Thinks to do while buy a laptop

Why a Laptop?
Is to buy a laptop or desktop..? is the question asked by a consumer to himself.this the time which price of laptop is continuosly decreasing.if you bought a laptop it has its own advatage and disadvantage.
If you need a big screen and contineous upgradation then desktop is better for you. the main reason to choose laptop by most of the people is its portability or mobility so it is more convenient for business and sales persons.
Laptop is also known as Notebook the main features of these are its weight,size,battery life,silent process,good quality display. normally notebook has weight of 3-4 kg. now variety of weights are avilable even when starting from 1.5 kg

In single battery charge it can work upto 1 to 3 hours.most of the notebooks are using Lithium iron battery if we are using every power saving options it can work upto 6 to 7 hours
Upgradation is not possible in laptop

HTTP and TCP/IP internet protocols

TCP/IP is an internet protocol,while HTTP is the web protocol,position of HTTP is higher than the TCP/IPwhen a user click on a link from a webpage.the client browser send the request to the webserver that hosting the requested website.this request send by using HTTP.and server response by sending the requested page to client by using HTTP. then you may be a bit
confusion about TCP/IP...?

The connection handshake between the client and server and maintainance is controlled by TCP/IP.IP ensure that the connection
is on the right direction and routing the packets in to the correct destination.

HTTP is stateless protocol, means it need to be open and close the connection for every single request made by the client and
server

Difference b/w Flash Drive and Thumb Drive

A flash drive is a compact USB memory drive that acts a lot like a portable hard drive.you can store data on it, as well as, transfer it from computer to computer.

Besides being to hold mass amounts of data,flash drives are as small as a pack of gum and they can easily fit into your pocket for easy transportation.They are also more convenientto use than an external hard drive because of their small size.

A thumb drive is very similar in the amounts of data it can hold and its size. thumb drives are like digital boxes,because they came with a write protection feature.its just a switch located at the bottom of the drive that ,when its unlocked, you are able to write data to the thumb drive,but when its locked,you can only read data from the drive.that features

help with accidential deletion of your file.