Filters
Question type

Discuss redundancy as it applies to database design.

Correct Answer

verifed

verified

Redundancy has been called an enemy of r...

View Answer

The ________ contains information about the structure of the database.


A) data definition language
B) data dictionary
C) data warehouse
D) database management system

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

Correct Answer

verifed

verified

Identify one potential drawback in the design and implementation of database systems for accounting.


A) Double-entry accounting relies on redundancy as part of the accounting process, but well-designed database systems reduce and attempt to eliminate redundancy.
B) Relational DBMS query languages will allow financial reports to be prepared to cover whatever time periods managers want to examine.
C) Relational DBMS provide the capability of integrating financial and operational data.
D) Relational DBMS can accommodate multiple views of the same underlying data; therefore, tables storing information about assets can include data about both historical and replacement costs.

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

Correct Answer

verifed

verified

  -Using the database depicted above, Date  is best described as A) a primary key. B) a foreign key. C) a non-key attribute. D) an attribute. -Using the database depicted above,"Date" is best described as


A) a primary key.
B) a foreign key.
C) a non-key attribute.
D) an attribute.

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

Correct Answer

verifed

verified

Using the database depicted above,how many foreign keys are in the database?


A) 0
B) 3
C) 4
D) 5

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

Correct Answer

verifed

verified

Which one of the following results corresponds to the query below? Which one of the following results corresponds to the query below?   A)    B)    C)    D)


A)
Which one of the following results corresponds to the query below?   A)    B)    C)    D)
B)
Which one of the following results corresponds to the query below?   A)    B)    C)    D)
C)
Which one of the following results corresponds to the query below?   A)    B)    C)    D)
D)
Which one of the following results corresponds to the query below?   A)    B)    C)    D)

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

Correct Answer

verifed

verified

A low-level view of the database that describes how the data are actually stored and accessed is the


A) conceptual-level schema.
B) subschema.
C) internal-level schema.
D) external-level schema.

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

Correct Answer

verifed

verified

Data dictionary can be used as part of the audit trail.

A) True
B) False

Correct Answer

verifed

verified

Which statement below concerning the database management system (DBMS) is false?


A) The DBMS automatically creates application software for users, based on data dictionary parameters.
B) The DBMS automatically maintains the data dictionary.
C) Users' requests for information are transmitted to the DBMS through application software.
D) The DBMS uses special languages to perform specific functions.

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

Correct Answer

verifed

verified

When the human resources manager wants to add a new employee to the sales department,the manager would use which language?


A) Data Manipulation Language
B) Data Query Language
C) Data Report Language
D) Data Definition Language

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

Correct Answer

verifed

verified

Which statement is true regarding file systems?


A) Transaction files are similar to ledgers in a manual AIS.
B) Multiple master files create problems with data consistency.
C) Transaction files are permanent.
D) Individual records are never deleted in a master file.

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

Correct Answer

verifed

verified

The data dictionary usually is maintained


A) automatically by the DBMS.
B) by the database administrator.
C) by the database programmers.
D) by top management.

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

Correct Answer

verifed

verified

Mara Kay is a system analyst for a national department store.She was tasked to identify previously unknown relationships in the company's sales data that can be used in future promotions.What technique would Mara most likely use?


A) Customer auditing
B) Customer resource management
C) Data exploring
D) Data mining

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

Correct Answer

verifed

verified

Using the database depicted above,"Unit Price" is best described as


A) an attribute.
B) a primary key.
C) a foreign key.
D) A, B, and C

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

Correct Answer

verifed

verified

Kitchen World is changing its inventory system from a file-oriented system to a relational database system.Identify and design at least three tables that would be needed to capture data for Kitchen World's inventory.Each table should include a primary key,three non-key attributes,and foreign keys as necessary.Make up data values for two records within each table.

Correct Answer

verifed

verified

Inventory table; item ID (primary key),d...

View Answer

Which of the following would not be true about the well-structured tables in a well-designed relational database used to generate this sales invoice? Which of the following would not be true about the well-structured tables in a well-designed relational database used to generate this sales invoice?   A) Quantity would be generated from the Sales table. B) 34567 would be a primary key in the Sales table. C) Unit Price would be generated from the Inventory table. D) Hardware City is an example of a non-key data value in the Customer table.


A) Quantity would be generated from the Sales table.
B) 34567 would be a primary key in the Sales table.
C) Unit Price would be generated from the Inventory table.
D) Hardware City is an example of a non-key data value in the Customer table.

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

Correct Answer

verifed

verified

Identify the aspect of a well-structured database that is incorrect.


A) Data is consistent.
B) Redundancy is minimized and controlled.
C) All data is stored in one table or relation.
D) The primary key of any row in a relation cannot be null.

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

Correct Answer

verifed

verified

Describe the difference between update anomaly,insert anomaly,and delete anomaly.Provide an example for each of the anomaly.

Correct Answer

verifed

verified

Update anomaly is an improper database o...

View Answer

When the human resources manager wants to gather data about salary and start date by employees and by departments,the manager would use which language?


A) Data Manipulation Language
B) Data Query Language
C) Data Report Language
D) Data Definition Language

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

Correct Answer

verifed

verified

Which is probably the most immediate and significant effect of database technology on accounting?


A) Replacement of the double entry-system.
B) Change in the nature of financial reporting.
C) Elimination of traditional records such as journals and ledgers.
D) Quicker access to and greater use of accounting information in decision-making.

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

Correct Answer

verifed

verified

Showing 81 - 100 of 113

Related Exams

Show Answer