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Unformatted text preview: lace hundreds of transistors
Millions of calculations per second
Made computers smaller in size and less expensive Integrated Circuit (IC) cont’d A typical chip is about 1 cm wide by 2.5 cm long Section 1.8
Section 1.8 Mainframes Mainframe
Mainframe Large computer system usually used for multi
– Ex: Delta IBM 360 Communicate using terminals—keyboard for data input and a monitor for viewing output
– Connected by wired to the computer Section 1.9
Section 1.9 Fourth Generation Computers Microprocessor
An entire CPU on a single chip
Led to Microcomputers
– fits on the desk top Altair
First Microcomputer First Apple Computer
First Apple Computer 1976
Stephen Wozniak and Steven Jobs Section 1.10
Section 1.10 The Personal Computer Personal Computer (PCs)
drive keyboard 4 Types of Hardware
4 Types of Hardware Input Devices—from which the computer can accept data
– Keyboard, CDROM drive, disk drive, mouse Memory—ICs inside the base unit that store data electronically
CPU—an IC inside the base unit that processes data and controls the flow of data between the computer’s other units. It’s where the computer makes decisions
Output Devices—display or store data...
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This note was uploaded on 03/12/2014 for the course COMM 1500 taught by Professor Marybethcallison during the Spring '10 term at University of Georgia Athens.
- Spring '10