the equipment inside a computer that creates the image on the screen
abbreviation of "universal serial bus"; a standardized connection for attaching devices to computers etc
a small, unauthorized program that can damage a computer
a disk for storing computer information. It looks like an audio CD.
Disk Operating System. The original system used for PCs, where you typed in commands instead of pointing and clicking.
a self-contained program or piece of software; an application, especially when downloadable to a mobile device
Central Processing Unit. This is a PC's heart or "brains".
a sub-division of a computer's hard disk into which you put files
a small program that tells a PC how a peripheral works
the main disk inside a computer used for storing programs and information. It is hard because it is metal. See floppy disk.
International network of computers that you connect to by telephone line. Two popular services of the Internet are the World Wide Web and electronic mail.
socket at the back of a PC for connecting peripherals (obsolescent)
a program that finds and removes viruses from a computer
a socket at the back of a computer for connecting external equipment or peripherals, especially printers
a copy of files from a computer's hard disk, usually made on some external medium such as CD-ROM or flash drive. A backup is made in case the hard disk file(s) are erased or damaged.
Memory is for the temporary storing of information while a computer is being used. See RAM, ROM and cache.
equipment connected to a computer for sending/receiving digital information by telephone line. You may need a modem to connect to the Internet, to send electronic mail and to fax.
a (small) defect or fault in a program
a specific computer record. It could contain data such as text (eg essay.doc), or a program such as paint.exe.
folder
modem
DOS
memory
driver
anti-virus software
bug
graphics card
file
CPU
virus
Internet
app
backup
CD-ROM
serial port
parallel port
hard disk
USB
