Software and Operating Systems
What's covered
Key facts
Android and iOS are both mobile operating systems.
Editing a user's document is a typical application-software task.
An anti-virus scanner is an example of utility software.
The OS manages files so the user can organise, store, and find their data.
Android is a mobile operating system made by Google.
Application software runs on top of the operating system.
Antivirus is the utility that scans files for malware.
The OS task of allocating RAM to programs is called memory management.
Android is the most common mobile OS globally by user share.
Application software is software designed for user tasks like writing, browsing, and gaming.
Sample questions
A taste of the 35 questions in this topic — answers marked. Sign up to practise the full set with spaced repetition.
Which is a desktop operating system?
- •Adobe Photoshop tool
- •Google Chrome browser
- •Microsoft Word app
- ✓Windows by Microsoft
Which is application software?
- •A device driver for the printer
- ✓A word processor for writing
- •An operating system controlling the computer
- •Utility software for backups
What is utility software?
- •Controls hardware and runs other programs
- ✓Helps maintain the computer
- •Lets users create documents and spreadsheets
- •Manages network connections and protocols
What is the operating system's job?
- •Connect the computer to a network
- ✓Manage hardware and programs
- •Provide tools to maintain and clean the computer
- •Write and compile code for the user
Which is a mobile operating system?
- •Adobe Photoshop tool
- ✓Android by Google
- •Google Chrome browser
- •Microsoft Word app
Which is system software?
- •A music player for songs
- •A photo editor for images
- •A word processor for writing
- ✓An operating system like Windows
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