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Describe the objective of Structural Diagrams
The main objective of structural diagram is to visualize, construct, specify and document static aspects of a system. Their elements consist of class, active class, interface, component, processes, node, threads, documents, applications, files, pages, library etc. The four major structural diagrams are class, object, and component and deployment diagram.
What is a shadow copy scheme? It is simple, but efficient, scheme known as the shadow copy schemes. It is based on making copies of the database called shadow copies that singl
Define rotational latency time. The time spent waiting for the sector to be accessed to appear under the head is known as the rotational latency time.
Consider the relations City (city_name, state) Hotel (name, address) City_hotel (hotel_name, city_name, owner) Answer the following queries in relational algebra (i) Find
#explain five disadvantages of a dbms..
Determine object representation As a designer, we must choose properly that when to use primitive types in representing objects and when to combine groups of related objects,
Design Of Distributed Databases: The distributed databases are mainly relational at local level. So a local database schema is the similar as that of a centralised database design
For the question given below, you are required to submit design and implementation documentation as described over the page. Design, implement (in Java), test and document a set of
external and internal mapping with examples
What is the need of a log in a DBMS? Briefly describe the various types of records that are normally present in a log. Ans: The system log, which is generally writt
From SAD to OOAD (Structured Analysis and Design (SAD) to Object Oriented Analysis and Design (OOAD). We will find here how we can map various models in SAD to different model
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