Question 1

HAPPY INSURANCE

Observe the HAPPY INSURANCE DATABASE:
CLIENT
 $$\begin{array} { l l c l } 
\text { ClientID } & \text { ClientName } & \text { CientAgent } & \text { ClientSpouseName } \
\text { C111 } & \text { Tom } & \text { A1 } & \text { Jenny } \
\text { C222 } & \text { Kain } & A 1 & \text { Bill } \
\text { C333 } & \text { Cole } & A 2 & \text { Amy } \
\text { C444 } & \text { Dorothy } & A 2 & \
\text { C555 } & \text { Anay } & A 3 & \text { Amy } \
\text { C666 } & \text { Tina } & A 3 & \text { Matt } \
\text { C777 } & \text { Christina } & A 4 & \text { Mike }
\end{array}$$ AGENT
 $$\begin{array} { l l l l l c } 
\text { AgentID } & \text { AgentName } & \text { AgentArea } & \text { AgentRating } & \text { AgentYearofHire } & \text { SupervisedBy } \
\text { A1 } & \text { Kate } & 1 & 101 & 1990 & \
\text { A2 } & \text { Amy } & 2 & 92 & 2009 & \text { Al } \
\text { A3 } & \text { Luke } & 3 & 100 & 1992 & \
\text { A4 } & \text { James } & 3 & 90 & 2010 & \text { A3 }
\end{array}$$ AREA
 $$\begin{array} { l l l } 
\text { ArealD } & \text { AreaName } & \text { AreaHQ } \
1 & \text { East } & \text { Boston } \
2 & \text { West } & \text { San Francisco } \
3 & \text { Central } & \text { Chicago }
\end{array}$$

This database will be used for the following questions citing tables from the HAPPY INSURANCE database.
-If a DBMS enforces a DELETE SET-TO-NULL option on the referential integrity constraint between CLIENT and AGENT in the HAPPY INSURANCE database,what will be the outcome after aUser tries to delete the last record (A4,James,3,90,2010,A3)from AGENT?

Accepted Answer

A) CLIENT will have 7 records
AGENT will have 4 records 
B) CLIENT will have 6 records
AGENT will have 3 records 
C) CLIENT will have 7 records
AGENT will have 3 records 
D) CLIENT will have 6 records
AGENT will have 4 records

Question 2

HAPPY INSURANCE

Observe the HAPPY INSURANCE DATABASE:
CLIENT
 $$\begin{array} { l l c l } 
\text { ClientID } & \text { ClientName } & \text { CientAgent } & \text { ClientSpouseName } \
\text { C111 } & \text { Tom } & \text { A1 } & \text { Jenny } \
\text { C222 } & \text { Kain } & A 1 & \text { Bill } \
\text { C333 } & \text { Cole } & A 2 & \text { Amy } \
\text { C444 } & \text { Dorothy } & A 2 & \
\text { C555 } & \text { Anay } & A 3 & \text { Amy } \
\text { C666 } & \text { Tina } & A 3 & \text { Matt } \
\text { C777 } & \text { Christina } & A 4 & \text { Mike }
\end{array}$$ AGENT
 $$\begin{array} { l l l l l c } 
\text { AgentID } & \text { AgentName } & \text { AgentArea } & \text { AgentRating } & \text { AgentYearofHire } & \text { SupervisedBy } \
\text { A1 } & \text { Kate } & 1 & 101 & 1990 & \
\text { A2 } & \text { Amy } & 2 & 92 & 2009 & \text { Al } \
\text { A3 } & \text { Luke } & 3 & 100 & 1992 & \
\text { A4 } & \text { James } & 3 & 90 & 2010 & \text { A3 }
\end{array}$$ AREA
 $$\begin{array} { l l l } 
\text { ArealD } & \text { AreaName } & \text { AreaHQ } \
1 & \text { East } & \text { Boston } \
2 & \text { West } & \text { San Francisco } \
3 & \text { Central } & \text { Chicago }
\end{array}$$

This database will be used for the following questions citing tables from the HAPPY INSURANCE database.
-If a DBMS enforces a DELETE RESTRICT option on the referential integrity constraint between CLIENT and AGENT in the HAPPY INSURANCE database,what will be the outcome after aUser tries to delete the last record (A4,James,3,90,2010,A3)from AGENT?

