Technology in Action Chapter 11 – Flashcards

Unlock all answers in this set

Unlock answers
question
_____ fields hold things such as pictures and video clips
answer
OLE Object
question
__________ view is used to enter field properties and data types.
answer
Design
question
A _____ enables users to view or enter data one record at a time.
answer
Form
question
a category of data
answer
field
question
A category of information about students, such as their phone numbers, would be stored in a(n) _____
answer
field
question
a category of information in a database
answer
field
question
A collection of data
answer
Table
question
a collection of objects
answer
database
question
A database ____ organizes information into fields and records.
answer
Table
question
a field that has a value unique to each record
answer
primary key
question
a group of related fields
answer
record
question
A group of related fields is called a(n) ___
answer
record
question
a group of related records
answer
table
question
A group of related records is called a(n) _____
answer
table
question
a link between tables that defines how the data is connected
answer
relationship
question
A One to Many relationship is indicated by a 1 at one end of the join line and __________ at the other end.
answer
infinity sign (?)
question
A query that extracts data from more than one table is called a(n) _____ query.
answer
multi-table
question
A Short Text field can store no more than 100 characters.
answer
False
question
A system that's designed to help perform routine daily tasks is known as (a)n
answer
office support system.
question
A type of data validation that would ensure the number of hours worked for an employee is greater than 0 but less than or equal to 40 is called a
answer
range check.
question
A(n) _____ is a collection of related data that can be easily stored, organized, and queried.
answer
database
question
A(n) ______ database stores in more than two dimensions
answer
multidimensional
question
All of the following are types of basic database objects EXCEPT __________.
answer
lists
question
All of the following is TRUE about a Query EXCEPT ____
answer
it is a professional printed presentation
question
allows editing of individual records
answer
form
question
Alphabetic Check
answer
Confirms that only texlual characters are entered in a field.
question
Artificial Intelligence (AI)
answer
Is the branch of computer science that deals with the attempt to create computers that think like humans.
question
Attachment
answer
The Attachment field type is used to store images, spreadsheet files, documents, charts, and other types of supported files to the records in your database.
question
AutoNumber
answer
An AutoNumber field creates unique values automatically when Access creates a new record. The AutoNumber field is primarily used for primary keys in Access.
question
Autonumber Datatypes are generally used for calculation fields such as price.
answer
False
question
Batch processing
answer
The accumulation of transaction data until a certain point is reached, at which time several transactions are processed at once
question
batch processing
answer
The accumulation of transaction data until a certain point is reached, at which time several transactions are processed at once.
question
Before a multi-table query can be created, a __________ must first be established between the tables.
answer
relationship
question
Before you begin to create a database using Access, you should do all of the following EXCEPT __________.
answer
plan the hierarchy of your records
question
Being able to use data from two or more tables by linking their common fields involves establishing a ____
answer
relationship
question
Binary Large Object (BLOB)
answer
Data enclosed in binary form.
question
Browsing
answer
An option with most databases where you view records.
question
business intelligence systems
answer
Systems used to analyze and interpret data in order to enable managers to make informed decisions about how best to run a business.
question
But, if I include the primary key of one table in the other table, won't I have two primary keys for a record?
answer
When the primary key of one table is included in another table to establish a relationship between the two tables, it is called a foreign key in the related table.
question
Calculated
answer
Data created with a formula. Use a Calculated field when a calculated value will be used in many queries, forms, and reports.
question
Calculated field (or computed field)
answer
A numeric field that stores the contents of a calculation, which is generated with a formula in the numeric field.
question
Changing the field type may result in the loss of data
answer
True
question
clickstream data
answer
Software used on company websites to capture information about each click that users make as they navigate through the site.
question
completeness check
answer
Ensures that all fields defined as "required" have data entered into them.
question
Computational Field (Calculated Field)
answer
Is a numeric field that stores the contents of a calculation, which is generated with a formula in the numeric field.
question
Consistency Check
answer
Compaires the value of data in two or more fields to see if these values are reasonable.
question
Currency
answer
The Currency data type stores values in a monetary format.
