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Computer Systems by Mind Map: Computer Systems
0.0 stars - reviews range from 0 to 5

Computer Systems

2.0 Be able to recommend computer systems for a business purpose

Considerations for selection:

1.0 Understand the components of computer systems

Internal system unit components:

processors; motherboard; BIOS

power supply; fan and heat sink or cooling

hard drive configuration and controllers eg, SATA, IDE, EIDE, master, slave

ports, USB, parallel, serial

internal memory, RAM, ROM, cache

specialized cards, network, graphic cards

Peripherals:

output devices, monitor, printer, plotter

input devices, camera, scanner

cabling, coaxial, optical, twisted pair

Backing storage:

Types, disks, pen drives, optical media, flash memory cards, portable and fixed drives

performance factors, data transfer rate, capacity

Operating system software:

Examples, LINUX, Windows, DOS, MAC OS

command line

GUI

New node

Software utilities:

security, virus protection, firewalls

clean up tools, removal of cookies, internet history, defragmentation

drive formatting

3.0 Be able to set up and maintain computer systems

Connect and set-up:

equipment eg monitor, printer, modem/router, keyboard, mouse, speakers, microphone, RAM, hard drive

Install hardware:

components eg graphics card, sound card, CD/DVD drive

Install software:

operating system software eg Windows; applications software eg Microsoft Office; security software eg virus checkers, firewalls; device drivers; create appropriate directory/folder structures

Configure:

BIOS configuration eg setting a BIOS password, editing power management options; editing anti-virus configurations; editing the desktop eg icon size, font size, colour, background, icon choice; creating start-up options; setting file sharing/permissions; creating and reconfiguring application toolbars

Testing:

functionality eg software applications open and work as intended, default folder settings are correct, desktop shortcuts go to the right place, the correct device drivers are installed, the correct paper sizes are set for printing, menu options work as intended, the correct date and time are set

Routine maintenance:

organisation and naming of files; back-up procedures eg online, off-line; back- up media; automatic scheduling and deletion of unwanted data; archiving; defragmentation; deleting temporary files; cleaning hardware eg keyboard, mouse, display screen equipment (DSE), ventilation grills; replacing consumables eg printer paper, ink or toner cartridges; replacing damaged components