computer science from 2

WINDOWS; E.g windows xp, windows vista, windows 7 and windows 10 which is the latest windows update.
DOS (Disk Operating System)
VMS (Virtual Memory System)
OS/2 (Operating system 2)
MVS (Multiple Virtual Storage)
RTOS (Real Time Operating System)
UNIX
LINUX
SOLARIS
Mac OS (Macintosh Operating System)

par Claude Foumtum

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CHAPTER 1:Basic Components of Computers

Hardware Programs Data

Chapter 2:Types of computer system

1) Super computer 2) Mainframe computer 3) Minicomputer 4) Microcomputers (personal computers or simple pc):

Chapter 3: Configuring input and output devices

Configuring input devices Configuring output devices

Chapter 4: Data organization in the computer

A) DATA B) FILES C) FOLDERS AND DIRECTORIES D) DRIVES Classification of computer software STORAGE HARDWARE

Chapter 5: PRIMARY AND SECONDARY STORAGE

Definition Differences between secondary and primary storage

Chapter 6: Types of memory

1) RAM ( Random Access Memory) 2) CACHE 3) ROM 4) PROM ( PROGRAMMABLE ROM) 5) EPROM (ERASABLE PROGRAMMABLE ROM) 6) EEPROM (ELECTRIC ERASABLE PROGRAMMABLE REAN ONLY MEMORY)

Chapter 7: TYPES OF STORAGE DEVICES

A) Magnetic storage devices B) Semiconductor storage C) OPTICAL STORAGE

Chapter 8: OPERATING SYSTEM

Definition Functions of operating system Operating system modes Operating system Families/ types Microsoft(MS) windows Internet services WORLD WIDE WEB (www):