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Hardware and operating systems (Computer networks (Elements in a network,…
Hardware and operating
systems
Computer language
and function
different
functions.
storing data in the storage devices.
Processing data in the central processing unit (CPU using the
microprocessor . and the memory.
Output of data using peripheral devices
Input of data using peripheral devices.
Computer elements
Microprocessor
Memory and
units of storage
Cache memory
RAM
ROM BIOS
Storage
devices
Optical discs
Solid-state memory (flash)
Magnetic disks
Motherboard and
connecting devices
motherboard
Slots
PCI
PCI-Express
IDE. (integrated device electronics) nr ATA (advanced
technology attachment) and SATA (serial ATA) connectors
chipset
Var ious Input / output ports
Connecting
external devices
hard disk & DVD drives
Sournd card & graphics card
driver
Windows operating system
Installing and uninstalling programs
Hard disk maintenance
Cleaning the hard disk
Defragmenting the hard disk
Detecting and reparing errors
Saving power
System updates
Software and
operating systems
operating system
Applications
word processors: word, writer
spread sheets: excel, calc
Database management tools: Access . Base
Presentations: Powerpoint. impress
Drawing programs: Paint, paint shop pro, Draw
Anti virus
Progr amming Ianguages
The operating
system
Functions
manages the microprocessor
Manages the memory and storage systems
P rovides an interface or working environment
communication between applications and peripheral
devices.
Li nux operating system
Installing and uninstalling programs
How to keep your system up to date
Computer networks
local area networrks or LANs
metropolitan area network
wide area networks
Elements in a network
adaptor or network card
hub
switch
transmission medium
Wireless networks
wireless network card.
wireless access point names
Shared Internet access
Internet Connection Sharing
router
Sharing resources
in Windows
Sharing a printer
Sharing files
and folders
Sharing a folder
Accessing a shared folder
Sharing resources
in Linux
Sharing a printer
Sharing a computer
Sharing a folder
