Answer:
Form
Explanation:
A form, also called a View, is a presentation form created by the programmer to display selected information fields from a database (coming from one or multiple tables) to the user.
The programmer defines in the form which fields can be edited by the user and which cannot.
A report also presents selected data to the user, but it's in read-only mode, could be on screen or in the printed form.
A query is a request for data sent to the database.
A key is a data table feature that allows to retrieve data more easily.
Answer:
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In this exercise, we have to use computer knowledge to define mainframe, so it is an integrated computer platform capable of processing large volumes.
<h3>What is a Mainframe Computer?</h3>
Mainframe is an integrated computer platform capable of processing large volumes of information in short periods of time. Currently, these platforms offer services to thousands of users through numerous terminals – directly connected or networked – using modern and flexible software.
See more about mainframe at brainly.com/question/5563113
<span>The Update Anomaly occurs when more than one occurrence of a specific data item in a database exists. </span>Update Anomaly<span> happens when one or more instances of doubled data is </span>updated<span>, but not all. It is </span><span>is a data discrepancy which resulted from data that is </span><span>no longer needed or useful.</span>.