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Introduction to Databases

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Questions and Answers

What is a critical factor in the widespread use of computers?

Electronic commerce

Database technology (correct)

Indexed address books

Mobile phone software

What is the primary characteristic of data in a database?

It is unrelated to other data

It is stored only in mobile phones

It can be recorded and has implicit meaning (correct)

It has an explicit meaning

What is the most common use of the term database?

Any collection of related data

More restricted than a general collection of related data (correct)

Restricted to a specific type of data

Only in the context of business and commerce

What is an example of a database, according to the initial definition?

A collection of words that make up a page of text Signup and view all the answers

What is the significance of the word 'data' in database literature?

It is used as both singular and plural Signup and view all the answers

What is the primary characteristic of a database that distinguishes it from a random assortment of data?

It is a logically coherent collection of data with inherent meaning Signup and view all the answers

What is the name given to the real-world aspect that a database represents?

Universe of discourse Signup and view all the answers

What is the primary reason why a database must be a true reflection of the miniworld it represents?

To ensure data accuracy and reliability Signup and view all the answers

What is the primary purpose of a database, according to the text?

To represent some aspect of the real world Signup and view all the answers

What is the characteristic of a database that allows it to maintain information on a large number of users, such as in the case of Facebook?

Its ability to maintain complex relationships between users Signup and view all the answers