Answers
Rearranges the parts of a stored file so they are kept together, which makes reading the data faster.
Reduces the size of a file so it uses less storage space and is quicker to send.
Checks files for errors or damage and fixes them so the data can be opened again.
Programs that carry out housekeeping tasks, such as maintenance or protection, to keep a computer running efficiently.
Controls how documents and folders are named, saved, moved and located on a storage device.
The programs that run the computer, made up of the core management software and the housekeeping tools.
Manages the computer's hardware and resources and provides a platform for other software to run.
Decides which programs run, gives each processor time and lets several tasks run at once.
Controls who can log on to a computer and what each account is allowed to access.
Handles the input and output devices connected to a computer, sending and receiving data to and from them.
A copy of files stored separately so the originals can be restored if they are lost or damaged.
Finds and removes harmful programs such as viruses, and prevents them from damaging a computer system.