Vector India Sample paper entrance exam solution | Embedded System

Vector India Sample Paper Entrance Exam Solutions

C-PROGRAMMING LANGUAGE  

Q. Find The output of this C Perogram

#include
 main()
{
int a=4,b=2;
a=b<>2;
printf("%d", a);
}

1. 32       
2. 2     
3. 4         
4. None

Ans-> 32

Q. Find The output of this Malloc related C Perogram 

#include
int main()
{
int *ptr=(int*)malloc(sizeof(int));
*ptr=4;
printf("%d",(*ptr)+++*ptr++);
}

1. 7   
2. 9
3. Runtime error     
4. None

Ans-> b) 9  we can consider this value as the final result 9

Q. Find The output of this Typedef related C Perogram 

#include
#define MAX 3
int main()
{ 
 printf("MAX = %d \n",MAX );
 #undef MAX
 #ifdef MAX
 printf("Vector Institute”);
 #endif
}

1. MAX=3, vector Institute     
2. MAX=3         
3. Vector Institute         
4. Compiler time Error

Ans-> B)MAX=3

Q. Find The output of this Array related C Perogram 

#include
int array[]={1,2,3,4,5,6,7,8};
#define SIZE (sizeof(array)/sizeof(int))
int main()
{ 
if(-1<=SIZE) printf("1");
else printf("2");
}

1. 1         
2. 8           
3. 2               
4. 4

Ans-> c)2

Q. Find The output of this Array related C Perogram 

#include
int main()
{ 
int ptr[] = {1,2,23,6,5,6};
printf("%d",&ptr[3]-&ptr[0]);
} 

1. 1       
2. 2            
3. 4       
4. none

Ans->  d)none

Q. Find The output of this Switch case related C Perogram

#include
int main()
{ 
char input[] = "SSSWILTECH1\1\1";
int i, c;
for ( i=2; (c=input[i])!='\0'; i++) {
switch(c) {
case 'a': putchar ('i'); continue;
case '1': break;
case 1: while (( c = input[++i]) != '\1' && c!= '\0');
case 'E': case 'L': continue;
default: putchar(c);continue;
}
putchar(' ');
}
putchar('\n');
}

1. SWITCH 
2. SSWILI      
3. SIEH!       
4. Compile time error

Ans-> a) SWITCH

Q. Find The output of this 2D array related C Perogram

#include
int main()
{ 
int a[3][4] ={1,2,3,4,5,6,7,8,9,10,11,12} ;
int i, j , k=99 ;
for(i=0;i<3;i++)
for(j=0;j<4;j++)
if(a[i][j] < k) k = a[i][j];
printf("%d", k);
}

1. 7   
2. 9               
3. 3                     
4. 1

Ans-> d) 1

Q. Find The output of this address related C Perogram

#include
int main()
{
char p[] = "hello world!";
*p = "vector";
printf("%s",p);
}

1. Vector   
2. Hello World! 
3. hello World! Vector   
4.  none

Ans-> None

Q. Find The output of this Enum related C Perogram

#include
int main()
{ 
enum _tag{ left=10, right, front=100, back};
printf("%d, %d, %d, %d", left, right, front, back);
}

1. 10,0,1,2     
2. 10,11,100,102       
3. 0,1,2,3         
4. none

Q. Find The output of this Switch case related C Perogram

#include
int main()
{
char as[] = "\\0\0";
int i = 0;
do{
switch( as[i++])
{
case '\\' : printf("A");
break;
case 0 : printf("B");
break;
default : printf("C");
break;
}
}
while(i<3);
}

1. ACB   
2. ACBC     
3. BCA         
4. CBAC

Q. Find The output of this Switch case related C Perogram

#include
int main()
{
FILE *fs;
char c[10];
fs = fopen("source.txt", "r"); /* source.txt exists and contains “Vector Institute” */
fseek(fs,0,SEEK_END);
fseek(fs,-3L,SEEK_CUR);
fgets(c,5,fs);
puts(c);
}

1. ute     
2. itute       
3. tute         
4. none

Ans-> d) None

Q. Find The output of this conditional operator related C Perogram

#include
int main()
{
int a=10,b;
b=a>=5?100:200;
printf("%d\n",b);
}

1. 10     
2. 5     
3. 100         
4. 200

Ans->  c) 100

Q. Find The output of this Extern related C Perogram

#include
int main()
{
extern int i;
i=20;
printf("%d\n",sizeof(i));
}

1. 2     
2. 4     
3. 1         
4. none

Ans-> d) None

Q. Find The output of this Switch case related C Perogram

#include
int main()
{
int i = 10;
printf(" %d %d %d \n", ++i, i++, ++i);
}

• 11 11 13   
• 13 11 11   
• 11 12 13       
• 13 12 11

Ans-> b) 13 11 13

Q. Find The output of this do while related C Perogram

#include
int main()
{
unsigned int k = 987 , i = 0;
char trans[10];
do {
trans[i++] =(char) (k%16 > 9 ? k%16 - 10 + 'a' : '\0' );
}
while(k /= 16);
printf("%s\n", trans);
}

1. bd     
2. cf     
3. eg         
4. none

Ans-> a) bd

Q. Find The output of this Switch case related C Perogram

#include
int main()
{
struct test
{
char c;
int i;
char m;
}t1;
printf("%d %d\n", sizeof(t1), sizeof(t1.c));
}

1. 4 1     
2. 6 2     
3. 4 2       
4. none

Ans->  d)none

Note: real output is 12 1

Q. Find The output of this Switch case related C Perogram

#include
int main()
{
printf("%x",-1<<4);
}

• FF00   
• FFFF     
• FFF0       
• compiler time error

Ans-> FFF0

Q. Find The output of this Switch case related C Perogram

#include
int main()
{
int var1=12, var2=35;
printf("%d",max(var1,var2));
}
int max(int x, int y)
{
x>y?return x:return y;
}

1. 12     
2. 35     
3. compiler time error         
4. run time error

Ans-> D) run time error

Q. Find The output of this Switch case related C Perogram

#include
int main()
{ 
int x, arr[8]={11,22,33,44,55,66,77,88};
x=(arr+2)[3];
printf("%d",x);
}

1. 33     
2. 66     
3. 44         
4. 77

Q. Find The output of this Switch case related C Perogram

#include
struct tag{
auto int x;
static int y;
};
int main()
{
struct tag s;
s.x=4;
s.y=5;
printf("%d",s.x);
}

1. 4     
2. 5     
3. 9       
4. none

Ans->  d)none

Additional Resources

[ vector india entrance exam solution 2021: C-programming ]

[ vector india entrance exam solution 2021: Digital electronic ]

[ vector india  entrance exam solution 2021:Micro Processor (8085/8086) ]

[ Vector India Sample paper entrance exam solution ]

Further Reading:

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