3b (ii) Give one example each of the following: Single-user, multitasking operating system;
3b(iii) Give one example each of the following: multi-user operating system.
3(c) List four features of a Graphical User Interface.
3a(i) Information processing: the processing of information, typically by a computer or by an organism, to yield new or more useful information ..
NB- Information transmission is the act of transferring something from one spot to another, like a radio or TV broadcast, or a disease going from one person to another.
3a(ii) Printing of documents, classroom instruction, radio signals, DSTV signals, Telegraph, GSM, photography, facsimile, and town crying, etc
3b(i) DOS, OS 2, PC-DOS, Palm-OS
3b(ii) - Ms Windows, Mac OS, Linux
3b(iii) - Xenix, Zenix, Unix, Linus, Mac OS, VMS, Mainframe OS
3(c)
-Windows
- Icons
- Menus
- Pointing device(mouse)
