Lesson 02: Understanding Cyber Security Threats

What type of malware is designed to encrypt files and demand payment for decryption?

• trojan horse

• ransomware

• adware

• spyware

Which of the following is a common social engineering technique?

• Vishing

• Spoofing

• Shoulder Surfing

• Phishing

What does a Denial of Service (DoS) attack aim to achieve?

• To provide additional resources to a service.

• To disrupt the normal functioning of a targeted system or service.

• To steal sensitive information from a user.

• To enhance the performance of a targeted system.

In a Man-in-the-Middle (MITM) attack, what is the attacker trying to do?

• The attacker is trying to establish a secure connection between two parties.

• The attacker is trying to steal the identity of one of the parties.

• The attacker is trying to intercept and manipulate communication between two parties.

• The attacker is trying to enhance the communication speed between two parties.

Which type of malware is often disguised as legitimate software?

• Trojan horse

• Ransomware

• Virus

• Worm

What is the primary goal of ransomware?

• To extort money from victims.

• To protect data from unauthorized access.

• To improve system performance.

• To delete files permanently.

Which of the following is NOT a type of malware?

• Trojan

• Firewall

• Spyware

• Antivirus

What is the purpose of a backdoor in malware?

• The purpose of a backdoor in malware is to provide unauthorized access to a system.

• To encrypt data on a system

• To improve system performance

• To create backups of files

Which social engineering technique involves impersonating a trusted individual?

• Phishing

• Pretexting

• Baiting

• Tailgating

What is the main characteristic of a worm?

• Flat and wide body with a hard shell.

• Round and spiky body with fins.

• Elongated, soft, and cylindrical body without limbs.

• Short and hairy body with multiple legs.