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What is called query processing?
Query processing refers to the range of activities included in extracting data from a database.
Define average seek time. The average seek time is the average of the seek times, calculated over a sequence of random requests.
#floating point representation is used to store
Boyce-Code Normal Form (BCNF) A relationship is said to be in BCNF if it is already in 3NF and the left hand side of each dependency is a candidate key. A relation who is in 3N
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
Name the various privileges in SQL? A) Delete B) Select C) Insert D) Update
What are stored-procedures? And what are the advantages of using them? Stored procedures are database objects that perform a user defined operation. A stored procedure can have
each publisher has uniqe name a mial addrs are also kept on each pubisher.a publisher publish one book.a book publish y one publisher.book identified by isbn.each book writn by one
Project Description: The work is about founding the best skilled person for the job. I will give you the job description. Skills required are Data Entry, Database Administrat
Describe the different RAID levels. Discuss the choices of the different RAID levels for different applications. Ans: There are several combinations of these approa
Define Shared locks? Ans: Shared lock: Throughout concurrent execution of transactions, earlier than a transaction can access a data item, it has to obtain a lock on it. Now he
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