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What is serialization? Where it is used and why?
Serialization is a basic term used for mechanisms which enable objects and object structures to be converted into portable form, removing volatility created by the object addresses. Serialization provides the convenient and straightforward way of making the data persistent. It is mainly appropriate when amount of data involved is relatively small. If larger amounts of data have to be stored, serialization might no longer be appropriate.
What is the disadvantage of a call by reference? During a call by reference damage or loss of data is not restricted to the subroutine, but will instantly lead to alters to th
What are the disadvantages of relational approach? Disadvantages of relational approach: • Substantial hardware and system software overhead • May not fit all business models •
Describe multi key files
Give some encryption techniques? A) DES B) AES C) Public key encryption
i would like to ask if you will do assignment of database number of words 1500 and how much
Limitations of File Based System The file-based system has some limitations. The limitations are listed as follows: Isolation and separation of data: When the data is
I am using Siteground. And my database is full of limit so need someone who reduces the data which no need. This is very simple and simple task. Skills required are Databa
1. Determine the set of minimal functional dependencies for the following data. The local bakery, Happy Cakes, needs your help designing a database that will support a kiosk in
Support by Adding Indexes Multiple indexes can be used to access a data file by multiple access paths. In such a scheme only single copy of the data is consider, only the numbe
File Manager File manager handles the allocation of space on disk storage. It starts and maintains the list of structures and indices described in the internal schema that is
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