Database Concepts Flashcards

Database Concepts Flashcards

Assessment

Flashcard

Computers

University

Hard

Created by

yna mgs

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98 questions

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1.

FLASHCARD QUESTION

Front

What is a database?

Back

An organized collection of data, typically stored in electronic format, allowing for quick input and retrieval.

2.

FLASHCARD QUESTION

Front

What is a Database Management System (DBMS)?

Back

A collection of programs that enables you to enter, organize, and select data in a database.

3.

FLASHCARD QUESTION

Front

What are the types of databases?

Back

Flat-type, Hierarchical, and Relational.

4.

FLASHCARD QUESTION

Front

What is a flat-type database?

Back

A simplistic design consisting of two-dimensional tables with rows and columns.

5.

FLASHCARD QUESTION

Front

What is a hierarchical database?

Back

A design that uses a one-to-many relationship for data elements, structured like a tree.

6.

FLASHCARD QUESTION

Front

What is a relational database?

Back

A database that can have multiple parents, storing data in tables where new information is automatically added.

7.

FLASHCARD QUESTION

Front

What is normalization in databases?

Back

A design technique that reduces data redundancy and eliminates undesirable characteristics like insertion, update, and deletion anomalies.

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