Lesson 3 - IT & Computing Basics Cheat Sheet - Software

Question 1

What is Software?

Answer 1

Software is code and data that tells the hardware what to do.

It enables word processing, web browsing, gaming, and more on computers and devices.

Question 2

What is an Operating System?

Answer 2

System software manages computer hardware and enables other programs to run smoothly.

Examples include Windows, macOS, Linux, and Android.

Question 3

What is a User Interface (UI)?

Answer 3

UI is where humans and machines interact.

It includes buttons, menus, and sliders in software. Its goal is to be simple and efficient.

Question 4

What is Cloud Computing?

Answer 4

Cloud computing delivers computing services over the Internet,
allowing users to access and use software, data storage, and other services without owning or managing hardware.

It offers flexibility, scalability, and cost savings, and is commonly used for data storage, running apps, and processing large amounts of data.

Question 5

What is SaaS (Software as a Service)?

Answer 5

Software accessed over the internet, not installed on local computers.

Subscription-based pricing, provider maintains and updates the
software.

Examples: office tools, CRM, and collaboration platforms.