問題一覧
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Provides access to miscellaneous tools and wizards.
Database tools
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Contains commands used to import from or link to data in external sources or export data to external sources.
External Data
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Contains commands used to create new database objects.
Create
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Contains the most frequently used commands.
Home
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Displays the Backstage view which contains commands related to managing files and customizing the program
File
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These tabs may appear only when you are working with certain objects that belong to it.
Contextual tabs
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Contains multiple tabs with several groups of commands needed in order to do common tasks.
Ribbon
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Displays information about the database and provides certain program functions.
Status Bar.
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Displays open database objects
Object Window
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Displays a list of all the objects in a database.
Navigation Pane
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Consists of a set of tabs, each of which contains groups of related command
Ribbon
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Contains the frequently used commands that are independent of the tab displayed on the Ribbon
Quick Access Toolbar
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Displays the name of the database and the program.
Title Bar
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Provides various Access options
Options
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Provides access to Microsoft Office Help
Help
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Provides advanced options to save the database
Save and Publish
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Contains options for print
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Creates new database from scratch or from a selection of available templates.
New
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Displays a more complete list of recently opened databases.
Recent
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Contains information about the database
Info
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Displays the last four databases recently opened.
Recently opened
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Only stores the current object, not the entire database.
Save command
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Offers to save, open, and close commands.
Save, Open, and Close
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If you want to create a database that is compatible with earlier versions of Microsoft Access like 2007 use the extension
.mdb
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A database created in Microsoft Access 2010 must have the extension
.accdb
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Is a relational database program that it is usually used to create and maintain tables, queries, forms, and reports.
Microsoft Access
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It can be used for a simple information management system in a small business to organize and manage data, or in an enterprise to communicate with servers.
Microsoft Access
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Is a software application used to create and manage computerized databases on a single computer or on a network
Microsoft Access
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DBMS systems provide mechanisms to present concurrent access of data to multiple users.
Control concurrency
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When data is centralized, it is easier to maintain it than having to maintain different file systems.
Lowers development and maintenance cost
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A DBMS must provide facilities for recovering from hardware or software failures. The backup and recovery subsystem of the DBMS is responsible for recovery.
Provides backup and recovery
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Since many types of users with varying level of technical knowledge use a database, a DBMS should provide a variety of user interface.
Solves enterprise requirement than individual requirement
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This centralized system is able to represent the complex data and interfile relationships, which results to better data modeling properties.
Develops data model
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When multiple users share a database, it is likely that every user has different access type to it.
Restricts unauthorized access
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A standard can be enforced easily at various levels since the standardized data is very helpful during migration or interchanging of data.
Enforces standard
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In a centralized system, the applications may be developed without having to create any new stored files since the files are shared by the users.
Shares data
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If redundancy is controlled in a centralized system, there is lesser chance that the data is inconsistent.
Avoid inconsistency
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Some integrity constraints are enforced on the database making the integrity of data always accurate.
Enforces integrity
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Each application has its own private files which cannot be shared between multiple applications.
Controls redundancy
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Serves as the middle person between the programs and the data.
Database management system (DBMS)
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Is basically a collection of computer programs that enables users to store, modify, and extract information based on per requirements.
Database management system (DBMS)
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A field in mathematics that describes how to deal with sets of data.
Set theory
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Standard industry design
Relational database
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Are collections of different sets of data related to each other.
Relational database
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Contains one specific category of data
Simple database
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Types of Computerized database
Simple database Relational database
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Is compact, flexible, and fast. It can store thousands of data without occupying too much space.
Computerized database