Company: Philips Electronics

LG Soft India
Extracts From the Original 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 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, %dn”, j– , –i);
printf(“%d, %dn”, 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=%dn”, 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=%dn”, 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("%dn", 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("%dn", 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(“%dn”, 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