Explanation
Audit observations are the findings and recommendations that result from an audit engagement. Audit observations should be first communicated with the auditee during fieldwork, which is the stage of the audit process where the auditor collects and analyzes evidence to evaluate the audit objectives1. Communicating audit observations during fieldwork has several benefits, such as2:
It allows the auditor to verify the accuracy and completeness of the observations, and to obtain additional information or clarification from the auditee if needed.
It enables the auditor to discuss the root causes, impacts, and risks of the observations, and to solicit the auditee's input on possible corrective actions and implementation timelines.
It helps to build rapport and trust between the auditor and the auditee, and to avoid surprises or disagreements at the end of the audit.
It facilitates timely resolution of audit observations, and reduces the risk of audit delays or disputes.
Therefore, option B is the correct answer.
Option A is not correct because communicating audit observations when drafting the report is too late, as it may lead to misunderstandings, conflicts, or revisions that could have been avoided if the observations were communicated earlier. Option C is not correct because communicating audit observations at the end of fieldwork is also not ideal, as it may not leave enough time for the auditor and the auditee to discuss and agree on the observations and recommendations. Option D is not correct because communicating audit observations within the audit report is the final step of the audit process, not the first.
References:
Audit Process Overview1
Communicating Internal Audit Findings: Best Practices for Success2

Section: Information System Operations, Maintenance and Support

Fidelity insurance covers the loss arising from dishonest or fraudulent acts by employees. Business interruption insurance covers the loss of profit due to the disruption in the operations of an organization. Errors and omissions insurance provides legal liability protection in the event that the professional practitioner commits an act that results in financial loss to a client. Extra expense insurance is designed to cover the extra costs of continuing operations following a disaster/disruption within an organization.

Explanation/Reference:
Explanation:
Modems (modulation/demodulation) convert analog transmissions to digital, and digital transmissions to analog, and are required for analog transmissions to enter a digital network.

Format string attacks are a new class of vulnerabilities recently discovered. It can be used to crash a program or to execute harmful code. The problem stems from the use of unfiltered user input as the format string parameter in certain C functions that perform formatting, such as printf (). A malicious user may use the %s and %x format tokens, among others, to print data from the stack or possibly other locations in memory. One may also write arbitrary data to arbitrary locations using the %n format token.