Hackers were skilled computer experts, some who with their technical knowledge access our accounts

Flame wars are nothing that lengthy exchange of angry or abusive messages between users of an online forum or other discussion area.

Networks at home were connected by two ways they are
1. Wired network,
2. Wireless network

Packet switching is used to transfer the information between computers and network

WhatsApp, Facebook, twitter, blogs, pintrest, LinkedIn, classmates

Mobile Technology and Social Web are the two innovations have been changed the people life style to use Internet.

Malware treats or computer warms that replicates it by its own is called as virus

Explorer, Yahoo, bing were powerful search engine. Later, Google stepped in with user friendly gmail, youtube, google drive, google maps, etc. and are useful applications.

E-Governance made easier to collect their certificates through online,early days a person spend more time to collect the certificates and he have to directly many more difficulties. To avoid this bribery at office e-governance via Internet let a new path on all for ordinary man.

Computer which is connected to network called as nodes. The data originates and terminates at these particular nodes is called as a source and destination.

File server, webcamera, speakers, printer, scanner, fax machine etc., Accessing services such as WWW (World Wide Web), Digital audio, Digital video which are shared to use applications, software, and storage servers.

It is a first widely used to which implemented true computer control.

The service provider that leases this infrastructure, which is known as hosting

U.S Military Radar system used SAGE (Semi - Automatic Ground Environment) at late 1950

It used to transfer the information between computers and network