WorksheetsChapter 5 Database Management Quiz
Total questions: 10
Worksheet time: 30mins
What is a key characteristic of high-quality data?
Timely
Inaccessible
Ambiguous
Redundant
What is Big Data?
Data that is always accurate
Data that is easy to manage
A collection of data that is too large and complex for traditional systems
Data that is only stored in one location
What does a Database Management System (DBMS) do?
Creates user interfaces
Only stores data
Performs data analysis
Interacts with and manages data in the database
Which of the following is a front-end database component?
User Interface (UI)
Server-Side Logic
Database Management
APIs
What is the purpose of data validation in a database?
To manage server-side logic
To ensure data is stored in multiple locations
To ensure data entered meets certain criteria
To create user interfaces
Which of the following is NOT a type of SQL operation?
COMPILE
INSERT
DELETE
SELECT
What is a primary key in a database?
A unique identifier for a record
A method for data encryption
A field that contains duplicate values
A type of data validation
What is the main function of back-end database components?
To create user-friendly interfaces
To present data to users
To handle server-side logic and data processing
To perform data validation
What is the CIA triad in database security?
Centralization, Integration, Analysis
Confidentiality, Integrity, Availability
Control, Information, Access
Consistency, Isolation, Accessibility
What is the purpose of backing up a database?
To delete unnecessary data
To ensure data can be restored in case of loss
To improve data access speed
To create new user accounts
