line 4
if salary < 30000
error missing ":"
solution
if salary < 30000:
line 6
tax = salary * 0.2
error is missing identifier for tax
solution add identifier for tax on line 3
tax = 0.0
line 11
error syntax
solution is move tax = salary * 0.4 + 6000 to the right
tax = salary * 0.4 + 6000
The standard for internal text coding system is called Unicode (Encoding, representation and handling text). Nearly every operating system uses this. The basic reason for choosing Unicode for converting binary to text is because this is compatible with almost every language in the world making it popular. Although there are other ways to do this, Unicode stays popular of all.