Edexcel GCSE Computer Science Topic 5 Issues and impact overview quiz quiz

They make the internet run noticeably faster for absolutely everyone who uses it

They reduce the total number of data centres

They never need disposing of at all

Manufacturing uses energy and finite raw materials

It multiplies manufacturing impact and e-waste from discarded but working devices

It makes every newly bought device far cheaper than all of the older models it replaces

It reduces the total energy used across a device's whole lifetime

It automatically improves national recycling rates

It always uses too much electricity

It intrudes on people's privacy

It makes websites load more slowly

It is illegal under all circumstances

The person pays a one-off fee before any of their data may be gathered

The data is encrypted while it is stored

The person is told what data is collected and why, then agrees

The data is automatically deleted after exactly one year

An AI that runs more slowly than the system it eventually replaced in service

An AI that uses far too much memory while it is running

An AI that cannot connect to the wider internet

An AI trained on unrepresentative data treating some people unfairly

Legal liability

Algorithmic bias

Energy consumption

Encryption

A patent

Copyright

A trademark

A licence

A new and original technical invention or device

The actual source code of a computer program

A brand identity such as a name or logo

How a piece of software may legally be used

A virus is always completely harmless to any system it reaches, whereas a worm is always dangerous

A worm always encrypts files and demands a ransom, whereas a virus only ever records keystrokes typed

There is no real difference between the two; the terms mean the same thing

A virus attaches to a file and needs the user to run it; a worm self-replicates across networks

Encrypts files or locks the system and demands payment for the key

Quietly records every single key that the user presses on the keyboard

Pretends to be a legitimate, harmless program while hiding its real purpose

Speeds up the computer by removing files

A technical flaw in software code that attackers can exploit directly without any user

Tricking people into giving away information or access, such as phishing

Encrypting network traffic so it cannot be read in transit

The process of designing and building large social media websites

Encryption of all the files

A firewall placed on the network

Backup and recovery procedures

An organisation-wide acceptable use policy