question
Data __________ is the duplication of data in a database and should be avoided.
answer
redundancy
question
Data Centealization
answer
Ensuring integrity, instead of being in multipal lists that have to be maintained, the information is maintained in only one place.
question
data centralization
answer
Ensuring data integrity; instead of being in multiple lists that have to be maintained, the information is maintained in only one place.
question
data centralization
answer
When data is maintained in only one file.
question
data dictionary (database schema)
answer
A map of a database that defines the features of the fields in the database.
question
data dictionary (or database schema)
answer
Description of the data. This description is contained in the database's files.
question
data inconsistency
answer
Each time the information in the list changes, multiple lists must be updated and if not, then inconsistent data results.Data for a record being different in two different lists.
question
Data Integrity
answer
When the data contained in the database is accurate and reliable.
question
Data mart
answer
Small slices of a data warehouse grouped together and separated from the main body of data in the data warehouse so that related sets of data can be analyzed
question
Data Mining
answer
Is the porcess by which great amounts of data are analyzed and investigated. The objective is to spot significant patterns or trends within the data that would otherwise not be obvious.
question
data redundancy
answer
Duplicated data between lists.
question
Data Staging
answer
Source data must be "staged" before entering the data warehouse. The act of formatting data from source databases before fitting it into a data warehouse; it consists of three steps: extraction, transformation, and storage.
question
data type (field type)
answer
(1) Describes the kind of data being stored at the memory location; each programming language has its own data types (although there is some degree of overlap). (2) In a database, indicates what type of data can be stored in a field and prevents the wrong type of data from being entered into the field.
question
Data Type (Field Type)
answer
Indicates what type of data can be stored in the field.
question
Data warehouse
answer
A large-scale collection of data that contains and organizes in one place all the data from an organization's multiple databases
question
Database
answer
Collection of related data that can be easily stored, sorted, organized and queried.
question
database administrator (or database designer)
answer
An individual trained in the design and building of databases, to assist with the construction of large databases.
question
Database Managment System (DBMS)
answer
Specially designed application software (such as Oracle Database or Microsoft Access) that interacts with the user, other applications, and the database to capture and analyze data.
question
database query
answer
A question you ask the database so that it provides you with the records you wish to view.
question
database-management system (DBMS)
answer
Specially designed application software (such as Oracle Database or Microsoft Access) that interacts with the user, other applications, and the database to capture and analyze data.
question
Date/Time
answer
The Date/Time field allows storage of date and time information.
question
Date/Time Field
answer
Holds data such as Birthdays and Due Dates.
question
decision support system (DSS)
answer
A type of business intelligence system designed to help managers develop solutions for specific problems.
question
Default Value
answer
The value the database uses for the field unless the user enters another value.
question
detail report
answer
A report generated by a management information system that provides a list of the transactions that occurred during a certain time period.
question
enterprise resource planning (ERP) system
answer
A business intelligence system that accumulates in a central location all information relevant to running a business and makes it readily available to whoever needs it to make decisions.
question
exception report
answer
A report generated by a management information system that shows conditions that are unusual or that need attention by system users. 2: Shows conditions that are unusal or that need attention by users of the system.
question
expert system
answer
A system that tries to replicate the decision-making processes of human experts in order to solve specific problems.
question
Export
answer
Involves putting it into an electronic file in a format that another application can understand.
question
External Data Source
answer
Is any source now owned by the company that owns the DSS, such as customer demographic data purchased from third parties, mailing lists, or staistic compiled by the federal government.
question
Field
answer
The component of a database in which the database stores each category of information
question
field constraint
answer
A property that must be satisfied for an entry to be accepted into the field.
question
Field Name
answer
An identifying name assigned to each field in a database.
question
field properties
answer
In an Access database table, the field name, data type, and other data elements.
question
Field Size
answer
Defines the maximum number characters or numbers that a field can hold.
question
Filter
answer
In a database, temporarily displays records that match the certain criteria
question
Foreign Key
answer
The primary key of another table that is included for purposes of establishing relationships with that other table.
question
Forms enable you to __________ individual records.
