Kaizilege Karoma

Storage Capacity+

What to buy

BinaryDid you know that all of the information that

travels through your computer is based on two commands?

The only data that a computer can understand is on and off / 0 and 1 (Machine Language)

But, the millions of combinations of those two commands given in series are what make a computer work.

KB, MB, GB, and TBYou may have seen these abbreviations many

times before. Do you know what they mean?0/1 = Bits Byte = 8 BitsKb = kilobyte = about 1,000 bytes, MB = megabyte = about 1,000 Kb, GB= gigabyte = about 1,000 MbTB=Terabyte = about 1,000 Gb

A Conversion ExampleLet’s say we can purchase one of two memory stick,

one of them is 1,746 MB and the other is 1.5 GB. Which memory stick should we choose?

Processor SpeedProcessor speed is measured in

MHz1000 MHz = 1GHz

PC – What to buy from a vendor

Branded Vs Clone

Buying Vs Assembling

Which programs you will be runningAny special hardware?Any required connection?Minimum requirements?

What to Buy?Computers

GatewayDellCompaqHPNECToshibaMac

ProcessorIntelAMDCeleron

Processor Speed2.8 GHzProcessor Core

Ports and PlugsSerialHDMIUSBFire WireThe right plug for the right port

Males and females

MonitorMonitor Type, and sizeMonitor type: CRT, LCD, TFT, LEDMonitor Size: 13”, 14”, 16”, 17” 21”

Monitors BrandSonyHPDELL

StorageHard Disk Drive(HDD) Capacity:

150GB, 500GB

Speed:7200 RPM

MemoryMemory type:

DDR 3

Memory size512MB, 1GB, 2GB, 3GB, 4GB

Optical DevicesCD-ROMDVDWRITERS (DVD

Writer, CD-Writer, Combo Drive)

Speed: 16x, 24x, 56x

SoftwareOperating System

Windows: Windows 7, Windows 8, Windows 10

LinuxMac OS

AntivirusKasperskyNortonAVGeScanMcAfeeAvast

Application SoftwareMs office PackageGraphics

What to Buy?

Surge SuppressorUPS – Uninterrupted Power Supply

Transformer

What to Buy?Rules

24 hour tech support? (web, email, AND telephone)

WarrantyLocal service or send back

Most Important Hint3 year average life spanTemporary investment (like renting)DON’T OVERSPENDPURCHASE FOR EXPANDABILITY (minimally)

Thanks