Cybersecurity Concepts Worksheet

Which of the following is an example of inappropriate use?

• Accessing a sensitive file without authorization

• Using a work computer to browse social media for hours

• Crashing a server with traffic

• Spreading malware via email

Which of the following best describes an Unauthorized Access (UA) attack according to NIST?

• A user accidentally deletes critical files

• A hacker gains access to a system using stolen credentials

• A website is overloaded with traffic

• An employee forgets to log off a computer

What is a Denial-of-Service (DoS) attack?

• An attempt to access data without permission

• The theft of personal credentials via email

• An attack that floods a system with traffic, making it unavailable

• A program that spreads itself by copying to other programs

Which of the following is a Trojan Horse?

• A fake email asking for a password

• A virus that replicates on its own

• A seemingly legitimate program that has hidden malware

• A worm that disables antivirus software

Which option defines a virus?

• A self-replicating program that does not require user interaction

• A deceptive email designed to steal credentials

• A malicious program attached to a host file that requires user action

• A hoax message used to trick users into deleting files

Which of the following is a hoax?

• A fake pop-up claiming a virus is detected

• A self-replicating program

• A network scanning tool

• An email phishing for passwords

Which of the following is a common indicator of a DoS attack?

• Unusual outbound email volume

• Extremely slow network performance or service outages

• Sudden increase in system logs

• System clock changes unexpectedly

What is a key attribute of malware attacks?

• They are always visible to users

• They usually originate from physical hardware

• They exploit vulnerabilities to gain unauthorized control

• They only affect file storage systems

A cookie in computing is best described as:

• A small piece of data stored by a website on a user's computer.

• A type of computer virus that infects files.

• A hardware component used for data storage.

• A programming language used for web development.

What is a cookie?

• A type of spyware

• A malicious software code

• A text file stored by a website on a user’s browser

• A script that blocks pop-ups