answer
view, input, or edit
question
fuzzy logic
answer
Enables the interjection of experiential learning into knowledge-based systems by allowing the consideration of probabilities.
question
How do I create fields in a database?
answer
Actually, you can create the fields manually by assigned field names.
question
How do I create relationships between tables?
answer
You use primary and foreign key fields to create relationships between tables.
question
How do I get started on creating a database?
answer
Before creating a database, you need to know the three main components of a database. These include fields, records, and tables.
question
Hyperlink
answer
The Hyperlink field type is used to store web addresses.
question
Hyperlink field
answer
Stores hyperlinks to Web pages.
question
If you change the data type from Number to Text, you could end up _____
answer
Losing data
question
If you delete a field the data will be maintained in the database in case you add the field again later
answer
False
question
If you want to save and reuse the criteria for selecting records, you should use __________.
answer
a query
question
In a database, a text capable of holding complete paragraphs has a _____ data type
answer
long text
question
In a database, a video clip would be stored in a(n) _____ field
answer
OLE Object
question
information system
answer
A system that includes data, people, procedures, hardware, and software that help in planning and decision making; a software-based solution used to gather and analyze information.
question
input form
answer
Provides a view of the data fields to be filled, with appropriate labels to assist database users in populating the database.
question
Internal Data Source
answer
Are maintained by the same company that operates the DSS.
question
Is one table in a database enough to enter all my information in it and store all the fields?
answer
No, you need to create different tables and categorize data to be stored in them.
question
join query
answer
A query used to extract data that's in two or more tables in a database.When you want to extract data that is in two or more tables, you use a join query. The query actually links (or joins) the two tables using the common field in both tables and extracts the relevant data from each.
question
Knowledge based systems
answer
A business intelligence system that provides intelligence that supplements the user's own intellect and makes the decision support system more effective
question
List five of the suggested online template areas.
answer
Assets, Business, Contacts, Employee, Inventory, Project, and Sales
question
Long Text
answer
Text up to 65,536 characters. A feature of the long text field is that it now supports rich text formatting.
question
Long Text field
answer
Like a text field but can hold long pieces of text.
question
management information system(MIS)
answer
A type of business intelligence system that provides timely and accurate information that enables managers to make critical business decisions.
question
Management information systems (MISY WOOOOO)
answer
A type of business intelligence system that provides timely and accurate information that enables managers to make critical business decisions
question
many-to-many relationship
answer
In a relational database, records in one table are related to multiple records in a second table, and vice versa.
question
metadata
answer
Data that describes other data; an integral part of the data dictionary.
question
model management system
answer
Software that assists in building management models in decision support systems; an analysis tool that, through the use of internal and external data, provides a view of a particular business situation for the purposes of decision making.
question
Most small businesses use ___ databases as they are reliable and less costly
answer
relational
question
Multidimensional database
answer
A database that stores data from different perspectives, called dimensions, and organizes data in cube format. 2: Stores data in more than two dimensions.
question
natural language processing (NLP)system
answer
A knowledge-based business intelligence system that enables users to communicate with computer systems using a natural spoken or written language instead of a computer programming language.
question
normalization
answer
In databases, the goal is to reduce data redundancy by recording data only once. This process is called normalization of the data. 2:A process to ensure data is organized most efficiently in a database.
question
Number
answer
Only numbers. You may use + or - before the number, as well as a decimal point.
question
Number field
answer
Stores values that can be used to perform calculations.
question
numeric check
answer
Confirms that only numbers are entered in the field.
question
Object Query Language (OQL)
answer
A query language used by many object-oriented databases.2: A database that stores data in objects rather than in tables. 3: Similar in many respects to SQL (structured query language), a standard language used to construct queries to extract data from databases.
question
office support system (OSS)
answer
A system designed to improve communications and assist employees in accomplishing their daily tasks.
question
OLE Object field
answer
Holds items such as pictures, video clips, or documents.
question
Once a query has been created, clicking the Run button displays the results of the query
answer
True
question
one-to-many relationship
answer
In a relational database, a record appears only once in one table while having the capability of appearing many times in a related table. 2: Characterized by a record in one table and occurring most frequently in relational databases.
