WorksheetsKLU- CLUSTER -5 DAY-2
Total questions: 30
Worksheet time: 30mins
Name
Class
Date
1.
#include<stdio.h>
int main(){
int a, b, c;
char *p = 0;
int *q = 0;
double *r = 0;
a = (int)(p + 1);
b = (int)(q + 1);
c = (int)(r + 1);
printf("%d %d %d",a, b, c);
return 0;
}
a)
Runtime error
b)
0 0 0
c)
Compilation error
d)
1 4 8
2.
#include<stdio.h>
int main()
{
char *ptr;
char string[] = "CampusConnect";
ptr = string;
ptr += 6;
printf("%s",ptr);
return 0;
}
a)
compilation error
b)
Runtime error
c)
CampusConnect
d)
Connect
3.
#include<stdio.h>
int main()
{
const int a = 5;
const int *ptr;
ptr = &a;
*ptr = 10;
printf("%d\n", a);
return 0;
}
a)
Compilation error
b)
Garbage Value
c)
Address
d)
5
4.
#include<stdio.h>
int main()
{
printf("%d", sizeof(void *));
return 0;
}
a)
1
b)
compilation error
c)
Runtime error
d)
4
5.
#include<stdio.h>
int main(){
char arr[15] = "pointer array";
int *ptr;
ptr = arr;
printf("%c",ptr[1]);
return 0;
}
a)
Garbage value
b)
o
c)
t
d)
Compile time error
6.
#include<stdio.h>
int main()
{
int a = 10, b = 6;
int *ptr;
ptr = &b;
printf(" %d ", a **ptr);
return 0;
}
a)
Pointer type error
b)
Run time error
c)
Compilation error
d)
60
7.
#include<stdio.h>
int main(){
char array[5] = "Knot", *ptr, i, *ptr1;
ptr = &array[1];
ptr1 = ptr + 3;
*ptr1 = 101;
for(i = 0; i < 4;i++)
printf("%c", *ptr++);
return 0;
}
a)
not
b)
Knot
c)
note
d)
garbage value
8.
#include<stdio.h>
int main()
{
char *ptr = "Pointer-to-String", i;
printf("%s", ++ptr);
return 0;
}
a)
Pointer-to-String
b)
o
c)
ointer-to-String
d)
None of the above
9.
#include<stdio.h>
int main()
{
char *str = "His";
int i;
for(i = 0; i < strlen(str); i++)
printf("%s", str++);
return 0;
}
a)
Hisis
b)
Hisiss
c)
HisHisHis
d)
None of the above
10.
#include<stdio.h>
int main()
{
char arr[10] = "Mango", *ptr;
ptr = (&arr[1]++);
printf("%s",ptr++);
return 0;
}
a)
ango
b)
ngo
c)
Compile time error
d)
Mango
11.
#include<stdio.h>
int main(){
int i = 5;
void *vptr;
vptr = &i;
printf("\nValue of iptr = %d ", *vptr);
return 0;
}
a)
5
b)
garbage address
c)
garbage value
d)
Compile time error
12.
#include<stdio.h>
int main(){
switch(*(3 + "I LOVE" "ABCD" + 3)){
case 'A':
printf("Apple Mac");
break;
case 'B':
printf("Windows");
break;
case 'C':
printf("Great Linux");
break;
default:
printf("All the above");}
return 0; }
a)
Apple Mac
b)
Windows
c)
Great Linux
d)
All the above
13.
#include<stdio.h>
int main(){
char *str1 = "First";
char *str2 = "Second";
switch(*str1){
case "First": printf("USAIN BOLT");
break;
case "Second": printf("JUSTIN GATLIN");
break;
default: printf("Others");
}
return 0;
}
a)
USAIN BOLT
b)
JUSTIN GATLIN
c)
Compilation Error
d)
Others
14.
#include<stdio.h>
int main(){
char *str = "ABCD";
switch(*str + 2){
case 'A': printf("Apple");
break;
case 'B': printf("BOOK");
break;
case 'C': printf("CLOUD");
break;
case 'D': printf("DELL");
break;
}
return 0;
}
a)
CLOUD
b)
BOOK
c)
APPLE
d)
Compilation Error
15.
#include<stdio.h>
int main(){
char ch = '\0';
switch(ch){
case NULL: printf("Empty \0");
break;
case ' ': printf("Empty Empty");
break;
case '0': printf("Empty 0");
break;
default: printf("Nothing"); }
return 0; }
a)
Empty \0
b)
Empty Empty
c)
Empty 0
d)
None of the above
16.
#include<stdio.h>
int main(){
struct simp{
int i = 6;
char city[] = "chennai";
};
struct simp s1;
printf("%d",s1.city);
printf("%d", s1.i);
return 0;
}
a)
chennai 6
b)
Nothing will be displayed
c)
Runtime Error
d)
Compilation Error
17.
