something which is plugged into the computer which inputs something, for example a keyboard
something which can be plugged into the computer that gives something out, for example a speaker
Random Access Memory
read only memory
Stores the operating system software, application software and the user’s documents
and data files.
Central processing unit
These control and monitor the running of application software and hardware. An operating system, e.g. Windows, is responsible for saving, loading, deleting, copying and renaming.
· JPEG (Joint Photographic Experts Group) · GIF (Graphics Interchange Format) · TIFF (Tagged Image File Format)
· WAV (Waveform Audio File Format) · MP3 (MPEG 1 Audio Layer 3) · AAC (Advanced Audio Coding)
· MPEG2 (Motion Picture Experts Group 2) · MPEG4 (Motion Picture Experts Group 4) · AVI (Audio Video Interleaved)
· DOC (Word Document) · XLS (Excel Spreadsheet) · PDF (Portable Document Format)
Converts high level programming code such as C++ into code that the computer can execute.
Helps a programmer to identify ‘bugs’ in their code.
Similar to a compiler, however it converts each line of code sequentially, rather than the entire code at once.
Used to edit source code using only text. Also has tools such as syntax highlighting to aid developers.