a) magnetic disks b) magnetic tapes c) ...
View QuestionThe surface area of a tape is ________ the surface area of a disk.
a) much lesser than b) much larger than c) equal ...
View QuestionWhich of the following is the oldest database model?
a) Relational b) Hierarchical c) Physical d) Network Answer: d Explanation: Network model has data ...
View QuestionThe replacement of a bad block generally is not totally automatic because
a) data in bad block cannot be replaced b) data in bad block is ...
View QuestionWhich of the following are the process of selecting the data storage and data access characteristics of the database?
a) Logical database design b) Physical database design c) Testing ...
View QuestionDuring recovery from a failure
a) each pair of physical block is examined b) specified pair of physical block ...
View QuestionA typical tape drive is ________ a typical disk drive.
a) more expensive than b) cheaper than c) of the ...
View QuestionOperating system is responsible for
a) disk initialization b) booting from disk c) ...
View QuestionTertiary storage is built with :
a) a lot of money b) unremovable media c) removable media d) ...
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