Compile error
d. “hello world”
Q12.
main()
{
char * strA;
char * strB = “I am OK”;
memcpy( strA, strB, 6);
}
a. Runtime error.
b. “I am OK”
c. Compile error
d. “I am O”
Q13. How will you print % character?
a. printf(“\%”)
b. printf(“\\%”)
c. printf(“%%”)
d. printf(“\%%”)
Q14.
const int perplexed = 2;
#define perplexed 3
main()
{
#ifdef perplexed
#undef perplexed
#define perplexed 4
#endif
printf(“%d”,perplexed);
}
a. 0
b. 2
c. 4
d. none of the above
Q15.
struct Foo
{
char *pName;
};
main()
{
struct Foo *obj = malloc(sizeof(struct Foo));
strcpy(obj->pName,"Your Name");
printf("%s", obj->pName);
}
a. “Your Name”
b. compile error
c. “Name”
d. Runtime error
Q16.
struct Foo
{
char *pName;
char *pAddress;
};
main()
{
struct Foo *obj = malloc(sizeof(struct Foo));
obj->pName = malloc(100);
obj->pAddress = malloc(100);
strcpy(obj->pName,"Your Name");
strcpy(obj->pAddress, "Your Address");
free(obj);
printf("%s", obj->pName);
printf("%s", obj->pAddress);
}
a. “Your Name”, “Your Address”
b. “Your Address”, “Your Address”
c. “Your Name” “Your Name”
d. None of the above
Q17.
main()
{
char *a = "Hello ";
char *b = "World";
printf("%s", stract(a,b));
}
a. “Hello”
b. “Hello World”
c. “HelloWorld”
d. None of the above
Q18.
main()
{
char *a = "Hello ";
char *b = "World";
printf("%s", strcpy(a,b));
}
a. “Hello”
b. “Hello World”
c. “HelloWorld”
d. None of the above
Q19.
void func1(int (*a)[10])
{
printf("Ok it works");
}
void func2(int a[][10])
{
printf("Will this work?");
}
main()
{
int a[10][10];
func1(a);
func2(a);
}
a. “Ok it works”
b. “Will this work?”
c. “Ok it works Will this work?”
d. None of the above
Q20.
main()
{
printf("%d, %d", sizeof('c'), sizeof(100));
}
a. 2, 2
b. 2, 100
c. 4, 100
d. 4, 4
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neha
Marketing Executive
Joined:
Mon Aug 24, 2009 10:57 pm
Beans: 767
In Bank: 10965
College: IET
Degree: B.E
Position: Teacher
|
|
Sat Sep 19, 2009 3:10 pm
|
Post subject: Re: LG Soft India Placement Paper
Q21.
main()
{
int i = 100;
printf("%d", sizeof(sizeof(i)));
}
a. 2
b. 100
c. 4
d. none of the above
Q22.
main()
{
int c = 5;
printf("%d", main|c);
}
a. 1
b. 5
c. 0
d. none of the above
Q23.
main()
{
char c;
int i = 456;
c = i;
printf("%d", c);
}
a. 456
b. -456
c. random number
d. none of the above
Q24.
void main ()
{
int x = 10;
printf ("x = %d, y = %d", x,--x++);
}
a. 10, 10
b. 10, 9
c. 10, 11
d. none of the above
Q25.
main()
{
int i =10, j = 20;
printf("%d, %d\n", j-- , --i);
printf("%d, %d\n", j++ , ++i);
}
a. 20, 10, 20, 10
b. 20, 9, 20, 10
c. 20, 9, 19, 10
d. 19, 9, 20, 10
Q26.
main()
{
int x=5;
for(;x==0;x--) {
printf(“x=%d\n”, x--);
}
}
a. 4, 3, 2, 1, 0
b. 1, 2, 3, 4, 5
c. 0, 1, 2, 3, 4
d. none of the above
Q27
main()
{
int x=5;
for(;x!=0;x--) {
printf(“x=%d\n”, x--);
}
}
a. 5, 4, 3, 2,1
b. 4, 3, 2, 1, 0
c. 5, 3, 1
d. none of the above
Q28
main()
{
int x=5;
for(;x<= 0;x--)
{
printf(“x=%d ”, x--);
}
}
a. 5, 3, 1
b. 5, 2, 1,
c. 5, 3, 1, -1, 3
d. –3, -1, 1, 3, 5
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neha
Marketing Executive
Joined:
Mon Aug 24, 2009 10:57 pm
Beans: 767
In Bank: 10965
College: IET
Degree: B.E
Position: Teacher
|
|
Sat Sep 19, 2009 3:10 pm
|
Post subject: Re: LG Soft India Placement Paper
Q29.
main()
{
{
unsigned int bit=256;
printf(“%d”, bit);
}
{
unsigned int bit=512;
printf(“%d”, bit);
}
}
a. 256, 256
b. 512, 512
c. 256, 512
d. Compile error
Q30.
main()
{
int i;
for(i=0;i<5;i++)
{
printf("%d\n", 1L << i);
}
}
a. 5, 4, 3, 2, 1
b. 0, 1, 2, 3, 4
c. 0, 1, 2, 4, 8
d. 1, 2, 4, 8, 16
Q31.
main()
{
signed int bit=512, i=5;
for(;i;i--)
{
printf("%d\n", bit = (bit >> (i - (i -1))));
}
}
a. 512, 256, 128, 64, 32
b. 256, 128, 64, 32, 16
c. 128, 64, 32, 16, 8
d. 64, 32, 16, 8, 4
Q32.
main()
{
signed int bit=512, i=5;
for(;i;i--)
{
printf("%d\n", bit >> (i - (i -1)));
}
}
a. 512, 256, 0, 0, 0
b. 256, 256, 0, 0, 0
c. 512, 512, 512, 512, 512
d. 256, 256, 256, 256, 256
Q33.
main()
{
if (!(1&&0))
{
printf("OK I am done.");
}
else
{
printf(“OK I am gone.”);
}
}
a. OK I am done
b. OK I am gone
c. compile error
d. none of the above
Q34
main()
{
if ((1||0) && (0||1))
{
printf("OK I am done.");
}
else
{
printf(“OK I am gone.”);
}
}
a. OK I am done
b. OK I am gone
c. compile error
d. none of the above
Q35
main()
{
signed int bit=512, mBit;
{
mBit = ~bit;
bit = bit & ~bit ;
printf("%d %d", bit, mBit);
}
}
a. 0, 0
b. 0, 513
c. 512, 0
d. 0, -513
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