CIW CIW Certification 1D0-541 Questions & Answers

• Question 111:

  Consider the relation shown in the exhibit. Which of the following SQL statements would return a relation that excludes all customers with a Satisfaction_Rate of less than or equal to 80 unless the Sales_Office is located in Atlanta?

  

  A. SELECT * FROM Customers WHERE Satisfaction_Rate > 80 OR Sales_Office = Atlanta;

  B. SELECT * FROM Customers WHERE Satisfaction_Rate <= 80 AND Sales_Office = Atlanta;

  C. SELECT * FROM Customers WHERE Satisfaction_Rate >= 80;

  D. SELECT * FROM Customers

  WHERE Satisfaction_Rate >= 80

  AND NOT Sales_Office = Atlanta;

  Correct Answer: A

• Question 112:

  Which statement is used to define a named group of related tables, views, domains and other database objects?

  A. CREATE ENTITY

  B. CREATE INDEX

  C. CREATE DOMAIN

  D. CREATE SCHEMA

  Correct Answer: D

• Question 113:

  To create a view, what are the minimal privileges that a user must have for the relations used to make the view?

  A. GRANT

  B. REVOKE

  C. SELECT

  D. CREATE VIEW

  Correct Answer: C

• Question 114:

  Which of the following ACID properties requires that a transaction be executed in its entirety or not all?

  A. Durability

  B. Consistency

  C. Isolation

  D. Atomicity

  Correct Answer: D

• Question 115:

  Consider the relations shown in the exhibit. Which of the following SQL statements would enter data from the Customers relation into the Atlanta_Customers relation?

  

  A. INSERT INTO Atlanta_Customers VALUES( SELECT * FROM Customer s WHERE Sales_Office = Atlanta);

  B. INSERT INTO Atlanta_Customers SELECT * FROM Customers WHERE Sales_Office = Atlanta;

  C. INSERT INTO Atlanta_Customers SELECT Cust_No, Cust_Name, Satisfaction_Rate, Sales_Rep_No FROM Customers WHERE Sales_Office = Atlanta;

  D. INSERT INTO Atlanta_Customers SELECT Cust_No, Cust_Name, Sales_Office, Sales_Rep_No

  FROM Customers

  WHERE Sales_Office = Atlanta;

  Correct Answer: C

• Question 116:

  Which security technique limits access by unauthorized users to parts of an enterprise database?

  A. Views

  B. Concurrency

  C. Locking

  D. Integrity controls

  Correct Answer: A

• Question 117:

  Your enterprise has created a database and database application. The testing phase for the project has started. Which of the following best describes white-box testing of the projects software?

  A. The database designer tests the software because he or she is able to make necessary changes to the underlying code for the software.

  B. A user who has no knowledge of the softwares underlying code tests the software.

  C. Someone other than the database designer tests the software. This person has no access to the underlying code and attempts to use the software only in ways not considered by the software designers.

  D. A person tests the software and submits suggestions to the software's underlying code. This person is someone other than the database designer, but has access to the softwares underlying code.

  Correct Answer: D

• Question 118:

  What is the highest normal form of the relation(s) shown in the exhibit?

  

  A. Second normal form

  B. First normal form

  C. Boyce-Codd normal form

  D. Third normal form

  Correct Answer: A

• Question 119:

  Which relational algebraic operation is used to select specific columns (attributes) from a relation?

  A. Union

  B. Difference

  C. Projection

  D. Intersection

  Correct Answer: C

• Question 120:

  In a relational database, which term describes a single table consisting of rows and columns?

  A. Entity

  B. Matrix

  C. Relation

  D. Data dictionary

  Correct Answer: C