CGS FINAL (Databases Quiz)
Select the advantages of using a database instead of a traditional filing system.
-A database can hold larger amounts of data -A database can provide better data integrity
Select what's true about database fields.
-A group of related characters in a database -Represents a characteristic of someone or something -Primary key is a field designation
You own a pet care center. What fields might you enter when you create a table for dogs that you care for?
-Owner's last name -Pet's name -Owner's address
Because Microsoft Access includes not only the software needed to create a database, but also the software needed to create forms, reports, data dictionaries and other capabilities, it is often referred to as a Database ________ System.
Management
Large databases, often called data banks, that cover particular subjects are referred to as ________ databases.
commercial
Amazon.com allows you to search for thousands and thousands of items using images and information that are organized logically. This much storage and management requires a complex ________.
database
Because it can store virtually unlimited amounts of data that can be shared across networks, and because the data can be kept far more accurately, a(n) ________ has many advantages over a traditional filing system.
database
In a relational database, a common field that links two tables in a relationship but is not a primary key is called a(n) ________ key. When you need to link two tables in a database that don't have a field in common, one solution is to create a ________ in one table that links to the primary key in the other table.
foreign (key)
To control how information is entered into a database, programmers and database administrators create ________ to help ensure data integrity.
forms
The DBMS subsystem that allows for data maintenance and data analysis, including providing the capability to create queries, reports, and forms is referred to as the data ________ subsystem.
maintenance
When you receive a utility bill, you're actually getting a report that was generated by a database management system. The DBMS subsystem that provides for data maintenance, analysis, and the generation of reports is called the data ________ subsystem.
manipulation
In a relational database, an important field that contains a unique value that identifies each record as individual is the ________ key.
primary
The type of database that uses common fields to create links between tables is called a(n) ________ database.
relational
To display or distribute information from a database, programmers or database administrators create ________.
reports
Your college has a database with a Students table. Which of the following could be a primary key in the table?
-Student number -Social Security Number
The data definition, as described in the data dictionary, tells users how each unit of data is defined in the database. Which of the following elements will be used to describe the data?
-what field name will the data fall under -what data type will be included
Select what's true about object-oriented databases.
ALL 3... but -are commonly referred to as relational databases
What element of a database field specifies the data in a field such as text, numeric, or date/time?
Data type
You need to purchase concert tickets for your friends. You go to StubHub.com to find them. In StubHub.com you can search between hundreds of seats in thousands of venues and thousands of events. To organize this information in a searchable manner, StubHub uses a complex ________.
database
Because he wanted to be able to sort gifts according to continent and time zone, in 1984 Santa switched from using long lists to using ________.
databases
A database that stores data in different physical locations and that users access though client/server networks is called a ________ database.
distributed
In a database a ________ is a group of related characters in a database table that represents a characteristic of someone or something.
field
Adam was in the fifth grade when he was adopted by the Smith's. Because his school used a centralized database, all of his teachers had his correct name on their grade reports. This is an example of how a centralized database can help improve data ________.
integrity
The DBMS engine provides an interface for the end user of the database. This interface is called the ________ view.
logical
A complex database that organizes and stores information in a cube format and has measure attributes and feature attributes is called a(n) ________ database.
multidimensional
A database provides the capability of conducting searches or asking questions. A question or search for information in a database is called a(n) ________. To search a database for information, create a ________.
query
A link between tables in a relational database that defines how the data is related is called a ________.
relationship
A collection of related records in a database is referred to as a ________.
table
The DBMS subsystem that allows for data recovery, support, and maintaining and securing the database is called the ________ subsystem.
Data Administration
When you make an online purchase and enter your shipping or billing information, you're actually filling out a form that was generated by a database management system. The DBMS subsystem that allows for form creation is the ________ generation subsystem. The DBMS subsystem that provides programming language interfaces, allowing programmers to create visually appealing data entry screens, is called the application ________ subsystem.
application generation
An integral part of a database management system (DBMS) is the Data Definition subsection. This subsection uses a data schema, also called a data ________.
dictionary
The interfaces for the logical view of a database and the physical view of a database are provided by the DBMS ________.
engine
The reliability and the accuracy of the information in a database is referred to as data ________.
integrity
In the datasheet view of a relational database (such as Microsoft Access) a row of information is called a ________. In a relational database, such as Microsoft Access, a collection of related fields in a data file is called a(n) ________.
record