ITE 13 Prelim Exam
SY 2021 Second Sem
March 12 2021
Name: ___________________________________________
Score: __________
1) It is a collection of electronic data records that can be processed to
produce useful information.
A. File System
B. DBMS
C. Database
2) This Type of Database System, at one time, only a single user can
access the database.
A. Multiuser database
B. Centralized database
C. Single-user database
3) This Type of Database System supports two or more than two users
accessing the database simultaneously.
A. Multiuser database
B. Centralized database
C. Single-user database
4) It is Database stored, located as well as maintain at a single location
only.
A. Multiuser database
B. Centralized database
C. Distributed database
5) It is a database which consists of multiple databases which are
connected with each other and are spread across different physical
locations
A. Multiuser database
B. Centralized database
C. Distributed database
6) Relatively simple representations, usually graphical, of complex realworld data structures
A. Models
B. Data
C. Data Models
7) Abstraction of a real-world object or event
A. Models
B. Data
C. Data Models
8) It is a process of creating a data model for the data to be stored in a
Database
A. Models
B. Data
C. Data Models
9) Anything about which data are to be collected and stored
A. Attribute
B. Constraint
C. Entity
D. Relationship
10) A characteristic of an entity
A. Attribute
B. Constraint
C. Entity
1.It is a two-dimensional structure composed of rows and columns.
a. Table
b. Data
c. Entity
2. In a database table, each row is a _____.
a. Table
b. Data
c. Entity
3. In a database table, Column is a _____.
a. Table
b. Data
c. Entity
5. Data redundancy leads to data _________.
a. Integrity
b. Data
c. Anomalies
6. Foreign keys create relationships between _________.
a. Entity
b. Database
c. Relation
Five major components of the database system.
1.)
2.)
3.)
4.)
5.)
Identify the Relationships within the Relational Database:
1.
2.
3.
Draw the relational diagram of the two tables(tbl_Cutomer and tbl_Product)
Customer (C_ID, C_Name, C_Contact, C_Address, C_Email, P_Code)
Product (P_Code, P_Description, P_Price, P_Quantity)
Note: Take a picture of you answer and upload here or just submit it to
me.