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What is relational database?
Relational database has data that is perceived as tables. A relational DBMS manages tables of data and associated structures that enhances the functionality and performance of tables. All RDBMSs support a common core of SQL for explaining tables, manipulating data in tables and controlling access to tables.
Q. Define Stack segment ? 8086 Microprocessor supports Word stack. Stack segment parameters tell the assembler to alert linker that this segment statement states the program s
Define access time for magnetic disk. The sum of seek time and rotational delay is known as access time for disks. Normal 0 false false false EN-IN
Modus ponens rule: In fact the general format for the modus ponens rule is as follows: like if we have a true sentence that states the proposition A implies proposition B and
What is memory controller? A memory controller is a circuit which is interposed among the processor and the dynamic memory. It is used for performing multiplexing of address bi
The major task of a computer is to carry out instruction execution. The key questions that can be asked in this respect are: (a) how are the instructions provided to computer? And
We are trying to figure out how many copy machines we should install in the basement of Stranahan Hall. Copy machines should be available 24/7. Students may walk up at any time o
What is polling? Polling is a scheme or an algorithm to recognize the devices interrupting the processor. Polling is employed when multiple devices interrupt the processor by o
Explain the number unobtainable tone in strowger telephony with waveforms and the timings. In the following figure illustrates the number unobtainable tone that is continuous
(a) Why did SAP introduce the extended star schema? Explain why it is reported to be better than the traditional schema model? (b) What is the difference between a dimension use
What are the methods for handling deadlocks? The deadlock problem can be dealt with in one of the three ways: a. Use a protocol to prevent or avoid deadlocks, make sure th
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