Perform basic operations of cloud computing including internet and email services Unit -6

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 ### 1. What is DNS?

DNS (Domain Name System) translates domain names into IP addresses, allowing users to access websites using human-readable names.


### 2. What is e-mail?

Email (electronic mail) is a method of exchanging digital messages over the internet, typically between individuals or organizations.


### 3. What is a home page?

A home page is the main or introductory page of a website, usually serving as a table of contents for the site's content.


### 4. What is a firewall?

A firewall is a network security system that monitors and controls incoming and outgoing network traffic based on predetermined security rules.


### 5. What is URL?

A URL (Uniform Resource Locator) is the address used to access resources on the internet, such as web pages.


### 6. What are the principal features of the internet?

- Global Connectivity

- Information Sharing

- Communication

- Multimedia

- Interactivity

- Commerce

- Services

- Social Networking

- Accessibility

- Scalability


### 7. What is a protocol?

A protocol is a set of rules governing the format and transmission of data between devices in a network.


### 8. Give 5 examples of search engines?

- Google

- Bing

- Yahoo!

- DuckDuckGo

- Baidu


### 9. What is backbone?

A backbone is the primary connectivity route in a network, handling the highest data traffic and connecting different networks.


### 10. Give one example of a Web browser?

- Google Chrome


### 11. What is Internet cooperative networks that use the infrastructure and standards of the Internet and the WWW?

Intranets and extranets are corporate networks that use internet infrastructure and web standards for internal and external communications respectively.


### 12. Give some examples of file formats or languages used to create Web pages?

- HTML

- CSS

- JavaScript

- XML

- PHP


### 13. What is meant by CC and BCC?

- *CC (Carbon Copy)*: Sends a copy of an email to additional recipients, visible to all recipients.

- *BCC (Blind Carbon Copy)*: Sends a copy to additional recipients without revealing them to other recipients.


### 14. Sign In to your E-Mail account.

Follow the instructions on your email provider's website to sign in.


### 15. Prepare an E-Mail including your Name, Address, and Contact No:

Compose an email with the following information:

- Name: [Your Name]

- Address: [Your Address]

- Contact No: [Your Contact Number]


### 16. Use siyamrvts@gmail.com as a CC recipient.

Include siyamrvts@gmail.com in the CC field of your email.


### 17. Type the difference between CC & BCC in your Mail.

Explain that CC recipients are visible to all recipients, while BCC recipients are not visible to anyone.


### 18. Type Mail Subject as CAA-Final Assessment.

Set the subject of your email to "CAA-Final Assessment."


### 19. Attach at least 3 files to your Mail.

Attach three files to your email (e.g., documents, images, PDFs).


### 20. Send your mail to kiyaroosnamj@gmail.com.

Send the prepared email to kiyaroosnamj@gmail.com.


### 21. Search Sunday Times E-NEWS paper and Open the front page.

Search for the Sunday Times E-NEWS paper online and open the front page.


### 22. Download a music file to your desktop folder Windows.

Find and download a music file to a folder on your Windows desktop.


### 23. What is a Virus?

A virus is a type of malicious software designed to replicate itself and spread from one computer to another, often causing harm.


### 24. Give some examples of Viruses?

- ILOVEYOU

- Mydoom

- WannaCry

- Melissa

- Conficker


### 25. What is Antivirus?

Antivirus software is designed to detect, prevent, and remove malware, including viruses, from computers.


### 26. Give some examples of Antivirus?

- Norton

- McAfee

- Avast

- Bitdefender

- Kaspersky


### 27. How do you Download Free antivirus software?

Visit the official website of free antivirus software (e.g., Avast, AVG), download the installer, and follow the installation instructions.


### 28. You to send the E-mail you will need.

To send an email, you need:

- An email account

- The recipient's email address

- A subject line

- The email body content

- Any attachments (if required)


### 29. What are the key elements of Protocol?

- Syntax: Defines the structure or format of the data.

- Semantics: Defines the meaning of the data.

- Timing: Defines when data should be sent and received.


### 30. Difference Between "Download" and "Upload"?

- *Download*: Transferring data from a remote server to a local device.

- *Upload*: Transferring data from a local device to a remote server.

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