202-450 Free Practice Test

Which of the statements below are correct regarding the following commands, which are executed on a Linux router? (Choose two.)

1. A. Packets with source or destination addresses from fe80::/64 will never occur in the FORWARD chain
2. B. The rules disable packet forwarding because network nodes always use addresses from fe80::/64 to identify routers in their routing tables
3. C. ip6tables returns an error for the second command because the affected network is already part of another rule
4. D. Both ip6tables commands complete without an error message or warning
5. E. The rules suppress any automatic configuration through router advertisements or DHCPv6

Correct Answer: DE

For what purpose is TCP/IP stack fingerprinting used by nmap?

1. A. It is used to determine the remote operating system.
2. B. It is used to filter out responses from specific servers.
3. C. It is used to identify duplicate responses from the same remote server.
4. D. It is used to masquerade the responses of remote servers.
5. E. It is used to uniquely identify servers on the network for forensic

Correct Answer: A

Which statements about the Alias and Redirect directives in Apache HTTPD’s configuration file are true? (Choose two.)

1. A. Alias can only reference files under DocumentRoot
2. B. Redirect works with regular expressions
3. C. Redirect is handled on the client side
4. D. Alias is handled on the server side
5. E. Alias is not a valid configuration directive

Correct Answer: CD

Which option within a Nginx server configuration section defines the file system path from which the content of the server is retrieved?

1. A. location
2. B. htdocs
3. C. DocumentRoot
4. D. root
5. E. base_dir

Correct Answer: D

What is DNSSEC used for?

1. A. Encrypted DNS queries between nameservers
2. B. Cryptographic authentication of DNS zones
3. C. Secondary DNS queries for local zones
4. D. Authentication of the user that initiated the DNS query
5. E. Encrypting DNS queries and answers

Correct Answer: B