pre-master degree+bachelor's degree = Two or more degrees??

[osama mohamed megahed]

Hi All,
Is the one-year pre-master degree assumed to be a second degree besides bachelor's degree ? and Is it equivalent to one of the following degrees ?

• Post-undergraduate diploma
• Graduate Certificate
• Graduate Certificate with a focus in [area of concentration]
• Postgraduate certificate
• Postgraduate Diploma
• Graduate Diploma with a focus in [area of concentration]
• Graduate diploma
• one-year Postgraduate Certificate in [name of discipline]