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Internet Notes For IBPS Bank Exam

Internet Notes For IBPS Bank Exam - Today’s topic is internet, the Internet is the global system of interconnected computer systems or networks that use the Internet protocol suite (TCP/IP) to link billions of devices worldwide. 

Some terms related to internet

  1. Intranet 
  2. Extranet 
  3. Gateway 
  4. Firewall 
  5. DNS
  6. Flash
  7. URL  
  8. Browser 
  9. Web Crawler 
  10. Search Engines 

Intranet 

intranet_imagesIt is a network of computers within an organization.

Extranet 

ExtranetIt is a network of computers between some related organizations

Gateway 

It is a point in a network that acts as an entrance to another network.For example, the ‘payment gateway’, if you’ve done any internet payment transaction you would have seen that from the merchant’s site you are taken to a payment gateway, from where you are then taken to your bank’s net banking site

Domain name server(DNS)

It stands for  Domain name server. It is a program which deals with computer addresses. In the Internet, it translates user friendly computer host names into IP addresses.

Popular Domain names: 
   

.jobs = Jobs

.org = organization

.gov = government agencies

.name = personal

.in =India

.edu = educational

.com = commercial business

.mil = military

.net = network organization

. biz = business organisations

Flash

It is an embedded animation software/program that displays small animations on web pages; like the how many ducks can you shoot!?

Browser

It is the software or program that allows a computer to view web pages. Like Mozilla Firefox, Google Chrome, Internet Explorer, Safari, Opera. 

Web Crawler 

It is a program that visits web sites and reads their pages and other information in order to create entries for a search engine index.

Search Engines

It are special program running on a website which offers user results of simultaneous searches of other websites for the required information. For example - Google etc.

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