Threat | 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

Besieged means محاصرہ

Encircled means گھیرے ہوئے

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

The practice is used by individuals and enterprises to protect against unauthorized access to data centers and other computerized systems.

Explanation

To sell wolf tickets means To talk tough but not back it up

This idiom refers to making threats or boasting without intending to follow through.

Explanation

Explanation

• The correct answer is: The policeman ordered the violent crowd to stop all that or they would be arrested.
• This is the correct indirect speech equivalent of the original direct speech sentence. The verb "ordered" is used to report the command, and the wording "stop all that" and "they would be arrested" accurately convey the meaning of the original sentence.

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.

Explanation

Threat is to insecurity as challenge is to fight.

Both pairs show a cause-and-effect relationship, where the first element leads to the second.

Explanation

میلویئر حملہ آور کو متاثرہ مشین استعمال کرنے کے لیے ریموٹ کنٹرول فراہم کرتا ہے۔

میلویئر متاثرہ صارف کے مقامی نیٹ ورک کی چھان بین کرتا ہے۔

میلویئر حساس ڈیٹا چوری کرتا ہے۔