Answer:
when user wants duplicate copy of the object
Explanation:
Encapsulation are one of the key foundations of object-oriented programming (OOP). It involves the bundling of data or information with the methods and various techniques which operate on that data.
It can be used in hiding the true values or state of a structured data object that is in a class, preventing unauthorized parties' direct access to them.
The circumstances that can be allowed in returning a reference to the existing Engine is when user wants duplicate copy of the object.
Answer: False
Explanation:
This means that the mappings between the two schemas may be specified in either one of these languages.In most relational DBMSs today, there is no specific language that performs the role of SDL. Instead, the internal schema is specified by a combination of functions, parameters, and specifications related to storage. These permit the DBA staff to control indexing choices and mapping of data to storage
Answer:
Pero un campo cuyo tipo de datos es Número solo puede almacenar datos numéricos. ... Por ejemplo, los valores que se almacenan en un campo Texto solo pueden contener ... Para más información, haga clic en los tipos de datos siguientes. ... Controla la conversión de frases en las versiones asiáticas de Windows.
Answer:
Restate financial statement for the first and second year.
Prepare financial statement of year 3 reflecting the effects of error from year one and two
Explanation:
A revision of the the entire financial statement from year one will be helpfull, when this is re-stated for the first and second year. Then in stating the amount of assets and liabilities carried into year three, the cummulative effect of the error from the previous two years should be reflected.
<span>Computers don't need system software. System software is used to automate many tasks so the user can achieve more. Actually, one of the ideas of computer programming is to avoid needless repetition. The system software will prepare the computer for the user.</span>