Australian Visa Interview Question:

What is the difference between the expression a4 and a[4]?

Submitted by: Administrator

it is very simple answer according to the way you asked the
question what i mean.

just see very close to the both 4s with the expression

The answer is

1) the digit 4 in not in the braket campare to other one.

2) the digit 4 is in the braket.
Submitted by: Administrator