Online Access Free JK0-018 Exam Questions

An email client says a digital signature is invalid and the sender cannot be verified. The recipient is concerned with which of the following concepts?

• A.Availability
• B.Confidentiality
• C.Integrity
• D.Remediation

A way to assure data at-rest is secure even in the event of loss or theft is to use:

• A.Access Control Lists.
• B.Trusted Platform Module integration.
• C.Special permissions on the file system.
• D.Full device encryption.

Which of the following is a concern when encrypting wireless data with WEP?

• A.WEP implements weak initialization vectors for key transmission
• B.WEP uses a very weak encryption algorithm
• C.WEP allows for only four pre-shared keys to be configured
• D.WEP displays the plain text entire key when wireless packet captures are reassembled

A company determines a need for additional protection from rogue devices plugging into physical ports around the building. Which of the following provides the highest degree of protection from unauthorized wired network access?

• A.MAC filtering
• B.802.1x
• C.Intrusion Prevention Systems
• D.Flood guards

Elastic cloud computing environments often reuse the same physical hardware for multiple customers over time as virtual machines are instantiated and deleted. This has important implications for which of the following data security concerns?

• A.Availability of servers
• B.Data confidentiality
• C.Integrity of data
• D.Hardware integrity