Bissoy.com
Doctors Medicines MCQs Q&A

Related Questions

An ID-dependent entity is an entity whose identifier is a composite identifier where no portion of the composite identifier is an identifier of another entity.
Which type of entity cannot exist in the database unless another type of entity also exists in the database, but does not require that the identifier of that other entity be included as part of its own identifier?
Which of the following refers to an entity in which the identifier of one entity includes the identifier of another entity?
There are similarities between the instructor entity set and the secretary entity set in the sense that they have several attributes that are conceptually the same across the two entity sets: namely, the identifier, name, and salary attributes. This process is called
Assume that your version of C++ can recognize only the first 8 characters of an identifier name, through identifier names may be arbitrarily long. Which of the following identifier names is not distinct:
An entity in A is associated with at most one entity in B, and an entity in B is associated with at most one entity in A.This is called as
If the identifier value is null, this entity will be treated as a new and unsaved entity.
You use Microsoft Visual Studio 2010 and Microsoft .NET Framework 4 to create anapplication. The application uses the ADO.NET Entity Framework to manage customer andrelated order records. You add a new order for an existing customer. You need to associate the Order entity with the Customer entity. What should you do?
When they had a meeting seven company executives __ T, U, V, W, X, Y and Z ___ sit at a rectangular table .Three executives sit along one side of the table , and three sit along the other side, each directly opposite one of the other three. The seventh sits at the head of the table . There is no seat at the foot of the table . Ualways sits in one of te two seats farthest from the head of the table. Y and V always sit next to each other .V never sits next to Z . If Z does not sit at the head of the table, W sits there. If W sits directly opposite T, X must sit next to which of the following excutives?
Consider a database table T containing two columns X and Y each of type integers. After the creation of the table, one record (X= 1, Y=l) is inserted in the table. Let MX and MY denote the respective maximum values of X and Y among all records in the table at any point in time. Using M X and MY, new records are inserted in the table 128 times with X and Y values being MX + 1, 2*MY + 1 respectively. It may be noted that each time after the insertion, values of MX and MY change. What will be the output of the following SQL query after the steps mentioned above are carried out? SELECT Y FROM T WHERE X=7;