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1D0-541 CIW v5 Database Design Specialist Free Practice Exam Questions (2025 Updated)

Prepare effectively for your CIW 1D0-541 CIW v5 Database Design Specialist certification with our extensive collection of free, high-quality practice questions. Each question is designed to mirror the actual exam format and objectives, complete with comprehensive answers and detailed explanations. Our materials are regularly updated for 2025, ensuring you have the most current resources to build confidence and succeed on your first attempt.

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Total 124 questions

Which subset of Structured Query Language (SQL) is used to create and name database entities?

A.

Data Query Language

B.

Database Entity Language

C.

Data Definition Language

D.

Data Manipulation Language

Consider the following DBDL description of an entity: Teachers (teach_num: variable length character string length 10 NOT NULL teach_name: variable length character string length 10 NOT NULL) Primary Key: teach_num which integrity constraint is satisfied?

A.

Entity integrity

B.

Necessary data

C.

Referential integrity

D.

Referential foreign integrity

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

E.

STUDENT( Student_Number: integer NOT NULL Name:

variable length character string length 20 NOT NULL)

Primary Key Student_Number CLASS( Class_Num: integer

NOT NULL Class_Name: integer NOT NULL) Primary Key

Class_Num

F.

STUDENT( Student_Number: integer NOT NULL Name:

variable length character string length 20 NOT NULL)

Primary Key Student_Number CLASS( Class_Num: integer

NOT NULL Class_Name: integer NOT NULL) Primary Key

Class_Num Foreign Key Class_Num References STUDENT

G.

STUDENT( Student_Number: integer NOT NULL Name:

variable length character string length 20 NOT NULL)

Primary Key StudenMMumber STU_CLASS(

Student_Number: integer NOT NULL Class_Num: integer

NOT NULL) Primary Key Student_Number CLASS(

Class_Num: integer NOT NULL Class_Name: integer NOT

NULL) Primary Key Class_Num

Which of the following best describes the two-tier database architecture?

A.

The user accesses a database server using a terminal.

B.

The user interface, data-processing logic, database access and data validation functions are performed on a mainframe server.

C.

The user interface and data validation functions are performed by the client whereas the data-processing logic is performed on a server.

D.

The user interface and data-processing logic are performed by the client whereas the server handles database access and data validation functions.

Consider the table for an employee database shown in the exhibit. What is the cardinality of the table?

A.

6

B.

20

C.

4

D.

25

Which process is used to prevent the current database operation from reading or writing a data item while that data item is being accessed by another operation?

A.

Lock

B.

Deadlock

C.

Time stamp

D.

Transaction

Consider the entity-relationship (ER) diagram shown in the exhibit. Which type of relationship between the two entities is shown?

A.

m:m

B.

m:n

C.

1:1

D.

1:n

Consider the Information Engineering diagram in the exhibit showing a conceptual data model of the relations BUILDING and RESIDENT. What is the next step in refining the data model?

A.

Create intermediate entities.

B.

Create a logical data model.

C.

Resolve many-to-manyrelationships.

D.

Identify and resolve complex relationships.

Which database architecture is best suited to implementation in the World Wide Web environment?

A.

Two-tier using thin client

B.

Three-tier using fat client

C.

Three-tier using thin client

D.

Centralized mainframe with terminal client

Consider the Stu_Act and Act_Fee tables shown in the exhibit. Which relational algebraic operation would yield the Activity Relation table in the exhibit?

A.

Union

B.

Intersection

C.

Natural join

D.

Cartesian product

Your enterprise is creating a relation (shown in the exhibit) that tracks parts and suppliers. Which situation would occur if new supplier information were entered in the relation before any information about specific parts?

A.

An update anomaly and an insertion anomaly would occur.

B.

An insertion anomaly would occur.

C.

A deletion anomaly would occur.

D.

A deletion anomaly and an update anomaly would occur.

Consider the relation shown in the exhibit. Which of the following SQL statements would properly add information for a new employee?

A.

INSERT INTO Employee

VALUES(0005, Tim, Bogart, 03-15-77);

B.

INSERT INTO Employee(Emp_ID, First_Name, Last_Name, Birth_Date)

VALUES(0004, Tim, Bogart, 03-15-77);

C.

INSERT INTO Employee(Emp_ID, First_Name, Last_Name, Birth_Date)

VALUES(0005, Tim, Bogart, 03-05-77);

D.

INSERT INTO Employee(Emp_ID, First_Name, Last_Name, Birth_Date)

VALUES(0005, Tim, Bogart, 03-05-77);

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

With regard to databases, what is normalization?

A.

The process of reducing the cardinality of a relation

B.

The process of organizing and refining relations

C.

The process of duplicating data to reduce the number of tables

D.

The process of limiting data stored in a table to a specific range of values

Consider the Information Engineering diagram shown in the exhibit. Building_ID, R_ID, Room_Count and Room_Num are integer numbers, whereas Bldg_Name, Location and Res_Name are all represented by variable-length strings with a maximum of 20 characters.

Which SQL statement best implements the RESIDENT relation shown in this diagram?

A.

CREATE TABLE RESIDENT (

R_ID INTEGER NULL PRIMARY KEY,

Room_Num FLOAT,

Res_Name VARCHAR,

Building_ID INTEGER NULL,

FOREIGN KEY Building_ID REFERENCES BUILDING (Building_ID));

B.

CREATE TABLE RESIDENT (

R_ID INTEGER NOT NULL PRIMARY KEY,

Room_Num BINARY,

Res_Name VARCHAR (20),

Building_ID INTEGER NOT NULL,

FOREIGN KEY Building_ID REFERENCES BUILDING (Building_ID));

C.

CREATE TABLE RESIDENT (

R_ID INTEGER NOT NULL PRIMARY KEY,

Room_Num INTEGER,

Res_Name VARCHAR (20),

Building_ID INTEGER NOT NULL);

D.

CREATE TABLE RESIDENT (

R_ID INTEGER NOT NULL PRIMARY KEY,

Room_Num INTEGER,

Res_Name VARCHAR (20),

Building_ID INTEGER NOT NULL,

FOREIGN KEY Building_ID REFERENCES BUILDING (Building_ID));

Consider the symbols shown in the exhibit. Which of the following correctly identifies these symbols when used in an entity-relationship (ER) diagram?

A.

1 = attribute, 2 = entity, 3 = relationship

B.

1 = entity, 2 = relationship, 3 = attribute

C.

1 = relationship, 2 = entity, 3 = attribute

D.

1 = relationship, 2 = attribute, 3 = entity

Consider the Information Engineering diagram in the exhibit showing the relations BUILDING and RESIDENT. What is the relationship between BUILDING and RESIDENT?

A.

1:1

B.

1:N

C.

N:1

D.

M:N

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 SELECTCust_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

The creation of intermediate entities occurs during the logical database design phase for an enterprise. It is used to resolve which types of relationships?

A.

One-to-many and recursive

B.

Complex, recursive, and many-to-many

C.

Redundant, recursive, and one-to-many

D.

One-to-many and one-to-one

Consider the following relation definition:

STUDENT(

Student_Number: integer NOT NULL

Name: variable length character string length 20 NOT NULL)

Primary Key Student_Number

HOUSING(

Housing_ID: integer NOT NULL

Student_Number: integer NOT NULL

Building: variable length character string length 25 NOT NULL)

Primary Key Housing_ID

Foreign Key Student_Number References

STUDENT(Student_Number)

ON DELETE NO CHECK

ON UPDATE

Which integrity constraint is violated in this relation definition?

A.

Entity integrity

B.

Domain constraint

C.

Referential integrity

D.

Enterprise constraint

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