(PAPER) LG Soft India Placement Papers, Sample Paper & Pattern

LG Soft India Placement Papers and Sample Papers


Note. Please ignore any case-sensitive errors and un-included libraries.

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


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

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

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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