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What is meant by buffer blocks and disk buffer
The blocks residing temporarily in main memory are referred to as buffer blocks.
The area of memory where blocks reside temporarily is known as the disk buffer.
folding method and mid square method using visual basic
What are the basic objects of the data dictionary? Tables Domains Data elements Structures Foreign Keys
Increased overheads on update : On the drawbacks side, it will need the system to ensure that all replicas of a relation are consistent. This shows that all the replicas of the rel
An entity type usually has an attribute whose values are distinct for every individual entity in the collection. Such an attribute is known as a key attribute and its values can be
What are the benefits of OOA technology? Using OOA technology can produce many benefits, such as: i) Reusability of code ii) Productivity is gained through direct mappi
How to create a table from existing table? Create table as e.g, To create a new table ‘N_emp' with employee names and their identification numbers only from employee ta
Replication : It is definite as a copy of a relation. Every replica is stored at a dissimilar site. The alternative to replication is to store only single copy of a relation which
#ques Define a job scheduling strategy that will meet business requirement of reporting availability by 6am CST for the following cubes? Show the job scheduling dependencies in a p
Objectives differentiate DDBMS and conventional DBMS; Describe Network topology for DDBMS; Describe the concepts of horizontal and vertical fragmentation; Descr
Define data model? A data model is a collection of conceptual tools for explaining data, data relationships, data semantics and consistency constraints.
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