question
one-to-one relationship
answer
In a relational database, for each record in a table there's only one corresponding record in a related table.
question
online analytical processing (OLAP)
answer
Software that provides standardized tools for viewing and manipulating data in a data warehouse.
question
online transaction processing (OLTP)
answer
The real-time processing of database transactions online.
question
Primary Key
answer
In a database, a field that has a value unique to a record
question
primary key (or key field)
answer
To keep records distinct, each record must have one field (the primary key) that has a value unique to that record.
question
primary key field
answer
In a database, a field that has a value unique to a record.
question
Queries can be created using Design view
answer
True
question
Queries can be saved and used to generate other objects such as reports and forms
answer
True
question
query
answer
A question or inquiry.
question
Query
answer
In a database, a way of retrieving information that defines a particular subset of data; can be used to extract data from one or more tables
question
query language
answer
A specially designed computer language used to manipulate data in or extract data from a database. 2: Software used to retrieve and display records. A query language consists of its own vocabulary and sentence structure, which you use to frame the requests.
question
Query modifications such as changing the contents of the Criteria row are done in ____ view
answer
Design
question
questions for the database
answer
query
question
range check
answer
Ensures that the data entered into the field of a database falls within a certain range of values.
question
Real time processing
answer
The processing of database transactions in which the database is updated while the transaction is taking place
question
Record
answer
A group of related fields in a database
question
referential integrity
answer
In a relational database, a condition where, for each value in the foreign key table, there's a corresponding value in the primary key table.
question
relation
answer
A table that contains related data.
question
relational algebra
answer
The use of English-like expressions that have variables and operations, much like algebraic equations, to extract data from databases using Structured Query Language.
question
Relational database
answer
A database type that organizes data into related tables based on logical groupings
question
relationship
answer
A link between tables that defines how the data is related.
question
Relationship
answer
In a relational database, a link between tables that defines how the data is related
question
Report modifications such as re-sizing controls or columns, or changing the formatting are most easily done in ____ view
answer
Layout
question
represents multiple characters in search criteria
answer
wildcard
question
select query
answer
In Structured Query Language, displays a subset of data from a table (or tables) based on the criteria specified.
question
Short Text field
answer
Hold any combination of alphanumeric data (letters or numbers).
question
sort
answer
Involves organizing data in a new fashion.
question
structured (analytical) data
answer
Relational databases excel in the storage of structured (analytical) data. 2:Data such as "Bill" or "345," as opposed to unstructured data.
question
structured query language (SQL)
answer
A type of query language used by almost all relational and object relational databases to extract records from a database.
question
Summarize information for printing and presentation
answer
report
question
summary report
answer
A report generated by a management information system that provides a consolidated picture of detailed data; these reports usually include some calculation or visual displays of information.
question
table (or file)
answer
A group of related records.
question
Tables are collections of related data organized by __________.
answer
fields and records
question
Text
answer
A Text field can contain values that are text, numeric, or a combination of both. A text field can contain a maximum length of 255 characters.
question
The Access data type to automatically assign an incremental number is ____
answer
AutoNumber
question
The Access object that enables you to ask the database questions about information is a __________.
answer
query
question
The Access object that summarizes information for presentation and printing is a __________.
answer
report
question
The duplication of data in a database is called data ____
answer
Redundancy
question
The easiest way to create a query is to use the Simple Query __________.
answer
Wizard
question
The easiest way to create a simple query is to use the Simple Query _____
answer
wizard
question
The field that has a unique entry for each record in a database table is called the
answer
primary key.
question
The form ____ prompts you step-by-step through the creation of a form
answer
Wizard
question
The information about a single student would be stored in a _____
answer
record
question
The two types of objects responsible for collecting data are _____.
answer
tables and forms
question
Three Steps of Data Staging
answer
Step 1: Extraction of the data from source databases. Step 2: Transformation (reformatting) of the data. Step 3: Storage of the data warehouse.
