GISF 試験問題を無料オンラインアクセス

Which of the following statements are TRUE regarding asymmetric encryption and symmetric encryption? Each correct answer represents a complete solution. Choose all that apply.

• A.Asymmetric encryption uses a public key and a private key pair for data encryption.
• B.Symmetric encryption is commonly used when a message sender needs to encrypt a large amount of data.
• C.In symmetric encryption, the secret key is available only to the recipient of the message.
• D.Data Encryption Standard (DES) is a symmetric encryption key algorithm.

You are working as a project manager in your organization. You are nearing the final stages of project execution and looking towards the final risk monitoring and controlling activities. For your project archives, which one of the following is an output of risk monitoring and control?

• A.Qualitative risk analysis
• B.Quantitative risk analysis
• C.Risk audits
• D.Requested changes

Your network utilizes a coax cable for connections between various network segments. Your predecessor made sure none of the coax cables were in an exposed area that could easily be accessed. This caused the use of significant extra cabling. Why do you think this was done?

• A.He was concerned about wireless interception of data.
• B.He was concerned about electromagnetic emanation being used to gather data.
• C.This was an error you should correct. It wastes the cable and may make maintenance more difficult.
• D.He was concerned about vampire taps.

The SALES folder has a file named XFILE.DOC that contains critical information about your company. This folder resides on an NTFS volume. The company's Senior Sales Manager asks you to provide security for that file. You make a backup of that file and keep it in a locked cupboard, and then you deny access on the file for the Sales group. John, a member of the Sales group, accidentally deletes that file. You have verified that John is not a member of any other group.
Although you restore the file from backup, you are confused how John was able to delete the file despite having no access to that file.
What is the most likely cause?

• A.The Deny Access permission does not work on files.
• B.The Sales group has the Full Control permission on the SALES folder.
• C.John is a member of another group having the Full Control permission on that file.
• D.The Deny Access permission does not restrict the deletion of files.

Which of the following is a correct sequence of different layers of Open System Interconnection (OSI) model?

• A.Physical layer, network layer, transport layer, data link layer, session layer, presentation layer, and application layer
• B.Physical layer, data link layer, network layer, transport layer, session layer, presentation layer, and application layer
• C.application layer, presentation layer, network layer, transport layer, session layer, data link layer, and physical layer
• D.Physical layer, data link layer, network layer, transport layer, presentation layer, session layer, and application layer