Accepted Answer

A) CLIENT will have 7 records
AGENT will have 4 records 
B) CLIENT will have 6 records
AGENT will have 3 records 
C) CLIENT will have 7 records
AGENT will have 3 records 
D) CLIENT will have 6 records
AGENT will have 4 records

Question 3

HAPPY INSURANCE
Observe the HAPPY INSURANCE DATABASE:
CLIENT
 
$$\begin{array} { l l c l } 
\text { ClientID } & \text { ClientName } & \text { CientAgent } & \text { ClientSpouseName } \
\text { C111 } & \text { Tom } & \text { A1 } & \text { Jenny } \
\text { C222 } & \text { Kain } & A 1 & \text { Bill } \
\text { C333 } & \text { Cole } & A 2 & \text { Amy } \
\text { C444 } & \text { Dorothy } & A 2 & \
\text { C555 } & \text { Anay } & A 3 & \text { Amy } \
\text { C666 } & \text { Tina } & A 3 & \text { Matt } \
\text { C777 } & \text { Christina } & A 4 & \text { Mike }
\end{array}$$ AGENT
 $$\begin{array} { l l l l l l } 
\text { AgentID } & \text { AgentName } & \text { AgentArea } & \text { AgentRating } & \text { AgentYearOfHire } & \text { SupervisedBy } \
\text { A1 } & \text { Kate } & 1 & 101 & 1990 & \
\text { A2 } & \text { Amy } & 2 & 92 & 2009 & \text { A1 } \
\text { A3 } & \text { Luke } & 3 & 100 & 1992 & \
\text { A4 } & \text { James } & 3 & 90 & 2010 & \text { A3 }
\end{array}$$ AREA
 $$\begin{array} { l l l } 
\text { ArealD } & \text { AreaName } & \text { AreaHQ } \
1 & \text { East } & \text { Boston } \
2 & \text { West } & \text { San Francisco } \
3 & \text { Central } & \text { Chicago }
\end{array}$$
This database will be used for the following questions citing tables from the HAPPY INSURANCE database.
-Assume a form is created for HAPPY INSURANCE database where a user can perform the following action:
A user highlights value A1 in the first row of the CLIENT table and changes it to A4.
Write the SQL statement that will be issued on the user's behalf based on this action.

Accepted Answer

The answer of HAPPY INSURANCE
Observe the HAPPY INSURANCE DATABASE:
CLIENT
 
\[\begin{array}...

Question 4

Which of the following describes the timeliness data quality characteristic?

Accepted Answer

A) The degree to which all the required data is present in the data collection 
B) The characteristic that requires each real-world instance to be represented only once in the data collection 
C) The extent to which data correctly reflects the real world instances it is supposed to depict 
D) The degree to which the data is aligned with the proper time window in its representation of the real world

Question 5

Describe the delete restrict option (for implementing a referential integrity constraint).

Accepted Answer

The answer of Describe the delete restrict option (for implementing...

Question 6

HAPPY INSURANCE

Observe the HAPPY INSURANCE DATABASE:
CLIENT
 $$\begin{array} { l l c l } 
\text { ClientID } & \text { ClientName } & \text { CientAgent } & \text { ClientSpouseName } \
\text { C111 } & \text { Tom } & \text { A1 } & \text { Jenny } \
\text { C222 } & \text { Kain } & A 1 & \text { Bill } \
\text { C333 } & \text { Cole } & A 2 & \text { Amy } \
\text { C444 } & \text { Dorothy } & A 2 & \
\text { C555 } & \text { Anay } & A 3 & \text { Amy } \
\text { C666 } & \text { Tina } & A 3 & \text { Matt } \
\text { C777 } & \text { Christina } & A 4 & \text { Mike }
\end{array}$$ AGENT
 $$\begin{array} { l l l l l c } 
\text { AgentID } & \text { AgentName } & \text { AgentArea } & \text { AgentRating } & \text { AgentYearofHire } & \text { SupervisedBy } \
\text { A1 } & \text { Kate } & 1 & 101 & 1990 & \
\text { A2 } & \text { Amy } & 2 & 92 & 2009 & \text { Al } \
\text { A3 } & \text { Luke } & 3 & 100 & 1992 & \
\text { A4 } & \text { James } & 3 & 90 & 2010 & \text { A3 }
\end{array}$$ AREA
 $$\begin{array} { l l l } 
\text { ArealD } & \text { AreaName } & \text { AreaHQ } \
1 & \text { East } & \text { Boston } \
2 & \text { West } & \text { San Francisco } \
3 & \text { Central } & \text { Chicago }
\end{array}$$

This database will be used for the following questions citing tables from the HAPPY INSURANCE database.
-If a DBMS enforces an UPDATE CASCADE option on the referential integrity constraint between
CLIENT and AGENT in the HAPPY INSURANCE database,what will be the outcome after a
User tries to change the AgentID value in the last record to A5?