question
time-variant data
answer
Data that doesn't pertain to one period in time.
question
To combine data from more than one table, you need to create a(n) ____ between the tables.
answer
relationship
question
To create an association between common fields in two tables, you establish a __________.
answer
relationship
question
To display a limited set of records, you would use a __________.
answer
filter
question
To ensure that there are no duplicate records in a database table, you need to establish a ____
answer
primary key
question
To establish a relationship between two tables, the primary key in one table is associated with the ___ in the other table.
answer
foreign key
question
To limit data to just those records with states that begin with the letter C, which of the following would you type in the Find What text box?
answer
state=C*
question
To use data from two tables, you must create a ____ between them.
answer
relationship
question
transaction-processing system (TPS)
answer
A type of business intelligence system for keeping track of everyday business activities.
question
Two lists showing the same data about the same person is an example of
answer
data redundancy.
question
Types Of Fields
answer
Text Field, Numeric Field, Computational (Calculated) Field, Date/Time FIeld, Memo Field, Object Field, Hyperlink Field.
question
unstructured data
answer
Object-oriented databases are more adept at handling unstructured data that includes nontraditional data such as audio clips (including MP3 files), video clips, pictures, and extremely large documents.Audio clips, video clips, pictures, and extremely large documents. Also called binary large object (BLOB).
question
used to create a relationship between two tables
answer
join line
question
validation
answer
Process of ensuring that data entered into the database is correct (or at least reasonable) and complete.
question
validation rule
answer
In a database, generally defined as part of the data dictionary and specified in the field properties for each field; violations result in an error message and a suggested action. 2: Set up in the database to alert the user if a clearly wrong entry is entered in the field instead of a valid entry.
question
What are the different types of databases and which is the most common?
answer
There are relational, object-oriented, and multidimensional databases. Of these, the relational database is most common.
question
What data type can I use for a field if I have to store a page of text?
answer
You can use Long Text data type. They are text fields that are used to hold text with images just like a document.
question
What else can I store in a field besides text, numeric values, and contents of a calculation?
answer
You can store pictures and video clips using OLE Object fields.
question
What is an example of a record in the Windows Media Player database?
answer
A song
question
What is the Access object that organizes data into fields and records?
answer
Table
question
What is the difference between a record and a field?
answer
A field is a single piece of information in a record.
question
What is used to indicate a search term can be anywhere in a string of text?
answer
Wildcards
question
When a table is ____ some of the records are temporarily hidden
answer
filtered
question
When creating a table in Design view, you can add each of the following EXCEPT _____
answer
Table sizes
question
When just one residence hall can be listed for multiple students in a database, which type of relationship should be established between the database tables?
answer
one-to-many relationship
question
When you enter data using a form, the data in the underlying table is also updated.
answer
True
question
When you filter a table, data is actually deleted
answer
False
question
Which best describes a data warehouse?
answer
a collection of all the data from an organization's databases
question
Which data type enables you to store numeric values that need to be calculated?
answer
Number
question
Which database object enables you to ask questions of the database?
answer
Queries
question
Which database object filters out specific data based on the criteria you set?
answer
Queries
question
Which database object is used to input, view, or edit individual records one at a time?
answer
Form
question
Which database object is used to summarize information for presentation and printing?
answer
Report
question
Which is a type of MIS report that provides a consolidated picture of detailed data?
answer
summary report
question
Which is NOT a Microsoft Access database object?
answer
Slides
question
Which object is generally used to display only one record at a time for entering and editing data?
answer
Forms
question
Which of the following is a component of data staging?
answer
transformation of the data, extraction of data from source databases, storage of the data in the data warehouse
question
Which of the following is NOT a true statement when considering using databases instead of lists?
answer
Databases are easier to build and maintain than lists.
question
Which of the following is NOT an Access data type?
answer
Relational
question
Which of the following is NOT part of a design plan for a database?
answer
Develop the forms
question
Which tool is used to search for information in a database?
answer
Query
question
Which wildcard character enables you to specify any character and any number of characters?
answer
Asterisk (*)
question
Which would NOT be a feature or component of a transaction-processing system?
