Exam 9: Data Design

A _____,which is a framework for organizing,storing,and managing data,consists of files or tables that interact in various ways.

College course numbers usually are assigned using a block sequence code.

A common field is an attribute that appears in only one entity.

_____ is strictly hardware related because it involves the process of reading and writing binary data to physical media,such as a hard drive,CD/DVD,or network-based storage device.

Three main types of relationships can exist between entities: a one-to-one relationship,abbreviated 1:1;a one-to-many relationship,abbreviated 1:M;and a many-to-many relationship,abbreviated M:N.

A secondary key is a field in one table that must match a primary key value in another table in order to establish the relationship between the two tables.

Explain the importance and process of system file backup.

_____ is an integrated collection of data that can include seemingly unrelated information,no matter where it is stored in the company.

If a primary key combines two or more fields,then it is called a _____.

Cipher codes distinguish items by using a series of subgroups of digits.

_____ are numbers or letters assigned in a specific order.

Migrating a traditional database design to the web can require design modification,additional software,and some added expense.

The inherent efficiency of high-volume processing on larger computers is called _____.

The database and the Internet speak the same language.