Data Security Quiz Review Unit 4 TeachCyber

Which of the following best defines command injection?

• A method to encrypt data using commands

• An attack where an attacker executes arbitrary commands on a host operating system

• A way to update software remotely

• A technique to create backup files

What is a backdoor in the context of computer security?

• A physical door at the back of a server room

• A hidden method for bypassing normal authentication

• A type of firewall

• A software update tool

Which of the following is a characteristic of a Remote Access Trojan (RAT)?

• It only affects mobile devices

• It allows attackers to control a computer remotely

• It is used for data backup

• It is a type of antivirus software

Phishing attacks are primarily designed to:

• Improve network speed

• Trick users into revealing sensitive information

• Install operating system updates

• Encrypt user files for backup

Which of the following best describes social engineering?

• Using social media to advertise products

• Manipulating people into giving up confidential information

• Engineering social networks

• Building secure computer hardware

The McCumber Cube is a model used to:

• Design computer hardware

• Understand and assess information security

• Build network cables

• Encrypt wireless signals

Which of the following is an example of command injection?

• Sending a phishing email

• Entering malicious code into a website’s input field to execute system commands

• Installing antivirus software

• Using a strong password

A user receives an email that appears to be from their bank, asking them to click a link and enter their account details. This is an example of:

• Social engineering

• Command injection

• Data encryption

• Firewall configuration

Which scenario best illustrates the use of a backdoor?

• A user forgets their password and resets it using email verification

• An attacker installs a secret program that allows future access to the system without detection

• A company updates its software to fix bugs

• A user logs in with two-factor authentication

A Remote Access Trojan (RAT) can be used by attackers to:

• Remotely control a victim’s computer without their knowledge

• Speed up internet connections

• Encrypt files for backup

• Block spam emails