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WorksheetsUnderstanding Computers
Total questions: 10
Worksheet time: 5mins
What is the main function of the CPU?
To provide power to the computer
To manage network connections
To store data permanently
The main function of the CPU is to execute instructions and process data.
Name two types of computer memory.
Cache, Flash
SSD, HDD
Virtual, Physical
RAM, ROM
What is an operating system?
A user interface design tool.
A programming language used for software development.
A type of computer hardware component.
An operating system is software that manages computer hardware and software resources.
List three popular operating systems.
Unix
iOS
Android
Microsoft Windows, macOS, Linux
What is the purpose of antivirus software?
To provide a backup solution for files.
To manage software updates automatically.
To enhance internet speed and performance.
The purpose of antivirus software is to protect computers from malware and ensure system security.
Define phishing in the context of cybersecurity.
Phishing is a method of securing sensitive information through encryption.
Phishing refers to the process of creating secure passwords for online accounts.
Phishing is a technique used to enhance cybersecurity by monitoring user behavior.
Phishing is a fraudulent attempt to obtain sensitive information by disguising as a trustworthy source in digital communications.
What is a relational database?
A relational database is a type of cloud storage service.
A relational database is a collection of unrelated files.
A relational database is a system that only stores images and videos.
A relational database is a database that organizes data into tables that can be linked—or related—based on data common to each.
Name a common database management system.
MongoDB
SQLite
PostgreSQL
MySQL
What does SQL stand for?
Structured Query Language
Standard Query Language
Simple Query Language
Structured Query List
Explain the concept of data encryption.
Data encryption refers to the physical security of data storage devices.
Data encryption is the process of deleting data permanently.
Data encryption is a method of increasing data storage capacity.
Data encryption is the transformation of data into a secure format that can only be read or processed after decryption.
