HAPPY INSURANCE

Observe the HAPPY INSURANCE DATABASE:
CLIENT AGENT

question 46

Multiple Choice

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?

• 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

Distinguish between biased and unbiased estimates in statistics.

Recognize the impact of sample size on statistical measures and estimates.

Understand the concept of absolute value in the context of deviations.

Learn the calculation and significance of range (inclusive and exclusive) in data set.

---

Definitions:

C2C

Consumer-to-Consumer, a business model where consumers trade with each other, often through online platforms.

NHL Rookie Cards

Collectible trading cards featuring National Hockey League players in their debut season, often sought after by collectors.

Bribery

The act of offering, giving, receiving, or soliciting something of value as a means of influencing the actions of an individual holding a public or legal duty.

Cleanest Countries

Nations recognized for maintaining high standards of environmental cleanliness and sustainability practices.