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In a database, the data ____________________ specifies the kind of data a field can contain and how the field is used.

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Analysts often refer to the three ____'s when describing characteristics of Big Data.


A) C
B) G
C) D
D) V

E) All of the above
F) A) and B)

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Which of the following stores data in objects?


A) ADB
B) OTDB
C) EDB
D) OODB

E) C) and D)
F) A) and B)

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Which of the following statements best describes a form?


A) a window on the screen that provides areas for entering or modifying data in a database
B) a formatted, printable retrieval of specific data
C) a screen that enables a database user to add or delete tables
D) the opening screen in a DBMS in which the user logs in to achieve authorization to modify or retrieve data

E) C) and D)
F) B) and C)

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Who was the inventor of the relational database model?


A) E. L. Coff
B) E. G. Cott
C) E. F. Codd
D) E. L. Codd​

E) B) and C)
F) C) and D)

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Identify the letter of the choice that best matches the phrase or definition. -While a user is working with the database, this resides in the memory of the computer.


A) proof of concept
B) unit test
C) systems test
D) integration test
E) acceptance test
F) useful
G) documentation
H) character
I) record
J) primary key
K) SQL
L) flagged
M) inaccurate
N) byte
O) DBMS
P) validation
Q) data relationships
R) querying
S) functions
T) integrity

U) J) and N)
V) D) and S)

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Which of the following statements about data types is FALSE?


A) Yes/No fields can be used to create a field with True or False options.
B) AutoNumber data types assign numbers automatically to each record.
C) Text data types are used for lengthy memos.
D) Object data types are used for photos, audio, or video.

E) B) and C)
F) B) and D)

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ASP.NET is a web application framework that provides the tools necessary for the creation of dynamic websites.

A) True
B) False

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Many organizations use relational databases for payroll, accounts receivable, accounts payable, general ledger, inventory, order entry, invoicing, and other business-related functions.

A) True
B) False

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The purpose of the ____________________ is to construct, or build, the new or modified system and then deliver it to the users.

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​
implemen...

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A checkout clerk with this level of privileges to the email addresses in a discount warehouse database could view the addresses but not change them. What is this level of privileges called?


A) read-only
B) write-only
C) full-update
D) no access

E) B) and D)
F) All of the above

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In the ASCII coding scheme, each byte represents a single ____________________, which can be a number, letter, blank space, punctuation mark, or other symbol.

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You create a database that stores data in tables that consist of rows and columns. Each row has a primary key, and each column has a unique name. Which data model did you use?


A) object-oriented
B) object-relational
C) relational
D) multidimensional

E) All of the above
F) A) and C)

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What is a data type? List the data types commonly found in a database.

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Student responses will vary, but should ...

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If you are running a check to ensure that a required field contains data, or the correct minimum number of characters, what kind of check are you running?


A) completeness
B) alphabetic
C) range
D) check digit

E) A) and B)
F) None of the above

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Explain a multidimensional database, its applications, and its main advantage.

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Student responses will vary, but should ...

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Which of the following is a window on the screen that provides areas for entering or modifying data in a database?


A) form
B) report
C) change screen
D) recovery screen

E) All of the above
F) A) and B)

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What is a more user-friendly interface some users use instead of interacting directly with a DBMS?


A) front end
B) user environment
C) home page
D) data file

E) B) and D)
F) A) and C)

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What involves showing users exactly how they will use the new hardware and software in the system?


A) converting
B) training
C) testing
D) acceptance

E) B) and C)
F) A) and C)

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Which of the following statements is NOT true about the database approach?


A) The database approach allows nontechnical users to access and maintain data.
B) Databases require more memory, storage, and processing power than file processing systems.
C) A disadvantage to the database approach is isolated data.
D) The database approach increases the data's integrity.

E) B) and C)
F) A) and D)

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