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20 Cards in this Set
- Front
- Back
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Spreadsheet |
Program to organize and analyze data |
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Database |
Structured set of data |
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Cell |
Element of a spread sheet that can contain data or a formula |
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Formula |
Computation in a spread sheet to perform a function. Eg sum (c2:c9) |
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Circular reference |
Formulas erroneously rely on each other to compute the results ( ERROR ) |
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3 uses for a spread sheet |
Track sales, analyze stats, keep records |
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Database management system |
A combination of software and data made up of the physical database, the database nine and the database scheme |
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Physical datanase |
A collection of files that contain data |
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Database engine |
Software that supports access to and modification of the database content (access and modify) |
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Database schema |
Logical structurs of the data stored in a database |
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Label database management system |
User - database engine software ^ schema - files |
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Field |
Single value in a database record |
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Record |
Collection of related fields that make up a single database entry |
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Info security |
Techniques and policies used to ensure proper access to data |
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Confidentiality |
Ensures that data is protected from unauthorized access |
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CIA tried of info security |
Confidentiality, integrity, availability |
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Worm |
Stands alone. Targets network resources |
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Trojan horse |
Disguised as a benevolent source |
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Virus |
Self replicating malware |
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Logic bonb |
Set up to execute at system event |
