ITP 101x Lecture Notes - Lecture 15: Graphical User Interface, Master Boot Record, Mars Rover

• School: USC
• Department: Information Technology Program
• Course: ITP 101x
• Professor: Tom Sloper

Document Summary

Itp 101: introduction to information technology, week 8, lecture 1: operating system 03/03/2015. New days: graphical user interface (gui: running applications. --yes, example will be the bing searching engine; the operating system becomes more like browser, some game you can play in the browser. \ When your computer starts: post power on self test. Verifies that the hardware is working as it should, including cpu, ram, hard disk controllers, and video interfaces: looks at the boot sequence, and looks for a bootable device in the sequence. --often, the boot sequence went floppy, hard disk, cdrom, but can be changed in the. Bios: looks for the master boot record on the hard disk to find the part of the hard disk with the operating system. --pdas, cellphones, missile guidance systems, nasa mars rovers, etc: network operating system. --single operating system to control multiple cpus and/or computers together. --normally used for supercomputers and mainframes: desktop operating system.