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MBA 1st Year Network And Internet Very Short Questions Answers Notes

Q.15. What is a URL?

Ans. URL is an acronym for Uniform Resource Locator and is an address to a resource on the Internet. It has two main components-Protocol identifier (http) and Resource name (.com). Both these are separated by a colon and two forward slashes. The protocol identifier indicates the name of the protocol to be used to fetch the resource and resource name is the complete address to the resource. 

Q.16. What are the needs to explore the Internet? 

Ans. To explore the Internet, you need the following:

1. ISP 2. Min-56 kbps modem. 

3. Service provider’s (ISP’s) dial up telephone number. 

4. Service provider’s numeric IP address. 

5. Login and password.

6. Browser. 

Q.17. How we have to take care with e-mail?

Ans. Theoretically, the postmasters and system administrators who relay electronic-mail messages could read your e-mail if they wanted to. But so many e-mail messages are sent each day that it’s unlikely for any particular message to be read. Still you should know that employers have the right to monitor e-mail send using their computers, law enforcement authorities can monitor you e-mail under certain circumstances and courts can require you to produce e-mail that relates to a court case. So, it’s a good idea not to say anything in e-mail that you wouldn’t want to have to say in public. 

MBA 1st Year Network And Internet Very Short Questions Answers Notes
MBA 1st Year Network And Internet Very Short Questions Answers Notes

Q.18. How will you reply and forward e-mail messages? What is redirecting of messages?

Ans. Replying and Forwarding E-mail Messages: Rather than create message from scratch, you may choose to reply to or forward message.

1. Replying: When you reply to a message the sender address is automatically put in the ‘To’ field and the ‘Subject of the original message is reused preceded by Re; for the reply.

2. Forwarding: When you forward a message, the subject of the original message is reused, with the prefix FW (or something similar). You must specify the e-mail address of the recipient of a forward message.

3. Redirecting: Some e-mail programs allow you to redirect messages. Redirecting a message is similar to forwarding a message except that the message retains the original sender in the form of header and adds a notation that the message come through you.

Q.19. What are e-mail ethics?

Ans. E-mail Ethics: E-mail is much more informal than communication on paper: The rules of good practise to follow:

1. Be concise 

2. Indicate the nature of your message clearly in the subject line. This is somewhat is a good title to a research paper. It gives you reader some idea of what’s coming and is later for filling your message in a mail box. 

3. Be polite: Don’t write comments that you wouldn’t make to someone in person (these provocative messages are called ‘flames’) take sometime to read what you have written i you hit the send button. 4. Respond promptly to mail sent to you.

Q.20. What is SMTP?

Ans. SMTP (Simple Mail Transfer Protocol): The standard rules that many e-mail clients usato handle outgoing e-mail messages. SMTP identifies the sender itself, specifies the recipient of mail and then transfer the e-mail message. It also enables the sender to keep a copy of the mail until it is actually delivered. This enhances the reliability of message delivery. 

Q.21. What is PPP?

Ans. PPP (Point to Point Protocol): This is used when the Internet is accessed using a telephone line. It is the set of rules that specify how the data will be communicated over telephone line from your computer and when the connection with your ISP has been established. This protocol is used in conjunction with SLIP. 

MBA 1st Year Network And Internet Very Short Questions Answers Notes

Q.22. What is MAN?

Ans. Metropolitan Area Network (MAN): Networks that cover a large city or metropolitan area are known as MAN. Basically this network is a type of WAN which is spread over a large area but not spread across countries and across continents. Such large networks have become a necessity for carrying out the day-to-day activities of many business and government organisations and their end users. For example, a cable television network. A company can use a MAN to connect the LANS throughout a city like a local telephone company. 

Q.23. What are the disadvantages of fibre optic cables?

Ans. The major disadvantage of fibre optic cables is splicing. When fibre optic cables are spliced, each fibre end must be aligned precisely to permit the maximum amount of light to be transmitteu between spliced fibres. This alignment is time consuming and costly. Secondly, these cannot be direcwy nected to the electronic devices as signals carried by fibre optic cables must be converted transceivers from light signals to electric signals. 

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