Ppt10-Database Flashcards

1
Q

Collection of unprocessed items

A

Data

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2
Q

Processed data

A

Information

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3
Q

Allow user to create online computerized database

A

Database system

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4
Q

One byte

A

Character

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5
Q

Combination of related characters

A

Field

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6
Q

Combination of related fields

A

Record

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7
Q

Field thAt identifies records

A

Primary key

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8
Q

Collection of reltaed records

A

Data file

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9
Q

Procedure to keep data current

A

File maintenance

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10
Q

Compare data to rules to determine if it meets certain criteria

A

Validation

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11
Q

Define how user view organization of data

A

Data model

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12
Q

Contain data about each file in database

A

Data dictionary

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13
Q

English like statments that allow user to specify data

A

Query langauge

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14
Q

Request for specific data from database

A

Query

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15
Q

Allow user to enter, retrieve and edit

A

Structured query language

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16
Q

Has GUI to help user retireve data

A

Query by example

17
Q

Window on screen that provide space for data editing

A

Form

18
Q

Allow user to design report, where data is entered

A

Report writer

19
Q

Techniques to restore database

A

Log
Backup
Recover utility
Continouos backup