Free CIW 1D0-541 Practice Exam Questions and Answers 2026

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Total 125 Questions | Updated On: Apr 02, 2026

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Question 1

Which of the following best describes a composite key?

A : A composite key is a primary key that consists of the first two attributes of a relation

B : A composite key is a primary or foreign key defined by its parent keys.

C : A composite key is a foreign key that consists of the same attributes as the primary key from a related table.

D : A composite key is a primary or foreign key that consists of two or more attributes of a relation

Answer: D

Question 2

Which area of database security involves maintaining access to enterprise data?

A : Theft

B : Privacy

C : Availability

D : Confidentiality

Answer: C

Question 3

Consider the Orders relation shown in the exhibit. Which of the following SQL statements would replace the value in the Sales_Rep_No column with 110 everywhere that Sales_Rep_No 108 is listed?

A : UPDATE Sales_Rep_No IN Orders SET(Sales_Rep_No = 110 WHERE Sales_Rep_No = 108);

B : UPDATE Orders SET Sales_Rep_No = 110 WHERE Sales_Rep_No = 108;

C : UPDATE Orders SET Sales_Rep_No = 110;

D : UPDATE Orders WHERE Sales_Rep_No = 108 SET Sales_Rep_No = 110;

Answer: B

Question 4

Consider the following relational algebraic expression as well as the Employee and Department relations shown in the exhibit: Which of the following relations would result from the given relational algebraic expression?