Accepted Answer

A) Value A4 appears once in column AgentID in AGENT,and value A4 appears once in column ClientAgent in table CLIENT 
B) Value A5 appears once in column AgentID in AGENT,and value A5 appears once in column ClientAgent in table CLIENT 
C) Value A5 appears once in column AgentID in AGENT,and value A5 does not appear in column ClientAgent in table CLIENT 
D) Value A5 does not appear in column AgentID in AGENT,and value A5 appears once in column ClientAgent in table CLIENT

Question 7

HAPPY INSURANCE
Observe the HAPPY INSURANCE DATABASE:
CLIENT
 
$$\begin{array} { l l c l } 
\text { ClientID } & \text { ClientName } & \text { CientAgent } & \text { ClientSpouseName } \
\text { C111 } & \text { Tom } & \text { A1 } & \text { Jenny } \
\text { C222 } & \text { Kain } & A 1 & \text { Bill } \
\text { C333 } & \text { Cole } & A 2 & \text { Amy } \
\text { C444 } & \text { Dorothy } & A 2 & \
\text { C555 } & \text { Anay } & A 3 & \text { Amy } \
\text { C666 } & \text { Tina } & A 3 & \text { Matt } \
\text { C777 } & \text { Christina } & A 4 & \text { Mike }
\end{array}$$ AGENT
 $$\begin{array} { l l l l l l } 
\text { AgentID } & \text { AgentName } & \text { AgentArea } & \text { AgentRating } & \text { AgentYearOfHire } & \text { SupervisedBy } \
\text { A1 } & \text { Kate } & 1 & 101 & 1990 & \
\text { A2 } & \text { Amy } & 2 & 92 & 2009 & \text { A1 } \
\text { A3 } & \text { Luke } & 3 & 100 & 1992 & \
\text { A4 } & \text { James } & 3 & 90 & 2010 & \text { A3 }
\end{array}$$ AREA
 $$\begin{array} { l l l } 
\text { ArealD } & \text { AreaName } & \text { AreaHQ } \
1 & \text { East } & \text { Boston } \
2 & \text { West } & \text { San Francisco } \
3 & \text { Central } & \text { Chicago }
\end{array}$$
This database will be used for the following questions citing tables from the HAPPY INSURANCE database.
-Show the CREATE TABLE statements for HAPPY INSURANCE database for the table CLIENT (assume that non-primary key columns can be optional)with the DELETE SET-TO-NULL and UPDATE CASCADE option for its referential integrity constraint.

Accepted Answer

The answer of HAPPY INSURANCE
Observe the HAPPY INSURANCE DATABASE:
CLIENT
 
\[\begin{array}...

Question 8

Which of the following describes the accuracy data quality characteristic?

Accepted Answer

A) The degree to which all the required data is present in the data collection 
B) The extent to which the data conforms to its specified format 
C) The extent to which data correctly reflects the real world instances it is supposed to depict 
D) The extent to which the data properly conforms to and matches up with the other data

