Select the correct laptop for you

There are several types of laptops but when selecting a laptop you should select the correct laptop for your needs

Student
If you are a student you always try to buy a notebook computer as it is low in price and easy to carry. As a student you have to take it from one glass to another,
13 inch thin and light laptop

But students should consider to buy - at least 1GB RAM
160 GB Hard drive
13 inch screen

The business Traveler
Should look for 2 GB - 4 GB RAM
160 or larger HDD
12-15 inch screen
Mobile Broadband modem
Lenovo's Thik pad and Dell's latitude are suitable

The photographer and or Videographer
4 GB to 8 GB RAM
320 GB HDD
17 inch or large display

The home user
2 GB to 4GB RAM
250 GB or larger HDD
14- 16 inch screen

HOW TO INSTALL RAM

* RAM s usually comes like 16 32 128 256 512 1024 MB

* If you need to have 1 GB RAM u can add 1024 MB RAM

* If you alrady using a 512 MB Ram u can easilly put another 512 MB RAM

then it works as 512 MB RAM ( 512MB + 512MB = 1024 MB = 1.024 GB)

* After knowing How much RAM you need You must see what is the card type (RAM type )

ypu need

* you can find this in the manual of your computer

* today most computers usually have DIMM slots.

* KEEP REMEMBER PUTTING WRONG TYPE OF RAM CAN BE DAMAGE BOTH SYSTEM AND THE CARD

* This RAM type must match the existing RAM in speed, parity and type

* common type available today is SDRAM.

* Before open the case of your CPU make sure that computer is turnoff and unpluged

* RAM is installed in a series of slots on the motherboard known as the memory bank.

* Select the correct slot and install the RAM

RAM and SAM

RAM

You can access memory cell directy

if you know the row and colum of that cell correctly.

Opposite of RAM is SAM (Serial access memory)

This is usually used to store memory in order

(eg :texture buffer memory on a video card)

RAM data can be access in any order as you wish.