An enterprisewide network security architecture of public
key infrastructure (PKI) would be comprised of:
A. A public key cryptosystem, private key cryptosystem and
digital certificate
B. A public key cryptosystem, symmetric encryption and
certificate authorities
C. A symmetric encryption, digital certificate and kerberos
authentication
D. A public key cryptosystem, digital certificate and
certificate authorities
Answer / guest
Answer: D
These three elements make up a complete system. The other
choices are combinations that do not make a complete system.
| Is This Answer Correct ? | 2 Yes | 0 No |
The MAIN reason for requiring that all computer clocks across an organization be synchronized is to: A. prevent omission or duplication of transactions. B. ensure smooth data transition from client machines to servers. C. ensure that email messages have accurate time stamps. D. support the incident investigation process.
Which of these has the potential to improve security incident response processes? A. Review the incident response procedures. B. Post-mortem or post-event reviews by the security team. C. Getting the hot-site ready. D. Reviw the BCP plan every six months
A validation which ensures that input data are matched to predetermined reasonable limits or occurrence rates, is known as: A. Reasonableness check. B. Validity check. C. Existence check. D. Limit check.
Which of the following should be in place to protect the purchaser of an application package in the event that the vendor ceases to trade? A. Source code held in escrow. B. Object code held by a trusted third party. C. Contractual obligation for software maintenance. D. Adequate training for internal programming staff.
Which of the following would be considered a business risk? A. Former employees B. Part-time and temporary personnel C. Loss of competitive edge D. Hackers
An IS auditor's primary concern when application developers wish to use a copy of yesterday's production transaction file for volume tests is that: A. users may prefer to use contrived data for testing. B. unauthorized access to sensitive data may result. C. error handling and credibility checks may not be fully proven. D. full functionality of the new process is not necessarily tested.
As a result of a business process reengineering (BPR) project: A. an IS auditor would be concerned with the key controls that existed in the prior business process and not those in the new process. B. system processes are automated in such a way that there are more manual interventions and manual controls. C. the newly designed business processes usually do not involve changes in the way(s) of doing business. D. advantages usually are realized when the reengineering process appropriately suits the business and risk.
Which of the following programs would a sound information security policy MOST likely include to handle suspected intrusions? A. Response B. Correction C. Detection D. Monitoring
Which of the following is an advantage of an integrated test facility (ITF)? A. It uses actual master files or dummies and the IS auditor does not have to review the source of the transaction. B. Periodic testing does not require separate test processes. C. It validates application systems and tests the ongoing operation of the system. D. It eliminates the need to prepare test data.
A universal serial bus (USB) port: A. connects the network without a network card. B. connects the network with an Ethernet adapter. C. replaces all existing connections. D. connects the monitor.
While reviewing the business continuity plan of an organization, the IS auditor observed that the organization's data and software files are backed up on a periodic basis. Which characteristic of an effective plan does this demonstrate? A. Deterrence B. Mitigation C. Recovery D. Response
An IS auditor doing penetration testing during an audit of Internet connections would: A. evaluate configurations. B. examine security settings. C. ensure virus-scanning software is in use. D. use tools and techniques that are available to a hacker.