a) Explain the difference between productive and unproductive maintenance and how it relates to the concept of data independence.(4 marks)
كاتب الموضوع
رسالة
mary biso
عضو نشط
مشاركات : 502
العمر : 27 الجنس : الدولة : mexico المدينة : mexico تاريخ التسجيل : 13/03/2013
موضوع: a) Explain the difference between productive and unproductive maintenance and how it relates to the concept of data independence.(4 marks) السبت مارس 23 2013, 12:40
a) Explain the difference between productive and unproductive maintenance and how it relates to the concept of data independence.(4 marks)
a) Explain the difference between productive and unproductive maintenance and how it relates to the concept of data independence.(4 marks)
موضوع: a) Explain the difference between productive and unproductive maintenance and how it relates to the concept of data independence.(4 marks) 
السبت مارس 23 2013, 12:40
