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