MB02 – 02 : INTERNET APPLICATION

1. Explain FTP (File Transfer Protocol) Applications.
Ans:
Transferring a file via FTP requires two participants:
1. FTP Client Program and
2. FTP Server Program
The FTP client is the program that we run on our computers. The FTP Server is the program that runs on the huge mainframe somewhere and stores tens thousands of files. It is similar to an online library of files. The FTP client can download or upload files to the FTP server.
Using Web browser we can only download the files , we can not upload the files. But FTP applications will help us to upload the files to the web sites that we are maintaining.
There are many FTP programs that we can download from the Internet. Windows has its own command line based FTP program. To connect to FTP server we must have a login name and the password.
Another important FTP program, which is available as a shareware, is WSFTP. Using this window based program it is easier to maintain your web site.

2. Write down the advantages of Electronic Mail.

The main benefit of e-mail when compared to other messaging mediums like fax is that is is almost instantaneous. More importantly, it directly reaches the concerned individual’s electronic mail box without getting buried under a mountain of paper.
In some case, we can even confirm whether our message has been received and read by the recipient. This facility is not readily available with other mediums like letter or fax.
With e-mail even if the recipient is not around, the message is delivered into his mailbox and is available the next time he checks the mailbox.

3. List out the Applications of Multimedia

Ans:
The word Multimedia simply means being able to communicate in more than one way for better interaction. In other words, execution of text, sound, graphics and animation simultaneously is Multimedia. Therefore a Multimedia based computer must have all the necessary hardware and software required to combine these components.

 Applications of Multimedia:
1. Entertainment:
The software industry has developed lots of real life like games by including text, graphics, sound and animation. Virtual rality has made computer game more adventurous. Multimedia games allow children to experience the joy of driving cars of different type and model, fly aircraft, play any musical instrument, play gold and so on.

2. Education and Training:
Multimedia software with a focus on education is available. E.g. Nautilus, General Knowledge, Encyclopedia, Essential Internet ,Windows 98 tutor etc. Virtual reality has been used in simulators, which creates a real like imaging.
These are used in training centers like
a) In Air force candidates are trained to control an aircraft using flight simulators.
b) Medical training centers use to train students perform operation on a non existing living being, instead of taking risk on a living being
3. Business:
Multimedia is used in Business to enhance quality of business communication. We can see advertisements and corporate presentation incorporating Multimedia Video conferencing, another activity that involves Multimedia allows people to get together for discussions on the Internet.

4. What is Internet and write down the objectives of Internet?
Ans:
The Internet is “a network of networks”. It is a global collection of high powered computers that are connected to each other with network cables, telephone lines, microwave dishes, satellites etc.
Some computers (Servers) on the Internet store documents, sound files, video clips, program files, electronic shopping centers, animations, pictures, interactive contents and other information that can be stores and presented electronically. All these resources are available to all computers connected to the Internet.

We can communicate with anyone on the Internet by sending e-mail, posting messages in newsgroups, chatting in various chat areas and even telephoning and video-conferencing over the Net.

INTERNET APPLICATION - 1

1. Explain what you can do with Internet.

Ans :

 Search for information
In the Internet there are sites that have electronic versions of classic literature pages and pages of movie facts, stock quotes, collection of music and other interactive contents and mountains of additional information. Since there is awful lot of information, you may have trouble finding a place to start. There are search tools in the Internet that helps you search for specific information. Yahoo, Lycos, Web Crawler, Hotbot, Khoj is popular search engine available.
 Use Electronic Mail
One of the widely used features on the internet is electronic mail(e-mail).With email you can send and receive mails without even leaving the keyboard. Messages can be sent globally just by paying local telephone charges. When someone sends you an email, it is stored in your mailbox (on service provider's computer). Using the email program, connect to your ISP; download your message to your local hard disk. Email eliminates the need of postage stamps and greatly reduces the time taken to spend and receive messages.
 Chat with other People
If you like talking to complete strangers and making new friends, Internet is the best place. With chat program you can chat with group of people, whose geographical location you need not know.
 Telnet to other Computers
With telnet program you can connect to another computer and use it as if you were sitting as it6s keyboard. When the telnet program connects your computer to remote computer, the remote computer usually asks you to enter a user name and a password. On telnet sites that allow anonymous access you can enter anonymous as your user name and your email address as the password.


2. How you can setting up Internet on your PC? Explain.

Ans:

1. Under My Computer select Dial-up Networking icon and then doubles-click on Make new Connection icon.
2. Enter the area code and the telephone number of VSNL. Select India [91] as the country code. Click on Next.
3. In the resultant dialog box enter a name to identify the icon. For e.g if you enter VSNL then VSNL is the name of the connection you have made. Click on Finish and new icon for the new connection is added to the Dial-up Networking folder.
4. Right click on your new icon and select the Properties from the shortcut menu that appears. In the resultant dialog box following changes are to be made.
5. The telephone number, area code and country will be displayed as you had filled. Do not make any changes here. Click on Configure.
6. In the Properties dialog box, click the Options tab. Select Bring up terminal window after dialing and click on the OK button to confirm and close the window.

3. Explain Anatomy of the A (Anchor) Tag with a neat diagram.

Ans




4. List out the Elements of multimedia.

Ans:

 Test
This involves displaying words on the screen. This used to provide a lot of information, so program always use it. Text appearance can be made attractive and impressive, using special tools like boldface, blink, underline etc.
 Pictures
Computers can also produce photograph quality images on the screen. Explaining topics using pictures along with text will makes the audience understand the topic better.
 Movies
A computer can be turned into a Television using a Multimedia program. Video recordings like family movies, entertainment films; educative movies stored on compact disks can be played.
 Animation
Sometimes animation (Cartoons) can explain an aspect better than movies, for e.g.
1. The feet movements of a Dinosaur can be explained in detailed through animation.
2. Automobile industries use animation to study events like vehicle accidents to make driving safer.
3. Film industries use animation to create a non-existing, artificial world, for e.g. Jurassic Park, Star wars, Godzilla.
 Sound
A biting dinosaur is not much unless you hear the bones crunch as well.