Question 9

HAPPY INSURANCE
Observe the HAPPY INSURANCE DATABASE:
CLIENT
 
$$\begin{array} { l l c l } 
\text { ClientID } & \text { ClientName } & \text { CientAgent } & \text { ClientSpouseName } \
\text { C111 } & \text { Tom } & \text { A1 } & \text { Jenny } \
\text { C222 } & \text { Kain } & A 1 & \text { Bill } \
\text { C333 } & \text { Cole } & A 2 & \text { Amy } \
\text { C444 } & \text { Dorothy } & A 2 & \
\text { C555 } & \text { Anay } & A 3 & \text { Amy } \
\text { C666 } & \text { Tina } & A 3 & \text { Matt } \
\text { C777 } & \text { Christina } & A 4 & \text { Mike }
\end{array}$$ AGENT
 $$\begin{array} { l l l l l l } 
\text { AgentID } & \text { AgentName } & \text { AgentArea } & \text { AgentRating } & \text { AgentYearOfHire } & \text { SupervisedBy } \
\text { A1 } & \text { Kate } & 1 & 101 & 1990 & \
\text { A2 } & \text { Amy } & 2 & 92 & 2009 & \text { A1 } \
\text { A3 } & \text { Luke } & 3 & 100 & 1992 & \
\text { A4 } & \text { James } & 3 & 90 & 2010 & \text { A3 }
\end{array}$$ AREA
 $$\begin{array} { l l l } 
\text { ArealD } & \text { AreaName } & \text { AreaHQ } \
1 & \text { East } & \text { Boston } \
2 & \text { West } & \text { San Francisco } \
3 & \text { Central } & \text { Chicago }
\end{array}$$
This database will be used for the following questions citing tables from the HAPPY INSURANCE database.
-Assume a form is created for HAPPY INSURANCE database where a user can perform the following action:
A user highlights the first row of the CLIENT table and presses the delete key on the keyboard.
Write the SQL statement that will be issued on the user's behalf based on this action.

Accepted Answer

The answer of HAPPY INSURANCE
Observe the HAPPY INSURANCE DATABASE:
CLIENT
 
\[\begin{array}...

Question 10

HAPPY INSURANCE
Observe the HAPPY INSURANCE DATABASE:
CLIENT
 
$$\begin{array} { l l c l } 
\text { ClientID } & \text { ClientName } & \text { CientAgent } & \text { ClientSpouseName } \
\text { C111 } & \text { Tom } & \text { A1 } & \text { Jenny } \
\text { C222 } & \text { Kain } & A 1 & \text { Bill } \
\text { C333 } & \text { Cole } & A 2 & \text { Amy } \
\text { C444 } & \text { Dorothy } & A 2 & \
\text { C555 } & \text { Anay } & A 3 & \text { Amy } \
\text { C666 } & \text { Tina } & A 3 & \text { Matt } \
\text { C777 } & \text { Christina } & A 4 & \text { Mike }
\end{array}$$ AGENT
 $$\begin{array} { l l l l l l } 
\text { AgentID } & \text { AgentName } & \text { AgentArea } & \text { AgentRating } & \text { AgentYearOfHire } & \text { SupervisedBy } \
\text { A1 } & \text { Kate } & 1 & 101 & 1990 & \
\text { A2 } & \text { Amy } & 2 & 92 & 2009 & \text { A1 } \
\text { A3 } & \text { Luke } & 3 & 100 & 1992 & \
\text { A4 } & \text { James } & 3 & 90 & 2010 & \text { A3 }
\end{array}$$ AREA
 $$\begin{array} { l l l } 
\text { ArealD } & \text { AreaName } & \text { AreaHQ } \
1 & \text { East } & \text { Boston } \
2 & \text { West } & \text { San Francisco } \
3 & \text { Central } & \text { Chicago }
\end{array}$$
This database will be used for the following questions citing tables from the HAPPY INSURANCE database.
-Assume a data-entry form for HAPPY INSURANCE database is created where a user can perform the following data-entry action:
ENTER AREA ID: 4 (<--- Entered by the user)
ENTER AREA NAME: South (<--- Entered by the user)
ENTER AREA HQ: Atlanta (<--- Entered by the user)
Write the SQL statement that will be issued on the user's behalf based on this action.

Accepted Answer

The answer of HAPPY INSURANCE
Observe the HAPPY INSURANCE DATABASE:
CLIENT
 
\[\begin{array}...

