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Real Cisco 642-648 practice exam questions for easy pass!
Updated: Jun 03, 2026
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Cisco Deploying Cisco ASA VPN Solutions (VPN v2.0) Sample Questions:
1. In Cisco ASDM v6.4, what are four ways to implement single sign-on (SSO)? (Choose four.)
A) Use the HTTP Form protocol.
B) Use Kerberos SSO.
C) Use auto sign-on for servers that do not require authentication credentials.
D) Use SSO for application plug-ins.
E) Use SSO for smart tunnels.
F) Use a dedicated SSO server.
2. Which statement regarding hashing is correct?
A) MD5 takes more CPU cycles to compute than SHA-1.
B) MD5 produces a 64-bit message digest.
C) Changing 1 bit of the input to SHA-1 can change up to 5 bits in the output.
D) SHA-1 produces a 160-bit message digest.
3. A network architect designed a redundant site-to-site IPsec VPN. In this site-to-site IPsec VPN solution are two standalone Cisco ASA appliances that are deployed at the headquarters office site. A site-to-site VPN tunnel is established between the remote office and online peer (192.168.4.1).
To enable the remote office devices to be advertised correctly at headquarters, select the three Cisco ASA parameters and the ends in which they should be applied. R=remote end; H=headquarters end. (Choose three)
A) R-Configure Answer-Only
B) R-Enable RRI
C) H-Configure Answer-Only
D) H-Enable RRI
E) H-Configure Originate-Only
F) R-Configure Originate-Only
4. Refer to the exhibit.
A new NOC engineer, while viewing a real-time log from an SSL VPN tunnel, has a question about a line in the log.
The IP address 172.26.26.30 is attached to which interface in the network?
A) the SSL VPN tunnel interface of the end user
B) the physical interface of the end user
C) the Cisco ASA SSL VPN tunnel interface
D) the Cisco ASA physical interface
5. When attempting to tunnel FTP traffic through a stateful firewall that might be performing NAT or PAT, which type of VPN tunneling should you use to allow the VPN traffic through the stateful firewall?
A) SSL VPN plug-ins
B) smart tunnel
C) clientless SSL VPN
D) IPsec over TCP
Solutions:
| Question # 1 Answer: A,D,E,F | Question # 2 Answer: D | Question # 3 Answer: C,D,F | Question # 4 Answer: B | Question # 5 Answer: D |
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