What is coupling?

Coupling is the degree of dependence between the two modules. Coupling is broken down into loose coupling, tight coupling, and decoupled. Coupling is also used to describe software as well as systems. It is good to have low coupling between the modules for better object oreinted design.

More interview questions and answers
What is hashCode?
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Strings are immutable. But String s=\"Hello\"; String s1=s+\"World\" returns HelloWorld how ?
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What is path?
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Can we compile a java program without main?
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If a class doesn\'t have any constructors, what will happen?
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What will happen if you are invoking a thread's interrupt method while the thread is waiting or sleeping?
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How will you define an interface?
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How many JVM's we can run in a system?
Why ArrayList is faster than Vector?
What is the security mechnaism used in java?
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What is the difference between Exception and Error ?
What is meant by Open Source ?
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What are the different inner classes types?
What is Nested top-level classes?
What is Member classes?
Can a top level class be private or protected?
How will you invoke any external process in Java?
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What are the drawbacks of inheritance?
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If aaaa is an array then why aaaa.length why not aaaa.length()?
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What is the difference between TCP/IP and UDP?
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How can I get the serialVersionUID of a class?
main() { int c[ ]={2.8,3.4,4,6.7,5}; int j,p=c,q=c; for(j=0;j<5;j++) { printf(" %d ",c); ++q; } for(j=0;j<5;j++){ printf(" %d ",p); ++p; } }
main() { extern int i; i=20; printf("%d",i); }
main() { int i=-1,j=-1,k=0,l=2,a; a=i++&&j++&&k++\|\|l++; printf("%d %d %d %d %d",i,j,k,l,a); }
main() { int c=- -2; printf("c=%d",c); }
#define int char main() { int i=65; printf("sizeof(i)=%d",sizeof(i)); }
main() { int a=10; a=!a>14; Printf ("a=%d",a); }
#include main() { char s[]={'a','b','c','\n','c','\0'}; char p,str,str1; p=&s[3]; str=p; str1=s; printf("%d",++p + ++*str1-32); }
#include main() { int a[2][2][2] = {{10,2,3,4},{5,6,7,8}}; int p,q; p=&a[2][2][2]; q=*a; printf("%d----%d",p,*q); }
#include main() { struct xx { int x=3; char name[]="vivek"; }; struct xx *s; printf("%d",s->x); printf("%s",s->name); }
#include main() { struct xx { int x; struct yy { char s; struct xx p; }; struct yy q; }; }
main() { printf("\nab"); printf("\bsi"); printf("\rha"); }
main() { int i=5; printf("%d%d%d%d%d%d",i++,i--,++i,--i,i); }
#define square(x) x*x main() { int i; i = 125/square(5); printf("%d",i); }
#define square(x) x*x main() { int i; i = 125/square(5); printf("%d",i); }
main() { char p="hey friends",p1; p1=p; while(p!='\0') ++p++; printf("%s %s",p,p1); }
main() { char p="hai friends",p1; p1=p; while(p!='\0') ++p++; printf("%s %s",p,p1); }
#include #define i 10 main() { #define i 50 printf("%d",i); }
#define clrscr() 100 main() { clrscr(); printf("%d\n",clrscr()); }
main() { printf("%p",main); }
main() { clrscr(); } clrscr();
enum colors {BLACK,BLUE,GREEN} main() { printf("%d..%d..%d",BLACK,BLUE,GREEN); return(1); }
void main() { char far farther,farthest; printf("%d..%d",sizeof(farther),sizeof(farthest)); }
main() { int i=400,j=300; printf("%d..%d"); }
main() { char p; p="java"; printf("%c\n",&*p); }
main() { int i=1; while (i<=5) { printf("%d",i); if (i>2) goto here; i++; } } fun() { here: printf("PP"); }
main() { static char names[5][20]={"pascal","ada","cobol","fortran","perl"}; int i; char *t; t=names[3]; names[3]=names[4]; names[4]=t; for (i=0;i<=4;i++) printf("%s
void main() { int a=5; printf("%d",a++ + ++a); }
void main() { int i=5; printf("%d",i+++++i); }