where do we use volatile keyword?
* A variable should be declared volatile whenever its value
could change unexpectedly.
* A volatile qualifier must be used when reading the contents
of a memory location whose value can change unknown to the
current program.
* A volatile qualifier must be used for shared data modified
in signal handlers or interrupt service routines.
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What are local and global variables?
4)What would be the output? main() { int num=425; pf("%d",pf("%d",num)); } a)Comp error b)4425 c)4253 d)3435 e)none
will u give me old quesrion papers for aptitude for L & t info tech?
increment operateor (++)and decrament(--) #include<stdio.h> #inclide<conio.h> main() { int x=15; while(x!=0) scanf("%d",&x); {
What is a scope resolution operator in c?
What is the advantage of c?
Can i use “int” data type to store the value 32768? Why?
What is the difference between #include and #include 'file' ?
study the code: #include<stdio.h> void main() { const int a=100; int *p; p=&a; (*p)++; printf("a=%dn(*p)=%dn",a,*p); } What is printed? A)100,101 B)100,100 C)101,101 D)None of the above
What are qualifiers in c?
why effort estimation is important?
How can I trap or ignore keyboard interrupts like control-c?