Computer Basic Information
Data System management has long-term viability as a separate business function because

It requires much technical knowledge
It requires large investments
None of these
An integrated database accessible to all requires independent management
Specialists in data systems cannot be integrated into a marketing or manufacturing organization

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Computer Basic Information
The magnetic disks and drums are like recirculating shift registers because

their storage is non volatile
their access times are about the same
None of these
stored data is available for reading over and over again in the same order.
they have about the same storage capacity

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