Module 5 Reviewing the Basics Quiz

Why does the fping -f 193.145.85.201 193.145.85.220 command cause an error?

An incorrect parameter is used.

Port scanning provides the state for all but which of the following ports?

Buffered

A NULL scan requires setting the FIN, ACK, and URG flags. True or False?

False

Fping doesn't allow pinging multiple IP addresses simultaneously. True or False?

False

What is a potential mistake when performing a ping sweep on a network?

Including a broadcast address in the ping sweep range

What is the most widely used port-scanning tool?

Nmap

Security testers and hackers use which of the following to determine the services running on a host and the vulnerabilities associated with these services?

Port scanning

A FIN packet sent to a closed port responds with which of the following packets?

RST

A closed port responds to a SYN packet with which of the following packets?

RST

To find extensive Nmap information and examples of the correct syntax to use in Linux, which of the following commands should you type?

man nmap

Security testers can use Hping to bypass filtering devices. True or False?

True

To see a brief summary of Nmap commands in a Linux shell, which of the following should you do?

Type nmap -h

Which parameter can be added to nmap to run a script scan with the default scripts?

-sC

Which of the following is a tool for creating a custom TCP/IP packet and sending it to a host computer?

Hping

In basic network scanning, ICMP Echo Requests (type 8) are sent to host computers from the attacker, who waits for which type of packet to confirm that the host computer is live?

ICMP Echo Reply (type 0)

Which type of port scan sends a packet with all flags turned off?

NULL