A(n)
Blank
______ maintains data about various types of objects (inventory), events (transactions), people (employees), and places (warehouses).

Question

A(n) 
Blank
______ maintains data about various types of objects (inventory), events (transactions), people (employees), and places (warehouses).

BlackTom AI · Accepted Answer

Consider the context: a system that stores information about different kinds of things such as objects, events, people, and places, all in a structured way.
Option 1: 'database'—This choice correctly identifies a database as a repository designed to hold varied data types like inventory items, transactions, employees, and warehouses. A database is organized to manage, query, and retrieve these records efficiently, making it the most suitable term here.
Option 2: 'entity'—An entity is a fundamental unit within a data model representing a real-world object or concept, such as a customer or product. While entities are part of a database schema, they do not by themselves "maintain data about various types" across multiple domains; rather, they are the types of things stored inside a database.
Option 3: 'key'—A key (such as a primary key or foreign key) is a data element used to identify records or establish relationships between tables. It does not maintain data about different types of objects or events; it serves a structural and relational role within a database.
Option 4: 'attribute'—An attribute describes a property or characteristic of an entity (for example, product name or transaction date). Attributes store details about a specific item, but they do not encapsulate the broader category of storing multiple types of information like inventory, events, people, and places.
In summary, the description points to a centralized storage mechanism capable of handling diverse data categories, which aligns with the concept of a database rather than the narrower notions of entity, key, or attribute.

A(n) Blank ______ maintains data about various types of objects (inventory), events (transactions), people (employees), and places (warehouses).

查看解析

登录即可查看完整答案

类似问题

In which year was the relational database introduced?

Question at position 49 A database is maintained and queried using the data mapping language (DML).TrueFalse

Question at position 41 A database is maintained and queried using the data mapping language (DML).TrueFalse

Which of the following is an example of a database? Select the best answer.

Who developed the relational model in 1970?

Which of the following is NOT a characteristic of modern databases?

A database is a term used in computing to describe a set of structured data.

What maintains data about various types of objects (inventory), events (transactions), people (employees), and places (warehouses)?

更多留学生实用工具

考试浏览器助手

风格化写作助手

论文查重助手

文献引用助手

课堂转译助手

课堂笔记助手

Quiz搜索助手

学校历年真题

智能刷题助手

智能匹配练习

希望你的学习变得更简单