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Define blocks?
The database system resides eternally on non-volatile storage, and is into fixed-length storage units known as blocks.
Q.1 Briefly discuss the different layers of ANSI SPARC architecture. Ans: The three layers of ANSI SPARC architecture are like this: 1. Internal view is at the lowest leve
Failures and Recovery In practice various things might occur to prevent a transaction from completing. Recovery methods are used to bring database, which does not satisfy consi
Types of data independence Data independence can be classified into the following two types: Physical Data Independence: This means that for any change made in the physi
If one requires to access data using Logical Database , the use of events is unavoidable. Yes, if someone wants to access data using Logical database then the use of events
What type of view of total database content? Data base content Conceptual view of total database contain.
Project Description: My VBulletin forum was hacked, and soon after my server machine died. So, I'm now on a new machine, and I think that I've taken care of 99% of the hacking..
how to submit answers softcopy
Define average latency time. The average latency time of the disk is one-half the time for a full rotation of the disk.
1.Suppose you are given a dataset that consists of a random sample of tasters, on which the following variables were obtained: (y) Zpref = taste preference for green beans store
How many types of users works on database? Users are differentiated through the way they expect to interact along with the system (i) Application programmers-interact with
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