Question 11

HAPPY INSURANCE
Observe the HAPPY INSURANCE DATABASE:
CLIENT
 
$$\begin{array} { l l c l } 
\text { ClientID } & \text { ClientName } & \text { CientAgent } & \text { ClientSpouseName } \
\text { C111 } & \text { Tom } & \text { A1 } & \text { Jenny } \
\text { C222 } & \text { Kain } & A 1 & \text { Bill } \
\text { C333 } & \text { Cole } & A 2 & \text { Amy } \
\text { C444 } & \text { Dorothy } & A 2 & \
\text { C555 } & \text { Anay } & A 3 & \text { Amy } \
\text { C666 } & \text { Tina } & A 3 & \text { Matt } \
\text { C777 } & \text { Christina } & A 4 & \text { Mike }
\end{array}$$ AGENT
 $$\begin{array} { l l l l l l } 
\text { AgentID } & \text { AgentName } & \text { AgentArea } & \text { AgentRating } & \text { AgentYearOfHire } & \text { SupervisedBy } \
\text { A1 } & \text { Kate } & 1 & 101 & 1990 & \
\text { A2 } & \text { Amy } & 2 & 92 & 2009 & \text { A1 } \
\text { A3 } & \text { Luke } & 3 & 100 & 1992 & \
\text { A4 } & \text { James } & 3 & 90 & 2010 & \text { A3 }
\end{array}$$ AREA
 $$\begin{array} { l l l } 
\text { ArealD } & \text { AreaName } & \text { AreaHQ } \
1 & \text { East } & \text { Boston } \
2 & \text { West } & \text { San Francisco } \
3 & \text { Central } & \text { Chicago }
\end{array}$$
This database will be used for the following questions citing tables from the HAPPY INSURANCE database.
-Show the CREATE TABLE statements for HAPPY INSURANCE database for the table AGENT (assume that non-primary key columns can be optional)with the user defined constraint specifying that the agent rating must be between 50 and 150.

Accepted Answer

The answer of HAPPY INSURANCE
Observe the HAPPY INSURANCE DATABASE:
CLIENT
 
\[\begin{array}...

Question 12

HAPPY INSURANCE
Observe the HAPPY INSURANCE DATABASE:
CLIENT
 
$$\begin{array} { l l c l } 
\text { ClientID } & \text { ClientName } & \text { CientAgent } & \text { ClientSpouseName } \
\text { C111 } & \text { Tom } & \text { A1 } & \text { Jenny } \
\text { C222 } & \text { Kain } & A 1 & \text { Bill } \
\text { C333 } & \text { Cole } & A 2 & \text { Amy } \
\text { C444 } & \text { Dorothy } & A 2 & \
\text { C555 } & \text { Anay } & A 3 & \text { Amy } \
\text { C666 } & \text { Tina } & A 3 & \text { Matt } \
\text { C777 } & \text { Christina } & A 4 & \text { Mike }
\end{array}$$ AGENT
 $$\begin{array} { l l l l l l } 
\text { AgentID } & \text { AgentName } & \text { AgentArea } & \text { AgentRating } & \text { AgentYearOfHire } & \text { SupervisedBy } \
\text { A1 } & \text { Kate } & 1 & 101 & 1990 & \
\text { A2 } & \text { Amy } & 2 & 92 & 2009 & \text { A1 } \
\text { A3 } & \text { Luke } & 3 & 100 & 1992 & \
\text { A4 } & \text { James } & 3 & 90 & 2010 & \text { A3 }
\end{array}$$ AREA
 $$\begin{array} { l l l } 
\text { ArealD } & \text { AreaName } & \text { AreaHQ } \
1 & \text { East } & \text { Boston } \
2 & \text { West } & \text { San Francisco } \
3 & \text { Central } & \text { Chicago }
\end{array}$$
This database will be used for the following questions citing tables from the HAPPY INSURANCE database.
-Assume a search form for HAPPY INSURANCE database is created where a user can perform the following action:
ENTER AREA ID:
ENTER AREA NAME:
ENTER AREA HQ:
ENTER AgentID:
ENTER AgentName:
ENTER AgentArea: 3 (<--- Entered by the user)
ENTER AgentRating:
ENTER AgentYearOfHire:
ENTER SupervisedBY:
(User clicks on the search button upon entering the value above. )
Write the SQL statement that will be issued on the user's behalf based on this action.

Accepted Answer

The answer of HAPPY INSURANCE
Observe the HAPPY INSURANCE DATABASE:
CLIENT
 
\[\begin{array}...

