Threats | MCQs

Explanation

A Trap door (or backdoor) is a hidden entry point into a system that bypasses normal authentication, making it a serious security threat.

Unlike viruses or worms, it allows unauthorized access without detection, potentially exposing entire systems.

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 network attack where attackers attempt to obtain sensitive information like usernames, passwords, or credit card details by pretending to be a trustworthy entity.

It often involves misleading emails or fake websites designed to trick users into revealing their personal information.