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Hardware failure: Hardware failures are the failures when some disk or hardware chip fails. This may result in loss of data. One such trouble can be that a disk gets damaged and cannot be read any more. This may be because of many reasons. For instance, a voltage fluctuation in the power supply to the computer makes it go off or some bad sectors may arrive on disk or there is a disk crash.
In all these situations, the database gets into an inconsistent state.
What is meant by mean time to failure? The mean time to failure is the amount of time that the system could run continuously without failure.
List the table modification commands in SQL? A) Deletion B) Updates C) Insertion D) Update of a view
Define upgrade and downgrade? It gives a mechanism for conversion from shared lock to exclusive lock is called as upgrade. It gives a mechanism for conversion from exclusive
Introductory course and so does not require any fancy coding. I will provide a guidance document to help you in producing the solutions.
Define average latency time. The average latency time of the disk is one-half the time for a full rotation of the disk.
What are the physical characteristics of magnetic disks? Ans: A magnetic disk is a circular plate or platter of plastic or metal that is coated with magnetizable material lik
Identify the need and use of data control through problem solving, illustration
Given the following relations TRAIN (NAME, START, DEST) TICKET (PNRNO., START, DEST, FARE) PASSENGER (NAME, ADDRESS, PNRNO.) Write SQL expressions for the following queries: No
Hi I have got an assignment for making an er diagram for market management software can any budy help me?
What is the use of unique function? UNIQUE function: If UNIQUE is specified then only unique values are used to computed the mean.
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