Question 1

What is the response from an open UDP port which is not behind a firewall?

Options :

A : ICMP message showing Port Unreachable

B : No response

C : A SYN packet

D : A FIN packet

Answer: B

Question 2

WannaCry, an attack, spread throughout the world in May 2017 using machines running on outdated Microsoft operating systems. What is WannaCry?

Options :

A : Ransomware

B : Malware

Answer: A

Question 3

Which of the following is not a DDoS attack?

Options :

A : SYN Flood

B : NTP Amplification

C : UDP Flood

D : Brute Force

Answer: D

Question 4

Where are the password hashes stored in the Linux file system?

Options :

A : /etc/passwd

B : /etc/password

C : /etc/shadow

D : /usr/bin/shadow

Answer: C

Question 5

Which of the aforementioned SSL/TLS protocols are considered to be unsafe?

Options :

A : SSLv2 and SSLv3

B : TLSv1.0 and TLSv1.1

C : Both A and B

D : SSLv2, SSLv3, TLSv1.0, TLSv1.1, TLSv1.2, and TLSv1.3

Answer: C

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