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Can you scan double-sided documents - and remove blank pages?
Our software and imaging systems supports duplex scanning, at the same time scanning both sides of a page. Programming permits us to remove blank pages where applicable.
Define Partial Key and Primary Key A partial key, also known as discriminator, is the set of attributes which can uniquely identify weak entities that are related to similar o
Explain the three data models namely relational, network and hierarchical and evaluate their relative advantages and disadvantages. Hierarchical Model: In hierarchical model, da
What does the extract statement do in extract datasets? The data is written to virtual memory by extract commands.
What are stand-alone procedures? Procedures that are not part of a package are called as stand-alone because they independently defined. A good example of a stand-alone procedu
example of embedded SQL query
What are the storage types? The storage types are: a) Volatile storage b) Nonvolatile storage
Domain Constraint It shows that each attribute in a relation has to contain an atomic value only from the corresponding domains. The data types associated with commercial RDBMS
Explain Derived and Non-Derived Attribute? In few cases, two or more attribute values are related, for instance, Age and BirthDate attributes of a person. For specific person e
What is a recovery scheme? An integral part of a database system is a recovery scheme that can restore the database to the reliable state that existed before the failure.
SET concept is used in which type of modelling? SET concept is used in Network Model.
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