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Differentiate between Primary and secondary storage?
Primary and secondary storage - Primary storage device stores the data temporarily. Primary storage is commonly used through the processing unit to temporary store the data, intermediate results, and the final results before storing to the secondary storage since the secondary storage devices are not directly accessible through the CPU. But, if we need to store data permanently then the secondary storage devices are needed. Secondary storage devices are slower than the primary storage devices.
What is NULL? Give an example to described testing for NULL in SQL? The NULL SQL keyword is used to represent either a missing value or a value which is not applicable in a re
How do I use strap on?#
Derived horizontal fragmentation: Some applications may include a join of two or more relations. If the relations are stored at dissimilar locations, there may be a major overhead
Question: (a) One of the steps in the five-step problem-solving model is implementation. Implementation is considered a key step in the problem-solving model. A problem may be
Insertion Anomaly: Inability to show certain information-The primary key of the over relation be (enrolment number, Cno). Any new tuple to be inserted in the relation should have
Write the C++ program having class name studentinfo, that is used to store the VU student information: This class should store your VUID, campus id, name and father name in the fol
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Single Valued Normalisation Codd in the year 1972 formed three normal forms (1NF, 2NF, and 3NF). These were based on functional dependencies between the attributes of a relati
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