Reel

Algorithm (Social Media)

The set of rules a platform uses to decide what content to show you based on your past behaviour.

Block

Preventing a specific person from seeing your content, messaging you, or viewing your profile.

Caption

Text written below a photo or video on social media to describe or add context to it.

Comment

A response left on online content.

Community Guidelines

The rules of behaviour set by a social media platform that all users must follow.

Content Creator

Someone who regularly produces and shares videos, photos, or articles online for an audience.

RAM (Random Access Memory)

Temporary memory your device uses to run programmes actively — more RAM means it can do more things at once without slowing down.

Ransomware

A type of malware that locks your files or device and demands payment to restore access.

RCS (Rich Communication Services)

An upgrade to SMS that adds features like read receipts, typing indicators, and high-quality photo sharing.

Reach

The number of unique people who saw a piece of content.

Read Receipt

A notification that tells the sender when their message has been opened and read.

Recommendation Engine

An AI system that suggests content, products, or services based on your past behaviour and preferences.