Subject - Computer, Ch - 6, Internet Applications and Emerging Technologies [ N. B / W. B ]

W.B

            Answer the following questions.

a.                           a. What is a blog ? Mention its uses.                                                                    

A blog is a short form of weblog. A weblog is a discussion or informative site of an individual’s ideas, activities, opinions and advice. Each article in a blog is called a post. In simple words,

a blog is a publicly shared forum of a diary or journal where the topics can range from personal to politics. Usually, the entries of these posts are displayed in reverse chronological order, such that, the most recent post is displayed first, followed by earlier posts. A blog can include text, images, audio/video and, hyperlinks. It also allows comments from visitors or readers.

b.         Why it is important to be careful about what you post on social media sites?

Whatever activity you perform online, that is, liking a post, commenting on a post or posting on wall such as Facebook wall, all of these form a trail called digital footprints. They can be seen by all and cannot be removed permanently. These footprints can be tracked and used to form an opinion about you. Therefore, it is important to be careful about what you post on social media.

c.                                   c  .What are the advantages of online payment or ePayment?                          

·         ePayment is very convenient. Individuals can pay bills or make purchases anytime from any corner of the world.

·         It saves time. Once the initial set of the payment is completed, an individual can pay the bills in seconds.

·         The cost of ePayment is nominal compared to other type of payments, such as a cheque or a demand draft.

·         ePayment is becoming more and more secure than the old traditional ways . Every payment gateway has its own fraud protection system to protect customers. An individual’s personal financial data is encrypted before sending it electronically. It can be made more secure by creating strong passwords and installing suitable antimalware software.

Notebook Work : 

notes :

E-commerce

E-commerce or electronic commerce can be described as the process of buying and selling of goods and services on the internet and the transfer of money for these transactions.

·         Buyer or Consumer

·         Seller or Merchant

·         Producers or Manufacturing

Categories of e-commerce:

Business to Business (B2B): Here both the buyer and seller are two organisations. For example, IndiaMart.

Business to Customer (B2C): In this category, the products or services are sold by an organisation to a customer. Example, Amazon and Flipkart.

Customer to Customer (C2C): In this model, customers sell the products or services to other customers. Example, OLX and Quikr.

Customer to Business (C2B): In this category, customers post a project online and companies bid for this project. The customer reviews the bids and selects the company. www.freelancer.com and www.elance.com are two examples of C2B.

 

Online Modes of Payment : Online stores rely on a service provider called Payment Gateway Provider that processes credit card payments for e-businesses and online retailers.

·         Credit cards and Debit cards

·         Net banking

·         E-money

 

Blogging Platforms

·         Google Blogger

·         Wordpress

·         Tumblr

·         Medium

·         Ghost

 

Emerging Technologies

Virtual reality

Virtual reality refers to the use of computer technology to create an artificial or simulated environment, where users are fully immersed.

 

·         objects will get bigger as you move closer and smaller as you walk away from them.

·         as you move around the direction of sound also changes.

·         objects in the VR environment appear to be in the same size as they would look in the real world.

 

Artificial Intelligence

Artificial Intelligence (AI) is the ability of a computer-based machine to carry out activities involving reasoning and learning that only humans can perform using their intelligence.

 

Augmented reality

The origin of the word augmented is augment, which means to add or enhance something. In the case of Augmented Reality (also called AR) interactive digital elements, such as graphics, sounds and touch feedback are added into our real-world environment to create an enhanced user experience.

1	Fill in the blanks.
a.	is a category of e-commerce, where customers sell products or services to other customers.
Ans:	C2C (Customer to Customer)
b.	Online stores rely on a service provider called                              that processes credit card payment for e-business and online retailers.
Ans:	Payment Gateway Provider
c.	The                     are a series of digital audio files that are broadcast on the internet and are available for downloading to a computer or mobile devices.
Ans:	Podcasts
d.	The                               uses your existing natural environment and simply overlays virtual information on top of it.
Ans:	augmented reality
2.	Answer the following questions.
a.	Explain the advantage of e-money over a Debit or Credit card.
Ans:	E-money or electronic money is an electronic alternative to hard cash. E-money can be held on either cards, devices or even a web server. It also does not require the user to have a debit or credit card. Example: M-Pesa, Paytm, PayPal.
b.	Describe three areas where artificial intelligence is being developed.
Ans:	·         Expert systems have been developed that are programmed to make decisions based on the information given to them. ·         Intelligent systems are being used that can hear and understand the natural language of humans.

 

	·         Robotic vacuum cleaners that can detect and clean around walls and other objects effectively are becoming more and more popular. ·         Self-parking and self-driving cars are already being tested. These could drastically reduce the number of road accidents. ·         Smart homes will have features to distinguish between homeowners and intruders and alert the police in case of an intrusion. ·         Robotic assistants are being used to assist doctors by quickly and accurately pass surgical tools to doctors. (Any three)
c.	Explain what is virtual reality?
Ans:	Virtual reality refers to the use of computer technology to create an artificial or simulated environment, where users are fully immersed. Users make use of eye goggles, special gloves, headphones and powerful computers to get a feeling of reality.
d.	What is the difference between virtual reality and augmented reality?
Ans:	Virtual reality creates a completely artificial environment that provides an immersive experience, while augmented reality overlays new information on top of an existing environment by using a camera, smartphone or other devices.
e.	Your school plans to start a blog. Explain the different ways in which blogging can be used in school.

 

Ans:

·         Blogging is a great way to write and share ideas about classroom and school events. ·         Teachers can use blogs to publish resources, assignments, due dates for submissions, class events and keep students and parents up to date. ·         Blogging can help students improve their writing skills. ·         You can publish your writing and educate others on a particular topic.

EXTRA QUESTIONS

Question 1) It is the abbreviation for application.

(a) Apps

(b) App

(c) Appli

Question 2) This is a trending app offered by NCERT

(a) NCERT reader

(b) NCERT app

(c) e Phathshala

Question 3) This app can be used as online encyclopedia.

(a) Mapptrix

(b) Wiki Encyclopedia

(c) Whatsapp

Question 4) This app determines your global position by using GPS technology.

(a) Mapptrix Navigator

(b) Position Navigator

(c) Play store

Question 5) This app helps you in navigation when you are moving to new place.

(a) Whatsapp

(b) Uber

(c) Navigator

Question 6) It is the most popular and common chatting app.

(a) Trivago

(b) Whatsapp

(c) Snap chat

Question 7) This app allows you to send pictures, sounds while chatting to a person.

(a) Whatsapp

(b) Paytm

(c) Email

Question 8) It allows to make call without any bill.

(a) Paytm

(b) Google

(c) Whatsapp

Question 9) It helps to recharge your phone online.

(a) Email

(b) Gmail

(c) Paytm

Question 10) It helps you transfer money from one account to other.

(a) Whatsapp

(b) Net banking

(c) Uber

Question 11) Full form of PIN is

(a) Personal Identification Number

(b) Personal Identified Number

(c) Personally Identified Number

Question 12) It is a popular app to pay online bills –

(a) Paytm

(b) Mobikwik

(c) Both of these

Question 13) An application to download other applications.

(a) Gmail

(b) Play store

(c) Google

Question 14) An application to book train tickets online.

(a) My rail

(b) Indian rail

(c) IRCTC