Identify the valid and invalid field names giving reasons:

1. Name
2. Father's name
3. Date of birth
4. Admission No.
5. Blood Group
6. Postal Address
7. Contact No.
8. E-mail ID

1. Name — Invalid because 'name' is a keyword in MS Access.
2. Father's name — Valid because it has no special character in it.
3. Date of birth — Valid because it has no special character in it.
4. Admission No. — Invalid because it has a special character (.) in it.
5. Blood Group — Valid because it has no special character in it.
6. Postal Address — Valid because it has no special character in it.
7. Contact No. — Invalid because it has a special character (.) in it.
8. E-mail ID — Invalid because it has a special character (-) in it.