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What ports can be queried to perform a DNS zone transfer?

A.

53/TCP

B.

53/UDP

C.

Both 1 and 2

D.

None of the above

Which SMB (Server Message Block) network protocol version introduced support for encrypting SMB traffic?

A.

SMBv1

B.

SMBv2

C.

SMBv3

D.

None of the above

Which of the following is a valid DNS record type?

A.

NAPTR record

B.

SRV record

C.

TXT record

D.

All of the above

According to the screenshot below, which of the following statements are correct?

A.

The application is running on port 443 and the HTTPS protocol.

B.

The credentials have been submitted over the HTTP protocol.

C.

The credentials have been submitted over the HTTPS protocol.

D.

The application is running on port 80 and the HTTP protocol.

How many octets are there in an IPv6 address?

A.

16

B.

32

C.

64

D.

128

Which of the following is not a DDoS attack?

A.

SYN Flood

B.

NTP Amplification

C.

UDP Flood

D.

Brute Force

What ports does an MSSQL server typically use?

A.

1433/TCP, 2433/UDP, and 3433/TCP

B.

1433/TCP, 1434/UDP, and 1434/TCP

C.

1433/TCP, 2433/UDP, and 1434/TCP

D.

1533/TCP, 1434/UDP, and 2434/TCP

In a Linux-based architecture, what does the /mnt directory contain?

A.

Temporary-mounted filesystems

B.

System configuration files and initialization scripts

C.

Loadable driver modules needed to boot the system

D.

System files which represent the current state of the kernel

What is the response from a closed TCP port which is not behind a firewall?

A.

ICMP message showing Port Unreachable

B.

A FIN and an ACK packet

C.

A RST and an ACK packet

D.

A SYN and an ACK packet

What is the response from a closed TCP port which is behind a firewall?

A.

A FIN and an ACK packet

B.

RST and an ACK packet

C.

A SYN and an ACK packet

D.

No response