Write appropriate column name, data type, and size for the following columns.
1. Student’s date of birth
2. Social Security Number (without dashes)
3. Telephone number (with area code)
4. Employee’s gender
5. Employee’s picture in a file
6. Link to a word document
7. Customer’s last name
1. Student’s date of birth Student_DOB DATE
2. Social Security Number (without dashes) S_S_Number CHAR(9)
3. Telephone number (with area code) Phone_Number CHAR(10)
4. Employee’s gender Gender CHAR
5. Employee’s picture in a file Emp_Picture BLOB
6. Link to a word document Word_Doc BFILE
7. Customer’s last name Cust_LastName VARCHAR2(15)
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