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Explain the term - Control as Concurrent Tasks
As we know, any object can be implemented as a task in programming language or operating system. This is the most general approach as it keeps inherent concurrency of real objects. These events are implemented as inter-task calls such, the task uses its location within program to keep track of its state.
What is Gathering information and Producing ERD Gathering information: This could be a written document that explains the system in question with reasonable quantity of detai
Define tuple variable Tuple variable is a type of variable whose domain is the set of all tuples.
What are data models? Explain it detail? Entity relationship model Rectangles Ellipse Diamonds Lines Relational model Relational model use a collection
What kind of advantages to copying records from one table to another? -) When an algorithm that modifies a table is used after that it's safer to work with the copy -) When
A database has been designed for this beauty parlour in order for the staff to manage specific things such as bookings made by clients, payments, staff availability, level of exper
An employee record has the following structure struct employee { int eno; char name[22]; float salary; char dept[10];}; (i) Calculate the record size R in bytes.
What exactly is the concept of Functional Dependencies? And how do we associate this concept with the logic of Super-keys, Candidate Keys, etc? Given Relation R(A,B,C,D,E) with de
List the data structures implemented by the storage manager. The storage manager executes the following data structure a) Data files b) Data dictionary c) indices
what is the need of a log in dbms
Define in which normalisation form if an attribute of a composite key is dependent on an attribute of other composite key. Ans: 3NF A relation is in 3 NF if an attribute of
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