Ramco IT technical

RAMCO 'C' QUESTION PAPER

1).

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main()

{

char *p1="Name";

char *p2;

p2=(char *)malloc(20);

while(*p2++=*p1++);

printf("%s\n",p2);

}

Ans : An empty String

2).

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main()

{

int x=20,y=35;

x = y++ + x++;

y = ++y + ++x;

printf("%d %d\n",x,y);

}

Ans 57 94

3).

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main()

{

int x=5;

printf("%d %d %d\n",x,x<<2,x>>2);

}

Ans 5 20 1

4).

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#define swap1(a,b) a=a+b;b=a-b;a=a-b;

main()

{

int x=5,y=10;

swap1(x,y);

printf("%d %d\n",x,y);

swap2(x,y);

printf("%d %d\n",x,y);

}

int swap2(int a,int b)

{

int temp;

temp=a;

b=a;

a=temp;

return;

}

Ans 10 5

10 5

5).

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main()

{

char *ptr = "Ramco Systems";

(*ptr)++;

printf("%s\n",ptr);

ptr++;

printf("%s\n",ptr);

}

Ans Samco Systems

amco Systems

6).

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#include

main()

{

char s1[]="Ramco";

char s2[]="Systems";

s1=s2;

printf("%s",s1);

}

Ans Compilation error giving it cannot be an modifible 'lvalue'

7).

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#include

main()

{

char *p1;

char *p2;

p1=(char *) malloc(25);

p2=(char *) malloc(25);

strcpy(p1,"Ramco");

strcpy(p2,"Systems");

strcat(p1,p2);

printf("%s",p1);

}

Ans : RamcoSystems

8).

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[1]. The following variable is available in file1.c

static int average_float;

Ans all the functions in the file1.c can access the variable

9).

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Ans : [2]. extern int x;

Check the answer

10).

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[3]. Another Problem with

# define TRUE 0

some code

while(TRUE)

{

some code

}

This won't go into the loop as TRUE is defined as 0

Ans NONE OF THE ABOVE i.e D

11).

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Ans : [4]. A question in structures where the memebers are dd,mm,yy.

mm:dd:yy

09:07:97

12).

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Ans : [5]. Another structure question

1 Rajiv System Analyst

13).

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Answer

INFILE.DAT is copied to OUTFILE.DAT

14).

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A question with argc and argv .

Input will be

c:\TEMP.EXE Ramco Systems India

Output will be

India: I n d i a

Systems: S y s t e m s

Ramco: R a m c o

Answer is choice d

15).

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Structure swap

Ramco India

Ramco Systems Corporation

Ramco ... Limited .

After swapping the result will be

First two will be swapped.

Ramco Systems Corporation

Ramco India

Ramco ... Limited .

16).

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int x;

main()

{

int x=0;

{

int x=10;

x++;

change_value(x);

x++;

Modify_value();

printf("First output: %d\n",x);

}

x++;

change_value(x);

printf("Second Output : %d\n",x);

Modify_value();

printf("Third Output : %d\n",x);

}

Modify_value()

{

return (x+=10);

}

change_value()

{

return(x+=1);

}

Ans : 12 1 1

17).

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main()

{

int x=10,y=15;

x=x++;

y=++y;

printf("%d %d\n",x,y);

}

Ans : 11 16

18).

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main()

{

int a=0;

if(a=0) printf("Ramco Systems\n");

printf("Ramco Systems\n");

}

Ans : Ony one time

"Ramco Systems"

will be printed

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