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The advantage of using a Database Management System
The advantage of using a Database Management System for a data store is that databases have mechanisms for describing data, managing persistent storage and for providing a backup and recovery mechanism. It also provides concurrent access to the stored data with an appropriate locking mechanism. Most of the DBMS contains information about data in the form of a data dictionary. Most commercial RDBMS come with an "Object-Relational" extension which implements an object database on top of a RDBMS.
What are privileged instructions? Some of the machine instructions that might cause harm to a system are designated as privileged instructions. The hardware permits the privil
What is a Size Category? The Size category verifies the probable space needs of the table in the database.
What is electronic cash? E-cash is cash which is shown by two models. One is the on-line form of e-cash which permits for the completion of all types of internet transactions.
Write Hit Policies: Write through o Update next level on every write o Cache is always clean o A lots of traffic to next level (mostly write) Write
Describe the VON NEUMANN ARCHITECTURE Most of present computer designs are based on idea developed by John vonNeumann referred to as the VON NEUMANN ARCHITECTURE. V
Likewise to arrays but is preferred over an array due to of the following reasons. 1. A collection objects uses less Memory than an array. 2. It gives methods to add and dele
CGI is significant whenever you require to retain state information about a user, or run an application which communicates with the server. Things like guestbook's, Chat clients, d
Which objects are independent transport objects? Domains, Data elements, Tables, Technical settings for tables, Secondary indexes for transparent tables, Structures, Views, Ma
Define secondary memory. This memory holds those pages that are not present in main memory. The secondary memory is usually a high speed disk. It is known as the swap evice, an
haw to convert context free grammar to regular grammar
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