DC014 - 2.1 Introduction to Databases

Which of the following best defines data?

• Processed facts that are meaningful

• Raw, unprocessed facts and figures

• A collection of related information

• Software used to manage records

Which of the following is an example of information?

• “1957”

• “H₂SO₄”

• “The year Malaysia gained independence”

• “Audio recording”

A database can be defined as:

• A random collection of files

• A collection of related data organized for easy access

• Any software that stores text files

• A method of internet browsing

Which of the following illustrates the use of a database in education?

• Teacher’s handwritten notes

• Student record system

• Whiteboard scheduling

• Printed library catalogs

Why is a database preferred over file processing systems?

• It increases redundancy

• It centralizes data for easy access

• It isolates information by department

• It eliminates all costs

Which of the following is NOT a function of a DBMS?

• Create

• Delete

• Print

• Update

The acronym CRUDS stands for:

• Create, Read, Update, Delete, Store

• Copy, Read, Update, Delete, Secure

• Create, Repair, Upload, Delete, Share

• Create, Run, Update, Drop, Secure

An example of a DBMS is:

• Microsoft Word

• MySQL

• Photoshop

• Google Docs

Which of the following describes a Database System?

• Only hardware and software

• Database + DBMS + application programs + users

• Database + spreadsheets only

• Users + internet connection

In an airline reservation system, why is a database crucial?

• It prints passenger tickets

• It updates seat availability instantly

• It books only one seat per day

• It removes data redundancy only