answer
virtual processing
question
Yes/No
answer
Boolean data storage of true/false values.
question
You can create a report by using the __________.
answer
Report Wizard
question
You CANNOT use a query to generate a ________.
answer
spreadsheet
question
_________ means that the data contained in the database is accurate and reliable.
answer
Data integrity
question
A database stores each category of information in a ____________ and each group of related fields in a ____________.
answer
field; record
question
What ensures that data is organized in the most efficient way in a database?
answer
Normalization
question
What defines the maximum number of characters that a field in a database can hold?
answer
Field size
question
What are object-oriented databases more adept at handling than relational databases?
answer
Unstructured data
question
What type of database organizes data in a cube format?
answer
Multidimensional databases
question
A ____________ check compares the values of data in two or more fields to see if those values are reasonable.
answer
consistency
question
____________ temporarily displays records that match certain criteria.
answer
A filter
question
A(n) ____________ keeps track of everyday business activities such as accepting tuition payments or printing course catalogs.
answer
TPS
question
A system that tries to replicate the decision-making processes of human experts in order to solve specific problems is known as a(n) ____________ system.
answer
expert
question
Which knowledge-based system enables users to communicate with computer systems using a natural spoken or written language instead of using a computer programming language?
answer
NLP
question
The primary reason that businesses mine data is to understand their customers better.
answer
True
question
A one-to-many relationship in databases indicates that for each record in a table, there can be many corresponding records in a related table.
answer
True
question
The data dictionary is also known as the database schema.
answer
True
question
Batch processing is most appropriate for activities that are urgent and immediate.
answer
False
question
Transformation (reformatting) of the data is the first step in data staging.
answer
False
question
Clustering involves assigning a value to data based on some criterion.
answer
False
question
An enterprise resource planning (ERP) system enables the interjection of experiential learning into the equation by considering probabilities.
answer
False
question
A model management system is software that is designed to help managers develop solutions for specific problems.
answer
False
question
Artificial intelligence is the branch of computer science that deals with the attempt to create computers that think like humans.
answer
True
question
Detail reports, summary reports, and exception reports are the three types of reports generated by an expert system.
answer
False
question
All modern DBMSs contain a query language that the software uses to retrieve and display records.
answer
True
question
Data staging consists of three steps: extraction, transformation, and storage.
answer
True
question
Office support system
answer
Designed to improve communications and assist employees in accomplishing their daily tasks.
question
Transaction-processing system
answer
Keeps track of everyday business activities.
question
Management information system
answer
Provides timely and accurate information that enables managers to make critical business decisions.
question
Decision support system
answer
Business intelligence system designed to help managers develop solutions for specific problems.
question
Database management system
answer
Specially designed application software that is used to capture and analyze data.
question
Information system
answer
Software-based solution used to gather and analyze information.
question
Metadata
answer
Data that describes other data.
question
Query
answer
A subset of data that matches certain criteria.
question
Normalization
answer
Reduces data redundancy by recording data only once.
question
Table
answer
A group of related records.
question
Record
answer
A group of related fields.
question
Field name
answer
Identifies each field.
question
When is it sufficient to use a list to organize data?
answer
When the data is simple and can be organized in one table
question
Which is NOT a component of a database that describes how data is stored?
answer
Report
question
The type of database that is best for organizing unstructured data such as video and audio is
answer
object-oriented
question
Which of the following is NOT considered a step in data staging?
answer
Inputting data not stored in source databases
question
A gas purchase made with a credit card at the pump would be entered into which type of database system?
answer
Transaction-processing system
question
Which of the following database system uses artificial intelligence?
answer
Knowledge-based system
question
A field labeled PHONE that accepts data such as (610) 555-1212 would use the Number data type
answer
False
question
A query is used to extract a subset of data from a database.
answer
True
question
a small slice of a data warehouse is called a data market.
answer
False
question
Fuzzy logic uses approximate data gathered by experience rather than fixed and exact facts
answer
True
Get an explanation on any task
Get unstuck with the help of our AI assistant in seconds
New