Cyber Defense Quiz

A computer ____ is a malicious code which self-replicates by copying itself to other applications.

• download

• program

• virus

• worm

What is the main function of a keylogger?

• Logs all attempts to access a file.

• Records keystrokes made on a keyboard.

• Records keys used for encryption.

• Steals passwords and keys that are saved on your computer.

What is the difference between a virus and a worm?

• A worm spreads by attacking systems with weak passwords and a virus attacks systems that have not been updated.

• A virus can infect operating systems but a worm cannot.

• A virus can assist with other attacks but a worm cannot.

• A worm spreads by itself but a virus must attach to another program.

Which type of attack plays on the fact that users are usually the weakest link in security?

• Cross Site Scripting

• Rootkit

• Social Engineering

• Spyware

In the field of computer science, what is meant by the term zombie?

• Remotely controlled hosts

• Hackers that work at night

• Antivirus software that is out of date or has expired

• Viruses that remain on a system, but are no longer active

What is a zero-day vulnerability?

• A flaw that is hidden from the software vendor and taken advantage of by attackers.

• A flaw that is dismissed because it does not have the appropriate priority.

• A high-priority flaw that takes less than a day to discover and exploit.

• A flaw that is known by the software vendor, but has not been addressed or fixed.

Which of the following programming languages is associated with XSS?

• CSS

• HTML

• JavaScript

• SQL

Cybercriminals typically look for a system _______ to exploit for their own benefit.

• with a virus

• without a firewall

• with vulnerabilities

• with a strong password

What is ransomware?

• A form of cryptocurrency.

• Software used to protect your computer from harmful viruses.

• Computer equipment that is stolen and held hostage until you pay the attackers.

• Software that holds your data hostage until you send the attackers money.

Which of the following grants an attacker access to multiple devices and their connections?

• Worms

• Virus

• Trojan

• Botnet