Question 1

Which of the following is a link-layer address used to identify devices in a network?

Options :

A : DNS address

B : MAC address

C : TCP port number

D : IP address

Answer: B

Question 2

Which of the following is a protocol used to assign IP addresses to devices in a network?

Options :

A : ICMP

B : TCP

C : UDP

D : DHCP

Answer: D

Question 3

You receive an email from what appears to be a legitimate company asking you to verify your login credentials by clicking on a link. What is the most likely security risk associated with providing your login information in response to this email?

Options :

A : Your data will be securely stored

B : Your data will be encrypted

C : Your data may be intercepted through a phishing scam

D : Updating your software

Answer: C

Question 4

Which of the following is a type of security assessment that simulates an attack on a system to evaluate its security posture?

Options :

A : Vulnerability scanning

B : Risk assessment

C : Security audit

D : Penetration testing

Answer: D

Question 5

Which of the following terms refers to an attack in which an attacker gains access to a system by impersonating a legitimate user?

Options :

A : Brute-force attack

B : Phishing

C : Virus

D : Spoofing

Answer: D

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