Given a Table with the Structure: EMPLOYEE (EmpNo,Name,Salary,HireDate),which of the Following

question 16

Multiple Choice

Given a table with the structure: EMPLOYEE (EmpNo,Name,Salary,HireDate) ,which of the following is not a valid ANSI SQL command?

• A)SELECT *
• FROM EMPLOYEE
• WHERE Name LIKE 'Ja%';
• B)SELECT COUNT(*)
• FROM EMPLOYEE
• WHERE Salary < 30000;
• C)SELECT HireDate,COUNT(*)
• FROM EMPLOYEE
• GROUP BY HireDate;
• D)SELECT HireDate,COUNT(*)
• FROM EMPLOYEE
• WHERE Salary < 30000;

---

Definitions:

Black Market

A market in which goods or services are bought and sold illegally, either because it is illegal to sell them at all or because the prices charged are legally prohibited by a price ceiling.

Binding Price Ceiling

A legally established maximum price for goods or services, set below the equilibrium price, leading to shortages.

Supply and Demand

The fundamental model in economics that describes how prices are determined in a market based on the quantity of goods or services available and the desire for them.

Price Ceiling

A legally imposed maximum price for goods or services, intended to protect consumers from high prices.