Related Questions

Which among the following is correct syntax to declare a 2D array using new operator? = new char; b) char (pchar) = new char; c) char (*char) = new char; d) char (*char)= new char;
The following C code is an example of . . . . . . . .
#include#include#includemain(){ char *p,*q; p=(char*)malloc(3*sizeof(char)); q=p; strcpy(p,"hello"); printf("p=%s",p); printf("q=%s",q); free(q); q=NULL; gets(p); gets(q); printf("%s",p); printf(“%s”,q);}
Determine output:
#include void main(){ char *p = NULL; char *q = 0; if(p) printf(" p "); else printf("nullp"); if(q) printf("q"); else printf(" nullq");}
Which function is not called in the following C program?
#include void first(){ printf("first");}void second(){ first();}void third(){ second();}void main(){ void (*ptr)(); ptr = third; ptr();}
Select the correct differences between char and varchar data types? i. varchar is non unicode and char is unicode character data type ii. char is ‘n’ bytes whereas varchar is actual length in bytes of data entered in terms of storage size iii. varchar is variable in length and char is the fixed length string iv. For varchar, if a string is less than the maximum length then it is stored in verbatim without any extra characters while for char if a string is less than the set length it is padded with extra characters to equalize its length to given length
What will be output when you will execute following c code?#include
enum actor {
SeanPenn=5,
AlPacino=-2,
GaryOldman,
EdNorton
};
void main() {
enum actor a=0;
switch(a) {
case SeanPenn: printf("Kevin Spacey");
break;
case AlPacino: printf("Paul Giamatti");
break;
case GaryOldman:printf("Donald Shuterland");
break;
case EdNorton: printf("Johnny Depp");
}
}
What will be output when you will execute following c code?#include
void main() {
switch(2) {
case 1L:printf("No");
case 2L:printf("%s","I");
goto Love;
case 3L:printf("Please");
case 4L:Love:printf("Hi");
}
}
Determine Output:
void main(){ int i=3; switch(i) { default: printf("zero"); case 1: printf("one"); break; case 2: printf("two"); break; case 3: printf("three"); break; }}
What will the code display on compiling?
void funccall() { printf("this is funccall\n"); } void main () { atexit(funccall); printf("program starts\n"); printf("program ends\n"); }
Comment on the output of the following C code.
#include int main(){ int a = 1; switch (a) case 1: printf("%d", a); case 2: printf("%d", a); case 3: printf("%d", a); default: printf("%d", a);}