31 Aug 2004
CS 5244: Policy
57
Preservation
¡Y2K
– two digits to mean four
lIf you knew COBOL, you could get
a high paid job.
lLegacy systems and knowledge need
to be preserved
¡Use standard formats!
¡Media
lifetime
lTape 15 years
lCDR 10-50 years
lHD 30 years
¡Software/Hardware lifetime
lNew hardware 3-7 years
lSoftware cycles faster
lHow to access old files, applications?