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What is the function of IO/M signal in the 8085?
It is a status signal. It is used to differentiate among memory locations and I/O operations. When this signal is low (IO/M = 0) it represents the memory related operations. When this signal is high (IO/M = 1) it represents an I/O operation
under what condition log based recovery is feasible?
What exactly is the concept of Functional Dependencies? And how do we associate this concept with the logic of Super-keys, Candidate Keys, etc? Given Relation R(A,B,C,D,E) with de
explain ANSI SPARC architecture
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Define object-relational systems? Systems that give object-oriented extensions to relational systems are known as object-relational systems.
Explain the Check Clause The CHECK clause is employed to at the end of a CREATE TABLE statement specify table constraints. This is known as table-based constraint because it ap
Explain the Management of Data Store Every system irrespective of its nature of application requires storing permanent data for consequent use in problem solving. Some objects
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Which language has presently become the defacto standard for interfacing application programs along with relational database system? The language which has recently become the
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