Explanation

Cathode Ray Tubes (CRT) are used in old television sets and computer monitors.

They work by directing electron beams onto a screen to create images.

Explanation

• E-mail stands for: Electronic Mail
• Father of E-mail: Ray Tomlinson
• First E-mail sent: 1971
• @ is used to divide an email into: two parts
• SMTP helps to send: E-mails
• SMTP stands for: Simple Mail Transfer Protocol
• Received email is saved: inbox
• Sent email is saved in: sent box
• Maximum attachment size in Yahoo Email: 25 MB
• G-mail stands: Google Mail
• Email spam also called: junk email
• To close email account click: sign out
• To create new E-mail: Sign Up
• Email hacking means: Illegal access to open email accounts of others
• Junk email is also called: Spam 
•  At sign (@): always a part of email address
• Sending an E-mail is similar to: writing a letter
• A allows us to access our e-mail from anywhere: Webmail interface 
• Bookmark:  is associated with Internet E-mail

Explanation

Phishing is a type of cybercrime where attackers send fraudulent emails or messages designed to trick individuals into providing sensitive information,

such as:

Passwords

Credit card numbers

Explanation

VPN are also used for hides users’ physical location.

VPN masks your IP address.

A VPN can hide a user’s browsing activity.

There are 6 types of VPN protocols.

There are 2 types of VPNs.

Explanation

• To send email, we use Outlook (or other email clients like Gmail, Yahoo, etc.).
• Email (Electronic Mail) is a way to send messages electronically via the internet.
• Email clients like Outlook, Gmail, Yahoo, etc. allow users to compose, send, and receive emails.
• Emails typically consist of a sender, recipient, subject, and message body.
• Emails can also include attachments, such as files or images.
• Email is a popular form of communication in personal and professional settings.