HTTP
- It stands for hypertext transfer protocol, underlying protocol used by World Wide Web.
- A protocol is a way of communication.
- It is composed of headers plus a body message.
- HTTP does not maintain any state. It is only a request followed by a response. The server does not remember anything about the client.
- There are cookies which help server to store and retrieve the state of the client.
- A cookie is a key to the list of that user's preferences on that site.
HTML
- It stands for hypertext markup language.
- It is a basic building block of a web page. With the help of HTML, a website can easily be created.
- It is easy to learn a language.
- HTML consists of a series of code called tags. The tags are defined in "< >" brackets.
- Different tags perform different types of function.
- These tags can do format text, add background and do many more things.
WIFI
- It is a wireless technology used for internet.
- There are devices which can use Wi-Fi technology such as a personal computer, laptop, mobile phones, etc.
- This technology can be used to play games and watch movies online.
- It is a portable technology and hence can be used anywhere.
- A wide no. of devices can be connected to a Wi-Fi at the same time.
What are the Apps?
- Apps is a short form of 'applications', which is another name for computer programs.
- Apps are the computer programs that can be run on mobile phones.
- They can be easily downloaded using the internet from Google or Play store.
- There are different kinds of apps such as gaming, dating, communication, entertainment, etc.
- These apps can also be easily deleted from your smartphone by just uninstalling.
Tablet
- By hearing the tablet, you may mix it with the medicines used in pharmacy, but in computer science, we have our own tablet.
- Tablet is a small computer which is wireless and has a touchscreen to work upon it.
- It is smaller than a computer but larger than a smartphone.
- It is portable and hence can be carried anywhere to work with.
- Tablet has been developed to reduce the problem of portability of computer.
Recap
- HTTP stands for hypertext transfer protocol. It is a way of communication between the user and the internet.
- HTML stands for hypertext markup language. It is a computer language and is the building block for making a website.
- Wi-Fi is a wireless technology that helps the computer and other devices to work over a wireless network.
- Apps is a short form of applications and they are the computer programs that can be run on smartphones and can be easily downloaded from the internet.
- Tablet is a compact form of a computer which has a touchscreen to work with. It is wireless and portable device invented to reduce the portability problem of the computer.
