NCO Sample Paper-5 -

1.

NCO

What is the purpose of a firewall in computer security?

To protect against physical damage to a computer

To monitor and control network traffic

To improve computer performance

To encrypt data during transmission

2.

NCO

What is the purpose of a CAPTCHA?

To encrypt sensitive data

To prevent unauthorized access

To detect computer viruses

To differentiate between humans and bots

3.

NCO

What does the acronym "VPN" stand for?

Virtual Personal Network

Virtual Public Network

Virtual Privacy Network

Virtual Private Network

4.

NCO

What does the term "phishing" refer to in the context of cybersecurity?

A type of online game

A method of catching fish using technology

A fraudulent attempt to obtain sensitive information

A technique to secure personal data

5.

NCO

Which of the following is an example of a social engineering attack?

Installing a firewall

Using two-factor authentication

Sending deceptive emails to obtain personal information

Updating operating system software