INTERNET
“INTERNET = INTER + NET = INTERNATIONAL NETWORK”
“NETWORK OF NETWORKS KNOWN AS The INTERNET”
ARPANET
The Advanced Research Projects Agency Network (ARPANET) was an early packet switching network and the first network to implement the protocol suite TCP/IP.
INTRANET
usually a corporation, accessible only by the organization's members,
employees, or others with authorization. Like the Internet itself, intranets are used to share information. Secure intranets are now the fastest-growing segment of the
The Internet because they are much less expensive to build and manage than private.
EXTRANET
An extranet is a website that allows controlled access to partners, vendors and
suppliers or an authorized set of customers - normally to a subset of the Information accessible from an organization's intranet.
WWW
The World Wide Web (WWW) is an open source information space where documents and other web resources are identified by URLs, interlinked by hypertext links, and can be accessed via the Internet. It has become known simply as the Web.
ISP
An Internet service provider (ISP) is an organization that provides services for
accessing, using, or participating in the Internet.
URL
URL's, or 'uniform resource locators', are the web browser addresses of internet
pages and files. A URL works together with IP addresses to help us name, locate,
and bookmark specific pages and files for our web browsers.
HTTPs
Hyper Text transfer protocol SECURED this means that the web page has a special layer of encryption added to hide your personal information and passwords. Whenever you log into your online bank or your web email account, you should see https at the front of the page address.
EMAIL
(formerly spelled e-mail with a hyphen) is electronic mail.
It is the sending and receiving of typewritten messages from one screen to another.
Email is usually handled by a webmail service (e.g. Gmail or Yahoo mail), or an installed software package (e.g. Microsoft Outlook).
BLOG
A blog ('web log') is a modern online writer's column.
Amateur and professional writers publish their blogs on most every kind of topic: their hobby interest in paintball and tennis, their opinions on health care, their
commentaries on celebrity gossip, photo blogs of favorite pictures, tech tips on using Microsoft Office. Absolutely anyone can start a blog, and some people actually make reasonable incomes by selling advertising on their blog pages.
E-commerce
E-commerce is 'electronic commerce' the transacting of business selling and buying online. Every day, billions of dollars exchange hands through the Internet and World Wide Web. Sometimes, the e-commerce is your company buying office
products from another company (business-to-business 'B2B' e-commerce).
Spamming
'Spam' has two meanings. 1) Spam can mean 'the rapid repetition of a keyboard
command'. But more commonly, 2) spam is the jargon name of 'unwanted/ unsolicited email'. Spam emailis usually comprised of two sub-Categories:
high-volume advertising, and hackers attempting to lure you into divulging your passwords.
Encryption and Authentication
Encryption is the mathematical scrambling of data so that it is hidden from
Eavesdroppers (unauthorized users). Encryption uses complex math formulas
('ciphers') to turn private data into meaningless gobbledygook that only trusted
readers can unscramble.
Encryption is the basis for how we use the public Internet as a pipeline to conduct trusted business, like online banking and online credit card purchasing. On the provision that reliable encryption is in place, you’re banking information and credit card numbers are kept private.
QUESTIONS
Q.1. Free of cost repair of software bug available at Internet is called ?
A) Email B) spam C) Adons D) Patch
Ans.(D)
Q.2. Internet formally known as ?
A) extranet B) intranet C) Adons D) ARPANET
Ans.(D)
Q.3. HTML Full Form ?
A) Hyper Text Markup Language B) Hydra text markup language
C) Hyper type markup language D) None of These
Ans.(D)
Q.4. wwww full form ?
A) World Wide Web Window B) World Wire Web Window
C) World Wide Web Worm D) None of These
Ans.(C)
Q.5. Which one of the following is not a search engine ?
A) GOOGLE B) BING C) WINDOWS D) YAHOO
Ans.(C)
Q.6. A computer on internet are identified by :
Ans.(C)
Q.7. What is Internet Explorer ?
A) Antivirus B) Search engine
C) Virus D) Browser
Ans.(D)
Q.8. Switching from one website to another known as-
A) Jumping B) Travelling
C) Navigation D) Browsing
Ans.(D)
Q.9. Transferring data from server to client will be known as ?
A) Downloading B) Grouping
C) Moving D) None of these
Ans.(A)
Q.10. Website is collection of _____ ?
A) Web Pages B) Web Portals
C) URLS D) None of these
Ans.(A)
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