Question

When two modules have write access to same global data is called?

Answer 1

When two modules have write access to same global data is called common or global coupling.

Answer 2

• When two modules have write

access to same global data is

called?

- it is called as Common Coupling.

• COMMON COUPLING :

1) Two modules have access to

same database, and can both

read and write same record.

2) Use of Java public

statement.

3) It is bad sometimes due to

• Resulting code is unreadable.

• Modules can have side-effects.

• Must read entire module to

understand.

• Difficult to reuse.