Question 13

HAPPY INSURANCE

Observe the HAPPY INSURANCE DATABASE:
CLIENT
 $$\begin{array} { l l c l } 
\text { ClientID } & \text { ClientName } & \text { CientAgent } & \text { ClientSpouseName } \
\text { C111 } & \text { Tom } & \text { A1 } & \text { Jenny } \
\text { C222 } & \text { Kain } & A 1 & \text { Bill } \
\text { C333 } & \text { Cole } & A 2 & \text { Amy } \
\text { C444 } & \text { Dorothy } & A 2 & \
\text { C555 } & \text { Anay } & A 3 & \text { Amy } \
\text { C666 } & \text { Tina } & A 3 & \text { Matt } \
\text { C777 } & \text { Christina } & A 4 & \text { Mike }
\end{array}$$ AGENT
 $$\begin{array} { l l l l l c } 
\text { AgentID } & \text { AgentName } & \text { AgentArea } & \text { AgentRating } & \text { AgentYearofHire } & \text { SupervisedBy } \
\text { A1 } & \text { Kate } & 1 & 101 & 1990 & \
\text { A2 } & \text { Amy } & 2 & 92 & 2009 & \text { Al } \
\text { A3 } & \text { Luke } & 3 & 100 & 1992 & \
\text { A4 } & \text { James } & 3 & 90 & 2010 & \text { A3 }
\end{array}$$ AREA
 $$\begin{array} { l l l } 
\text { ArealD } & \text { AreaName } & \text { AreaHQ } \
1 & \text { East } & \text { Boston } \
2 & \text { West } & \text { San Francisco } \
3 & \text { Central } & \text { Chicago }
\end{array}$$

This database will be used for the following questions citing tables from the HAPPY INSURANCE database.
-If a DBMS enforces a DELETE SET-TO-DEFAULT option on the referential integrity constraint between CLIENT and AGENT in the HAPPY INSURANCE database,what will be the outcome after a User tries to delete the last record (A4,James,3,90,2010,A3)from AGENT?

Accepted Answer

A) CLIENT will have 7 records
AGENT will have 4 records 
B) CLIENT will have 6 records
AGENT will have 3 records 
C) CLIENT will have 7 records
AGENT will have 3 records 
D) CLIENT will have 6 records
AGENT will have 4 records

Question 14

What is binary search?

Accepted Answer

The answer of What is binary search?...

Question 15

HAPPY INSURANCE

Observe the HAPPY INSURANCE DATABASE:
CLIENT
 $$\begin{array} { l l c l } 
\text { ClientID } & \text { ClientName } & \text { CientAgent } & \text { ClientSpouseName } \
\text { C111 } & \text { Tom } & \text { A1 } & \text { Jenny } \
\text { C222 } & \text { Kain } & A 1 & \text { Bill } \
\text { C333 } & \text { Cole } & A 2 & \text { Amy } \
\text { C444 } & \text { Dorothy } & A 2 & \
\text { C555 } & \text { Anay } & A 3 & \text { Amy } \
\text { C666 } & \text { Tina } & A 3 & \text { Matt } \
\text { C777 } & \text { Christina } & A 4 & \text { Mike }
\end{array}$$ AGENT
 $$\begin{array} { l l l l l c } 
\text { AgentID } & \text { AgentName } & \text { AgentArea } & \text { AgentRating } & \text { AgentYearofHire } & \text { SupervisedBy } \
\text { A1 } & \text { Kate } & 1 & 101 & 1990 & \
\text { A2 } & \text { Amy } & 2 & 92 & 2009 & \text { Al } \
\text { A3 } & \text { Luke } & 3 & 100 & 1992 & \
\text { A4 } & \text { James } & 3 & 90 & 2010 & \text { A3 }
\end{array}$$ AREA
 $$\begin{array} { l l l } 
\text { ArealD } & \text { AreaName } & \text { AreaHQ } \
1 & \text { East } & \text { Boston } \
2 & \text { West } & \text { San Francisco } \
3 & \text { Central } & \text { Chicago }
\end{array}$$

This database will be used for the following questions citing tables from the HAPPY INSURANCE database.
-If a DBMS enforces a DELETE CASCADE option on the referential integrity constraint betweenCLIENT and AGENT in the HAPPY INSURANCE database,what will be the outcome after aUser tries to delete the last record (A4,James,3,90,2010,A3)from AGENT?

Accepted Answer

A) CLIENT will have 7 records
AGENT will have 4 records 
B) CLIENT will have 6 records
AGENT will have 3 records 
C) CLIENT will have 7 records
AGENT will have 3 records 
D) CLIENT will have 6 records
AGENT will have 4 records

Exam 6: Database Implementation and Use

Which of the following describes the timeliness data quality characteristic?

Describe the delete restrict option (for implementing a referential integrity constraint).

Which of the following describes the accuracy data quality characteristic?

What is binary search?