#include<stdio.h>
int main(){
struct st
{
int i;
static int si;
};
struct st s = {1, 2};
printf("%d %d", s.i, s.si);
return 0;
}
a)
1 2
b)
Linker Error
c)
Runtime Error
d)
Compilation Error
18.
void main()
{
struct bitfields {
int bits_1: 2;
int bits_2: 9;
int bits_3: 6;
int bits_4: 1;
}bit;
printf("%d", sizeof(bit));
}
a)
2
b)
3
c)
4
d)
0
19.
#include<stdio.h>
int main()
{
struct leader
{
char *lead;
int born;
};
struct leader l1 = {"AbdulKalam", 1931};
struct leader l2 = l1;
printf("%s %d", l2.lead, l1.born);
}
a)
Compilation error
b)
Garbage value 1931
c)
AbdulKalam 1931
d)
None of the above
20.
#include<stdio.h>
struct employee{
char *company;
int salary;
};
int main(){
struct employee e, e1;
e.company = "CCC";
e1 = e;
printf("%s %s", e.company, e1.company);
return 0;
}
a)
Garbage value CCC
b)
CCC Garbage value
c)
CCC CCC
d)
Compilation Error
21.
#include<stdio.h>
int main(){
struct employee {
int empid[5];
int salary;
struct employee *s;
}emp;
printf("%d %d", sizeof(struct employee), sizeof(emp.empid));
return 0;
}
a)
6 4
b)
36 20
c)
32 20
d)
40 10
22.
#include<stdio.h>
#include<string.h>
struct player {
char pname[20];
}pl;
char* play(struct player *temp_pl){
strcpy(temp_pl->pname, "kohli");
return temp_pl->pname;
}
int main()
{
strcpy(pl.pname, "dhoni");
printf("%s %s", pl.pname, play(&pl));
return 0;
}
a)
dhoni kohli
b)
dhoni dhoni
c)
None
d)
kohli kohli
23.
#include<stdio.h>
struct TeamScore{
int wickets;
int score;
}ts = {2, 325};
struct country{
char *name;
}nation = {"India"};
int main()
{
struct TeamScore tcon = ts;
printf("%d %d %s", tcon.score, ts.wickets, nation.name);
return 0;
}
a)
325 2 India
b)
325 2 garbage value
c)
compilation error
d)
None of the above
24.
#include<stdio.h>
int main(){
struct sample{
int employees;
char comp[5];
struct founder{
char ceo[20];
}p; };
struct sample c = {4000, "CCC", "SN"};
printf("%s %d %s", c.comp, c.employees, c.p.ceo);
return 0;
}
a)
CCC garbage value garbage value
b)
CCC garbage value SN
c)
CCC 4000 SN
d)
CCC 4000 CCC
25.
#include<stdio.h>
int main(){
struct branch{
char bran[10] = "Bangalore";
int bpin = 431;
};
struct headoff{
char head[10];
int hpin;
};
struct headoff h = {"Chennai", 01};
struct branch b;
printf("HO - %s \n hpin - %d", h.head, h.hpin);
printf("BO - %s \n bpin - %d", b.bran, b.bpin);
}
a)
HO - Chennai hpin - 01 BO - Bangalore 431
b)
HO - Chennai hpin - 01
c)
Compilation Error
d)
Runtime Error
26.
#include<stdio.h>
int main(){
struct str{
int s1;
char st[30];
};
struct str s[] = { {1, "struct1"}, {2, "struct2"}, {3, "struct3"} };
printf("%d %s", s[2].s1, (*(s+2)).st);
}
a)
Compilation Error
b)
1 struct1
c)
2 struct2
d)
3 struct3
27.
#include<stdio.h>
int main(){
struct play{
char name[10];
int playnum; };
struct play p1 = {"virat", 18};
struct play p2 = p1;
if(p1 == p2)
printf("Two structure members are equal");
return 0;
}
a)
Compilation Error
b)
Two structure members are equal
c)
Nothing will be display
d)
Runtime Error
28.
#include<stdio.h>
int main()
{
enum numbers{num1, num2 = 0, num3, num4, num5, num6}n;
printf("%d\n", sizeof(n));
}
a)
12
b)
4
c)
2
d)
None of the above
29.
#include<stdio.h>
int main()
{
struct check
{
}ck;
printf("%d", sizeof(ck));
}
a)
0
b)
1
c)
Compilation Error
d)
None
30.
#include<stdio.h>
int main()
{
struct check
{
int i:0;
}ck;
printf("%d", sizeof(ck));
}
a)
0
b)
2
c)
Compilation Error
d)
4
100 %
